{"id":3485,"date":"2019-01-14T13:37:23","date_gmt":"2019-01-14T12:37:23","guid":{"rendered":"http:\/\/papyrc.com\/?p=3485"},"modified":"2019-01-14T13:37:26","modified_gmt":"2019-01-14T12:37:26","slug":"akk-oscars-backpack-vtx-review-test-et-avis","status":"publish","type":"post","link":"https:\/\/homelab.be\/index.php\/2019\/01\/14\/akk-oscars-backpack-vtx-review-test-et-avis\/","title":{"rendered":"AKK Oscar&rsquo;s backpack Vtx &#8211; review, test et avis."},"content":{"rendered":"\n<p>Bonjour \u00e0 toutes et \u00e0 tous !<br>J&rsquo;ai eu l&rsquo;occasion d&rsquo;avoir entre les mimines le fameux \u00e9metteur vid\u00e9o de chez AKK d\u00e9velopp\u00e9 en collaboration avec Oscar Liang, c\u00e9l\u00e8bre testeur et reviewer Anglais &#8230; qui est au passage super sympa et bien cal\u00e9 en \u00e9lectronique !<br>Cet \u00e9metteur a tout simplement \u00e9t\u00e9 d\u00e9nomm\u00e9 <a href=\"https:\/\/www.akktek.com\/oscar-s-backpack-vtx.html?acc=318\">Oscar&rsquo;s Backpack VTX<\/a> car il se place en \u00ab\u00a0sac \u00e0 dos\u00a0\u00bb \u00e0 l&rsquo;arri\u00e8re d&rsquo;une cam\u00e9ra.<br>Ni une, ni deux j&rsquo;ai lanc\u00e9 ma salve de tests sur le produit.<br>Quelques Clic Clac Kodak, coups de tournevis et r\u00e9glages divers plus tard&#8230; voici les r\u00e9sultats des tests mis en forme dans un petit article.<br><br>Le produit test\u00e9 dans cet article se trouve ici &gt;&gt; <a href=\"https:\/\/www.akktek.com\/oscar-s-backpack-vtx.html?acc=318\">Oscar&rsquo;s Backpack VTX<\/a> &lt;&lt;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Fiche technique<\/h2>\n\n\n\n<p>Type de mat\u00e9riel: \u00e9metteur vid\u00e9o<br>Gamme de fr\u00e9quences: 5.8GHz<br>Nombre de canaux: 37<br>Puissance d\u2019\u00e9mission: 25mW \/ 200mW<br>Tension de fonctionnement: 5Vdc<br>Consommation:  non communiqu\u00e9<br>Port\u00e9e vid\u00e9o: non communiqu\u00e9<br>Connexion d\u2019antenne: MMCX (adaptateur rallonge MMCX vers SMA fourni)<br>Connexion de l\u2019\u00e9metteur via c\u00e2bles pr\u00e9-soud\u00e9s<br>Dimensions: 19 x 19mm<br>Poids: 2,8g sans antenne<br>Fonctionnalit\u00e9s suppl\u00e9mentaires: SMART Audio, Pitmode, sortie 5Vdc 300mA , micro \u00e0 bord<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Unboxing<\/h2>\n\n\n\n<p>Arriv\u00e9 dans une enveloppe de protection \u00e0 bulles d&rsquo;air pour pr\u00e9venir des chocs, le Oscar&rsquo;s Backpack VTX est contenu dans un petit sachet antistatique \u00e0 fermeture ZIP.<br>Sur le sachet on retrouve un auto-collant qui renseigne du contenu et sur lequel on retrouve un code QR qui renvoie vers le facebook d&rsquo;AKK.<br>Cela nous change des jolies boites en carton \u00e9pais auxquelles nous nous \u00e9tions habitu\u00e9s.. probablement dans un soucis de prix car le packaging carton co\u00fbte plus cher que ces petits sachets zip.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-1-300x300.jpg\" alt=\"\" class=\"wp-image-3535\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-1-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-1-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-1-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-1-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-1.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>De l&rsquo;autre c\u00f4t\u00e9 on ne retrouve rien.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-2-1024x1024.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-2-300x300.jpg\" alt=\"\" class=\"wp-image-3536\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-2-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-2-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-2-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-2-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-2.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Dans le sachet \u00e0 fermeture zip on retrouve le n\u00e9cessaire.<br>L&rsquo;\u00e9metteur vid\u00e9o sur lequel a \u00e9t\u00e9 pr\u00e9-c\u00e2bl\u00e9 des fils de cuivre recouvert d&rsquo;une gaine silicone.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-9.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-9-300x300.jpg\" alt=\"\" class=\"wp-image-3537\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-9-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-9-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-9-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-9-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-9.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Un petit sachet transparent \u00e0 fermeture zip contenant 3 entretoises laiton et 3 petites vis M2 qui serviront \u00e0 fixer l&rsquo;\u00e9metteur \u00e0 l&rsquo;arri\u00e8re d&rsquo;une micro cam\u00e9ra au format 19x19mm.<br>Dans la pratique on n&rsquo;a besoin que de 2 entretoises et 2 vis, il y a donc 1 entretoise et 1 vis en remplacement&#8230; bien n\u00e9cessaire car \u00e0 ces petites tailles c&rsquo;est vite, tr\u00e8s vite \u00e9gar\u00e9 !<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-3.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-3-300x300.jpg\" alt=\"\" class=\"wp-image-3539\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-3-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-3-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-3-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-3-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-3.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Une rallonge d&rsquo;antenne munie d&rsquo;un connecteur MMCX d&rsquo;un c\u00f4t\u00e9, et de l&rsquo;autre c\u00f4t\u00e9 un connecteur SMA.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-4.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-4-300x300.jpg\" alt=\"\" class=\"wp-image-3595\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-4-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-4-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-4-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-4-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-4.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-5.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-5-300x300.jpg\" alt=\"\" class=\"wp-image-3597\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-5-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-5-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-5-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-5-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-5.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Un manuel d&rsquo;utilisation en Anglais<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-6.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-6-300x300.jpg\" alt=\"\" class=\"wp-image-3596\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-6-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-6-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-6-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-6-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar_backpack_review-6.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Manuel d&rsquo;utilisation<\/h2>\n\n\n\n<p>Mes habituelles photos du manuel d&rsquo;utilisation en Anglais.<br><\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-4.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-4-1024x1024.jpg\" alt=\"\" class=\"wp-image-3540\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-4-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-4-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-4-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-4-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-4.jpg 1080w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>L&rsquo;utilisation n&rsquo;est pas compliqu\u00e9e (encore moins si on le fait via SMART audio) mais dans le doute venez jeter un coup d&rsquo;oeil.<br>Si vous \u00eatre une nouille en Anglais, vous pouvez toujours utiliser l&rsquo;application android \u00ab\u00a0google traduction\u00a0\u00bb qui traduit en live gr\u00e2ce \u00e0 la cam\u00e9ra de votre smartphone tout texte pr\u00e9sent \u00e0 l&rsquo;image \ud83d\ude09<br>Notez que certaines fr\u00e9quences ne sont pas disponibles \u00e0 cause des normes US ! ben oui, on a beau pas \u00eatre am\u00e9ricain, on doit subir aussi leurs lois :\/<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-5.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-5-1024x1024.jpg\" alt=\"\" class=\"wp-image-3541\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-5-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-5-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-5-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-5-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-5.jpg 1080w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Tour d&rsquo;horizon<\/h2>\n\n\n\n<p>L&rsquo;\u00e9metteur c\u00f4t\u00e9 pile, c&rsquo;est \u00e0 dire c\u00f4t\u00e9 du bouton de configuration, des leds de signalisation et du micro.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-11.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-11-300x300.jpg\" alt=\"\" class=\"wp-image-3542\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-11-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-11-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-11-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-11-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-11.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Vue Zoom\u00e9e sur l&rsquo;\u00e9metteur.<br>A gauche le connecteur MMCX qui permet la connexion directe d&rsquo;une antenne MMCX ou de la rallonge d&rsquo;antenne fournie (MMCX vers SMA).<br>Au dessus, derri\u00e8re le connecteur d&rsquo;antenne, le bouton de r\u00e9glages&#8230; appui court, appui long d\u00e9pendant de ce que vous souhaitez r\u00e9gler.<br>Situ\u00e9es \u00e0 c\u00f4t\u00e9 du bouton de s\u00e9lection, on distingue 7 micros leds qui renseignerons les r\u00e9glages.<br>En bas \u00e0 gauche on remarque la pastile de microphone qui diffusera le son environnant dans le flux analogique.<br>Sur la droite de l&rsquo;\u00e9metteur sont pr\u00e9-soud\u00e9s les c\u00e2bles de raccord vers les p\u00e9riph\u00e9riques externes.<br>La s\u00e9rigraphie sur la carte parle d&rsquo;elle m\u00eame (sauf peut \u00eatre le pad TBS qui est la norme de SMART audio \u00e0 s\u00e9lectionner dans betaflight)<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-12.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-12-1024x1024.jpg\" alt=\"\" class=\"wp-image-3543\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-12-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-12-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-12-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-12-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-12.jpg 1080w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>L&rsquo;autre c\u00f4t\u00e9 de l&rsquo;\u00e9metteur vid\u00e9o.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-10.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-10-300x300.jpg\" alt=\"\" class=\"wp-image-3538\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-10-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-10-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-10-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-10-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-10.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Zoom sur cette partie de l&rsquo;\u00e9metteur.<br>Ce qui nous int\u00e9resse surtout dans cette vue c&rsquo;est la puce radio utilis\u00e9e.<br>Ici la RTC6705 qui est le coeur de l&rsquo;\u00e9metteur 5.8GHz (pour les curieux: <a href=\"http:\/\/sky.geocities.jp\/oumeastro\/RTC6705-DST-001.pdf\">le datasheet se trouve ici<\/a>)<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-13.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-13-1024x1024.jpg\" alt=\"\" class=\"wp-image-3544\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-13-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-13-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-13-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-13-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-13.jpg 1080w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>La platine \u00e9lectronique est toute fine, seul le connecteur MMCX reste la partie la plus imposante de cet \u00e9metteur.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-14.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-14-300x300.jpg\" alt=\"\" class=\"wp-image-3554\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-14-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-14-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-14-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-14-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-14.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Mesures<\/h2>\n\n\n\n<p>Quelques mesures dimensionnelles pour commencer en douceur.<br>Renseign\u00e9 \u00e0 19mm x 19mm dans la fiche technique, ces valeurs sont respect\u00e9es<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-15.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-15-300x169.jpg\" alt=\"\" class=\"wp-image-3545\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-15-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-15-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-15-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-15.jpg 1920w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-17.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-17-300x169.jpg\" alt=\"\" class=\"wp-image-3547\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-17-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-17-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-17-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-17.jpg 1920w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>La carte \u00e9lectronique n&rsquo;est pas carr\u00e9e, une d\u00e9coupe a \u00e9t\u00e9 judicieusement pens\u00e9e pour que le connecteur se trouvant sur la cam\u00e9ra, \u00e0 laquelle on viendra se fixer, ne vienne pas g\u00eaner lors du montage.<br>Ce sera plus parlant plus loin dans cet article quand je placerai l&rsquo;\u00e9metteur sur une cam\u00e9ra pour la d\u00e9mo.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-16.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-16-300x169.jpg\" alt=\"\" class=\"wp-image-3546\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-16-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-16-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-16-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-16.jpg 1920w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Le connecteur MMCX d\u00e9passe un peu de la carte.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-18.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-18-300x169.jpg\" alt=\"\" class=\"wp-image-3548\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-18-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-18-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-18-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-18.jpg 1920w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Pour information, on nous a laiss\u00e9 8cm de mou sur les c\u00e2bles silicon\u00e9s pr\u00e9-soud\u00e9s. de quoi satisfaire \u00e0 la plupart des montages.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-20.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-20-300x169.jpg\" alt=\"\" class=\"wp-image-3549\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-20-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-20-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-20-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-20.jpg 1920w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Renseign\u00e9e 2,8g dans sa fiche technique (hors antenne), on peut dire que c&rsquo;est respect\u00e9.<br>Ici mesur\u00e9e \u00e0 3g hors antenne.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-21.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-21-300x300.jpg\" alt=\"\" class=\"wp-image-3553\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-21-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-21-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-21-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-21-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-21.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>La rallonge d&rsquo;antenne MMCX vers SMA fournie fait quand \u00e0 elle 8cm au total.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-6.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-6-300x169.jpg\" alt=\"\" class=\"wp-image-3550\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-6-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-6-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-6-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-6.jpg 1920w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Cependant, dans la pratique, seul moins de 3,6cm seront vraiment exploitables par manque de flexibilit\u00e9.<br>Tr\u00e8s honn\u00eatement la rallonge sera plus un handicap qu&rsquo;autre chose, privil\u00e9giez la connexion directe d&rsquo;une antenne \u00e0 la connectique MMCX. gain de poids, moins de pertes, moins de contraintes&#8230;<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-7.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-7-300x169.jpg\" alt=\"\" class=\"wp-image-3551\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-7-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-7-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-7-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-7.jpg 1920w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>La rallonge d&rsquo;antenne fait 4,5g<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-8.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-8-300x300.jpg\" alt=\"\" class=\"wp-image-3552\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-8-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-8-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-8-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-8-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-8.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Pour ceux qui n&rsquo;ont pas envie de se lancer dans de savants calculs d&rsquo;ing\u00e9nieurs: la rallonge d&rsquo;antenne + l&rsquo;\u00e9metteur font +-7,4g au total<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-22.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-22-300x300.jpg\" alt=\"\" class=\"wp-image-3555\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-22-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-22-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-22-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-22-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-22.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<p>Si on veut pousser le vice: la rallonge + l&rsquo;\u00e9metteur + 2 vis et 2 entretoises donneront un total de 8,2g<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-23.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-23-150x150.jpg\" alt=\"\" class=\"wp-image-3556\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-23-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-23-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-23-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-23-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-23.jpg 1080w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-24.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-24-150x150.jpg\" alt=\"\" class=\"wp-image-3557\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-24-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-24-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-24-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-24-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-24.jpg 1080w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Tests<\/h2>\n\n\n\n<p>Bim Bam Boum, on lance la salve de tests sur le banc.<br>J&rsquo;ai r\u00e9gl\u00e9 l&rsquo;alimentation de laboratoire sur 5V, r\u00e9gl\u00e9 l&rsquo;\u00e9metteur sur une fr\u00e9quence de 5800MHz (soit le canal Fatshark 4) SANS signal vid\u00e9o pour ne pas l&rsquo;influencer et j&rsquo;ai mis deux multim\u00e8tres calibr\u00e9s dans la ligne; celui de gauche est en voltm\u00e8tre et celui de droite en amp\u00e8rem\u00e8tre.<br>J&rsquo;ai connect\u00e9 au pc du labo l&rsquo;analyseur de spectre RF explorer pour avoir une vue graphique du fonctionnement de l&rsquo;\u00e9metteur.<br>Un wattm\u00e8tre ImmersionRc v2 est connect\u00e9 \u00e0 la sortie de l&rsquo;\u00e9metteur pour mesurer sa puissance de sortie.<br>Note: Pour garder une stabilit\u00e9 de fonctionnement de l&rsquo;\u00e9metteur, j&rsquo;ai mis en service un ventilateur qui refroidit l&rsquo;\u00e9metteur car quand l&rsquo;\u00e9metteur chauffe (et il chauffe fort) la puissance de sortie diminue. <br><\/p>\n\n\n\n<p class=\"has-text-color has-vivid-red-color\">Attention: l&rsquo;alimentation de cet \u00e9metteur est de 5Vdc uniquement !!!<br>Passez par un bec d\u00e9di\u00e9 (et de pr\u00e9f\u00e9rence filtr\u00e9) pour \u00e9viter tout probl\u00e8me.<br>N&rsquo;utilisez pas cet \u00e9metteur en direct sur votre LiPo sous peine de le voir d\u00e9truit irr\u00e9m\u00e9diablement.<br>Il en va de m\u00eame pour le mettre en fonctionnement sans antenne&#8230; n&rsquo;allumez JAMAIS votre \u00e9metteur sans y connecter une antenne appropri\u00e9e sous peine de le d\u00e9truire de mani\u00e8re irr\u00e9versible.<\/p>\n\n\n\n<p>Test de l&rsquo;\u00e9metteur Oscar&rsquo;s Backpack VTX \u00e0 25mW<br>En r\u00e9alit\u00e9 il \u00e9met une puissance de 43,84mW et consomme 192mA.<br>Soit l&rsquo;\u00e9metteur sort une puissance quasi double !<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_25mw.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_25mw-1024x576.jpg\" alt=\"\" class=\"wp-image-3558\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_25mw-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_25mw-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_25mw-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_25mw.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>On \u00e9tend la vue de l&rsquo;analyseur de spectre \u00e0 200MHz (soit toute la bande vid\u00e9o 5.8hz).<br>A 25mW tout se passe bien, pas d&rsquo;\u00e9missions fant\u00f4me.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_25mw_150Mbp.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_25mw_150Mbp-1024x576.jpg\" alt=\"\" class=\"wp-image-3560\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_150Mbp-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_150Mbp-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_150Mbp-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_150Mbp.jpg 1448w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>On agrandit la vue \u00e0 20MHz, les porteuses sont nettes et ne bavent pas.<br>Au centre la vid\u00e9o avec les porteuses audio de part et d&rsquo;autre.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp-1024x576.jpg\" alt=\"\" class=\"wp-image-3561\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp.jpg 1448w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_ISO.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"393\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_ISO-1024x393.jpg\" alt=\"\" class=\"wp-image-3562\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_ISO-1024x393.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_ISO-300x115.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_ISO-768x295.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_ISO.jpg 1410w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_waterfall.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"395\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_waterfall-1024x395.jpg\" alt=\"\" class=\"wp-image-3563\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_waterfall-1024x395.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_waterfall-300x116.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_waterfall-768x296.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_25mw_20Mbp_waterfall.jpg 1894w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>A 200mW s\u00e9lectionn\u00e9, on mesure 464mW !!! soit plus du double de la puissance s\u00e9lectionn\u00e9e.<br>A cette puissance la consommation augmente \u00e0 415mA.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_200mW.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_200mW-1024x576.jpg\" alt=\"\" class=\"wp-image-3559\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_200mW-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_200mW-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_200mW-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc_200mW.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>En haute puissance, le signal vid\u00e9o se d\u00e9grade nettement et provoque de nombreuses perturbations dont une 87MHz plus loin que la porteuse vid\u00e9o.<br><\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_200mw_200Mbp.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_200mw_200Mbp-1024x576.jpg\" alt=\"\" class=\"wp-image-3564\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_200Mbp-1024x576.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_200Mbp-300x169.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_200Mbp-768x432.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_200Mbp.jpg 1446w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>Etendu \u00e0 35MHz de bande passante, on remarque nettement les perturbations induites.<br>Dans la pratique cela se traduira par des r\u00e2les et les pleurs de tous les camarades volant en FPV autour de vous !<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"580\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp-1024x580.jpg\" alt=\"\" class=\"wp-image-3565\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp-1024x580.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp-300x170.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp-768x435.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp.jpg 1445w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_p2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"403\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_p2-1024x403.jpg\" alt=\"\" class=\"wp-image-3566\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_p2-1024x403.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_p2-300x118.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_p2-768x302.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_p2.jpg 1437w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_waterfall.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"397\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_waterfall-1024x397.jpg\" alt=\"\" class=\"wp-image-3567\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_waterfall-1024x397.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_waterfall-300x116.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_waterfall-768x297.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/oscar_200mw_35Mbp_waterfall.jpg 1893w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>A basse puissance l&rsquo;\u00e9metteur chauffe mais cela reste correct.<br>Il ne faut pas n\u00e9cessairement refroidir.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscars_backpack_therm-2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"240\" height=\"320\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscars_backpack_therm-2.jpg\" alt=\"\" class=\"wp-image-3572\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscars_backpack_therm-2.jpg 240w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscars_backpack_therm-2-225x300.jpg 225w\" sizes=\"auto, (max-width: 240px) 100vw, 240px\" \/><\/a><\/figure>\n\n\n\n<p>A haute puissance, l&rsquo;\u00e9metteur chauffe de plus en plus.<br>Provoquant une chute de la puissance de sortie.<br>Si vous comptez l&rsquo;utiliser \u00e0 plein potentiel, pensez \u00e0 forcer un refroidissement via une bonne ventilation si vous souhaiter garder des performances optimales.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscars_backpack_therm-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"240\" height=\"320\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscars_backpack_therm-1.jpg\" alt=\"\" class=\"wp-image-3571\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscars_backpack_therm-1.jpg 240w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscars_backpack_therm-1-225x300.jpg 225w\" sizes=\"auto, (max-width: 240px) 100vw, 240px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Montage sur micro cam\u00e9ra<\/h2>\n\n\n\n<p>J&rsquo;ai justement une foxeer micro sous la main, voyons ce que ce sac \u00e0 dos donne au cul-cul de ma cam\u00e9ra.<br>On constate que la rallonge d&rsquo;antenne pourra rapidement g\u00eaner dans un montage, \u00e0 moins de donner beaucoup d&rsquo;angle (vers le haut \u00e0 la cam\u00e9ra)<br>En dessous de la cam\u00e9ra on distingue une longue barbe de fils de connexion.<br>L&rsquo;\u00e9metteur a \u00e9t\u00e9 con\u00e7u pour les micro cam\u00e9ra uniquement, ne comptez pas l&rsquo;utiliser au dos d&rsquo; une cam\u00e9ra aux dimensions standard cela ne fonctionnera pas au niveau des trous de fixation! Cependant vous pouvez tr\u00e8s bien le connecter \u00e9lectroniquement \u00e0 une cam\u00e9ra standard, c&rsquo;est tout \u00e0 fait compatible mais il vous faudra le loger ailleurs dans votre build (et l\u00e0, encore une fois, les trous de fixations ne vous aiderons pas)<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-29.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-29-1024x1024.jpg\" alt=\"\" class=\"wp-image-3568\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-29-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-29-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-29-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-29-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-29.jpg 1080w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>Les entretoises permettent de laisser un espace entre l\u2019\u00e9metteur et la cam\u00e9ra. Cet espace est surtout utile \u00e0 une bonne ventilation de l&rsquo;\u00e9metteur.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-28.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"http:\/\/papyrc.com\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-28-300x300.jpg\" alt=\"\" class=\"wp-image-3570\" srcset=\"https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-28-300x300.jpg 300w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-28-150x150.jpg 150w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-28-768x768.jpg 768w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-28-1024x1024.jpg 1024w, https:\/\/homelab.be\/wp-content\/uploads\/2019\/01\/Oscar-s-backpack_VTx_test_papyrc-28.jpg 1080w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p>Ce petit \u00e9metteur super l\u00e9ger qui se place en \u00ab\u00a0sac \u00e0 dos\u00a0\u00bb sur une micro cam\u00e9ra au format 19&#215;19 peut satisfaire les pilotes qui souhaitent optimiser au maximum la place disponible dans leur build.<br><br>Cependant, m\u00eame si j&rsquo;appr\u00e9cie beaucoup Oscar Liang et respecte la valeur de son travail, je n&rsquo;ai pas du tout appr\u00e9ci\u00e9 cet \u00e9metteur pour plusieurs raisons:<br>1. le format n&rsquo;est compatible qu&rsquo;avec les micros cam\u00e9ras et pas les cam\u00e9ras standards.<br>2. la connectique MMCX et sa rallonge d&rsquo;antenne donnent un d\u00e9bord \u00e9norme et non n\u00e9gligeable qui n&rsquo;est, en r\u00e9alit\u00e9, pas du tout pratique lors du placement dans un build.<br>3. les c\u00e2ble pr\u00e9-soud\u00e9s ne permettent pas une installation plug n&rsquo; play qui pourrait permettre de rapidement faire un \u00e9change sur le terrain.<br>De plus ces c\u00e2bles sont nombreux ce qui ne facilite pas le placement de l&rsquo;\u00e9metteur et fait brouillon dans le build.<br>4. les puissances d\u00e9clar\u00e9es ne sont pas respect\u00e9es (m\u00eame si dans la pratique personne ne s&rsquo;en plaindra).<br>5. en haute puissance on provoquera des \u00e9missions fant\u00f4mes sur le spectre; ce qui dans la pratique g\u00eanera probablement tous les copains qui volent aux alentours.<br>6. En haute puissance il faudra veiller \u00e0 bien refroidir l&rsquo;\u00e9metteur sans quoi la puissance de sortie se verra affect\u00e9e et revue \u00e0 la baisse.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Liens int\u00e9ressants<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.akktek.com\/oscar-s-backpack-vtx.html?acc=318\">L&rsquo;\u00e9metteur Oscar&rsquo;s Backpack VTX sur la boutique de AKK<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bonjour \u00e0 toutes et \u00e0 tous !J&rsquo;ai eu l&rsquo;occasion d&rsquo;avoir entre les mimines le fameux \u00e9metteur vid\u00e9o de chez AKK d\u00e9velopp\u00e9 en collaboration avec Oscar Liang, c\u00e9l\u00e8bre testeur et reviewer Anglais &#8230; qui est au passage super sympa et bien cal\u00e9 en \u00e9lectronique !Cet \u00e9metteur a tout simplement \u00e9t\u00e9 d\u00e9nomm\u00e9 Oscar&rsquo;s Backpack VTX car il [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3598,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[367,3,11],"tags":[299,437,435,439,434,25,18,182,12,106,17,436,433,133,331,32,302],"class_list":{"0":"post-3485","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-aeromodelisme","8":"category-fpv","9":"category-radioamateurisme","10":"tag-akk","11":"tag-analogique","12":"tag-antene","13":"tag-audio","14":"tag-backpack","15":"tag-camera","16":"tag-drone","17":"tag-emetteur","18":"tag-fpv","19":"tag-frequence","20":"tag-immersion","21":"tag-mhz","22":"tag-oscar","23":"tag-puissance","24":"tag-smart-audio","25":"tag-video","26":"tag-vtx","27":"czr-hentry"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>AKK Oscar&#039;s backpack Vtx - review, test et avis. - HomeLab<\/title>\n<meta name=\"description\" content=\"Un VTX d\u00e9velopp\u00e9 en partenariat avec un c\u00e9l\u00e8bre testeur de mat\u00e9riel FPV \u00e7a vous dit? 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