FAQ ki he wireless video transmission

COFDM-912
1. ʻE lava nai ke u liliu ʻa e transmitter mo e receiver tuʻo lahi? ʻE lava nai ke ngaue ki he 260 MHz band?
  1. 'Io, ʻe lava ke liliu ʻa e tuʻo lahi mei he 170Mhz (lelei ange mei he 220Mhz) ki he 860Mhz. Ko ia ʻe lava ke ngaue lelei ʻi 260Mhz band.
  2. ʻOku totonu ke liliu ʻa e tuʻo lahi hono tohí ʻo tatau pē ʻi he transmitter mo e receiver. ʻO e ngāué, ʻoku totonu ke liliu ʻe he Power Amplifier mo e ʻenitena ʻa e tuʻo lahi tatau. (ʻOku fie maʻu ke ke fakatau ha malohi amplifier mo e ʻenitena ki he transmitter mo e receiver ke feau hoʻo liliu).
  3. Ke lava ʻo fakaleleiʻi ʻa e pelepelengesi ʻo hono ʻave mo hono maʻu, ʻOku faʻa fasiʻi ʻaupito ʻa e bandwidth (tuʻo lahi ʻa e senitaá ±15Mhz, ko ia bandwidth ʻoku totonu ke 30Mhz). ʻOku fakapatonu makehe ʻa e malohi amplifier ʻo e transmitter mo e tuʻo lahi ʻo e ʻenitena ʻo fakatatau ki he tuʻo lahi ʻoku ke fie maʻu.
  4. ʻOku lelei taha pe ia ʻi he taimi ʻoku ke fokotuʻu ai ha ʻota, Kataki ʻo talamai ʻa e faʻahinga ngaue ʻoku ke fie maʻu. ʻE liliu ʻe heʻetau kau ʻenisinia ʻa e tuʻo lahi ʻo e transmitter mo e receiver, pea toe liliu foki ʻa e PA mo e ʻenitena ʻo fakatatau ki he tuʻo lahi ko ʻeni ke fakapapauʻi ʻa e ongoʻingofua lelei taha mo poupouʻi ʻa e mamaʻo taha ʻo e feʻaveʻaki.
  5. Ko e default frequency ko e 590Mhz, Mo 30Mhz (+/-15Mhz), te ke lava ʻo liliu ia ʻo ʻikai fulihi ʻa e Power Amplifier mo e ʻenitena. Hange ko 'eni, 578Mhz, 584Mhz, 590Mhz, 596Mhz, mo e 602Mhz.
  6. Kapau ʻoku fie maʻu ke ke liliu ʻa e transmitter tuʻo lahi mo e bandwidth, ʻOku ke fie maʻu ha meʻangaue makehe ʻo e Parameter configure palakipoe, Kataki ʻo vakai ki he fakatata ʻi lalo, ʻOku ʻikai ko ha default ia, Kataki ʻo fakatau ia ʻi ha fakamole makehe pe fetuʻutaki mai kiate kimautolu kimuʻa pea toki ʻota.

parameter configure board tool for transmitter
Parameter configure meʻangaue ki he transmitter

'Io, ʻoku ne poupouʻi ke ʻave ʻa e vitioo mo e fakamatala UART mei he transmitter mo e receiver.
ʻI heʻene hoko ko e feʻaveʻaki ʻi ha founga pē ʻe taha, koeʻuhí ke ʻoua naʻá ne lava ʻo ʻave ʻa e fekau ʻoku ne puleʻi ʻa e fakamafolá ki he tokotaha ʻokú ne puke ʻa e fakamafolá.

Kapau ʻoku fie maʻu ke ke ʻave ʻa e ngaahi fekau pe fakamatala kehe mei he receiver ke puleʻi ʻaki ha ngaahi meʻangaue kehe hange ko e ngaahi meʻafaitaa pe drones ʻi he transmitter, te ke lava ʻo tanaki atu ha seti meʻangaue fakaʻilekitulonika ʻoku maʻamaʻa, fetu'utaki mai kiate kimautolu, pea te mau lava ʻo fakafeʻungaʻi ia maʻau.

Simplex-half-Duplex-full-duplex-wireless-video-data-Transmissions-method-one-two-way-transmitter-receiver
Simplex-vaeua-Duplex-kakato-duplex-wireless-wireless-data-transmissions-founga-taha-2-transmitter-receiver

Kātaki ʻo vakaiʻi ʻa e fakaʻuhingaʻi ʻo e UART ʻi he transmitter mo e receiver ʻi he fehokotakiʻanga ʻi laló. Kātaki ʻo talamai pe ʻokú ke fie maʻu ha keipolo taki. (peesi tuʻumaʻú ko e ʻikai)

Drone wireless video transmitter UART connection define for data transmission
Te wireless vitio transmitter ʻoku fakaʻuhingaʻi ʻe he fehokotakiʻanga UART ki hono fakahu ʻo e fakamatala

drone wireless video receiver UART connection define for data transmission
te wireless receiver e fehokotakiʻanga UART ki hono fakahu ʻo e fakamatala

Ko e default ʻa e transmitter Power Amplifier ko e 2 Watts, koeʻuhí ke ne lava ʻo poupouʻi 30 KM ʻi he laine.

Ko e fakatata ʻi lalo ko hotau mamaʻo ia mei he moʻunga ki he matatahi.

Kapau ʻoku ke fie ʻave ha ngaahi meʻa loloa ange, te ke lava ʻo fakatupulaki ʻa e malohi amplifier. Makehe mei he uati ʻe taha mo e Watts ʻe ua, te tau lava foki ʻo fai 5 Watts, 10 Watts, mo e 20 Watts ki hoʻo fili. ʻOku toe fie maʻu foki ʻe he amplifiers lahi ange ha puha ʻuhila lahi ange mo e tokoni lolotonga.

27km-test-distance-from-wireless-video-transmitter-and-receiver

Maʻa e 20W PA, ʻOku totonu ke 24 ~ 28V ʻa e maʻuʻanga malohi. ʻI he 28 volts lava ʻe he malohi amplifier ʻo aʻusia ʻa e workability lelei taha.

ʻE lava ke liliu ʻe heʻetau ʻenisinia ʻa e tuʻo lahi ki he 300Mhz mei he default 590Mhz, Ko e ʻenitena, mo e PA ʻi he fale tukuʻanga koloa ko e 590Mhz, 300ʻOku fie maʻu ʻe Mhz ha uike ʻe ua ke fakafeʻungaʻi, ko ia ʻoku fie maʻu ke loloa ange ʻa e taimi ʻoku ʻomi ʻi heʻetau default 590Mhz.

'Io, ʻoku ne poupouʻi 720P CVBS video input ʻi he transmitter mo e 1080P HDMI video ouput ʻi he receiver.
Kapau ko hoʻo meʻa faitaá ko e HDMI connector, ʻe lava ke ke fakaʻaongaʻi ha HDMI ʻe taha ki he CVBS video convertor box, ʻe lahi ange maʻamaʻa ange ia ʻi hoʻo fakaʻaongaʻi ha foʻi vitio wireless transmitter.
HDMI to CVBS AV video converter box
Kapau ʻokú ke kei fie maʻu pē hDMI input ʻi he transmitter, pea ʻoku fokotuʻu atu leva ʻa e sipinga ʻi lalo.
OFDM Wireless Video Transmitter
ʻOku toe fokotuʻu atu foki COFDM-908T.

Sitepu 1: Kātaki ʻo lomiʻi ʻa e OK pea ko e meʻa lomi toʻomataʻú ʻi he taimi tatau pē, ʻe ʻasi mai he screen ʻa e menu pe ʻe seivi.

COFDM Wireless Reciever save parameter
COFDM Wireless Reciever seivi ʻa e parameter

Sitepu 2: Kātaki ʻo lomiʻi ʻa e OK ke fili ʻa e ʻIó ke seivi.

wireless video receiver adjust parameter
liliu ʻe he wireless video receiver ʻa e parameter

'Io, te ke lava ʻo liliu ʻa e tuʻo lahi ki he 300Mhz, ka ʻoku ʻikai fokotuʻu atu ʻeni.
ʻUhinga?
1. ʻOku fakatou poupouʻi ʻe heʻetau vitio wireless transmitter mo e receiver AES128 encryption mo decryption. ʻE lava ke liliu ʻa e lea fufuu ʻi he papa fokotuʻutuʻu ʻi ha faʻahinga taimi pe. ʻOku malu ia ki hoʻo vitioo.
2. Kapau te ke liliu ʻa e tuʻo lahi hono ʻave (transmitter) mo e receiver ki he 300Mhz, ʻoku totonu ke liliu ʻa e ʻenitena mo e power Amplifier ki he 300Mhz foki.
Ki ha kiʻi tuʻo lahi makehe ʻu ʻenitena, mahalo he ʻikai loto fiemalie ʻa e fale ngaohiʻanga ʻenitena ke ngaohi makehe.
3. Mahalo pe ʻoku fakaleleiʻi e palopalema ʻenitena. ʻOku fokotuʻutuʻu ʻa e malohi amplifier ʻi he transmitter, pea ʻoku mau ʻoatu foki mo e foʻi vitio sivi kimuʻa pea toki ʻomi. Kapau ʻoku liliu ʻe he tokotaha ngaue ʻi he ngataʻanga ʻa e malohi amplifier tuʻo lahi, ʻoku faingofua ke tutu. Ka ʻikai ha malohi amplifier, pea he ʻikai lava ke ngāue lelei ʻa e polokalamá ni ʻi he mamaʻó. Kuo pau ke fakafoki ia ʻe he tokotaha fakatau ki he fale ngaohiʻanga Siaina ke fakaleleiʻi, Neongo ʻoku taʻetotongi ʻetau fakaleleiʻí, ka kuo pau ke totongi kotoa ʻe he tokotaha fakatau ʻa e fakamole ki hono fakafolau mai.
4. Kataki ʻo talamai pe ko e ha e tuʻo lahi ʻoku fie maʻu ʻe he tokotaha fakatau, te tau liliu mo siviʻi hono tuʻunga lelei ʻi he fale ngaohiʻanga. hili QC ʻosi, te mau fekauʻi atu koe.
KO e COFDM-912T ko ha founga ʻe taha polokalama wireless transmission.
ʻOku ʻuhinga ia ʻoku download pe ʻa e vitioo pe fakamatala mei he transmitter ki he tokotaha ʻoku ne puke ʻa e foaki, ka he ʻikai ke ne lava ʻo upload ʻa e fakamatala UART mei he tokotaha ʻoku ne puke ʻa e foaki ki he transmitter, hange ko 'eni, he ʻikai ke ne lava ʻo puleʻi ʻa e meʻa faita ʻa e transmitter pe te.
ʻOku feʻunga nai ki hoʻo ngāué?
Pe vakaiʻi ʻa e fehokotakiʻanga ʻi laló, ʻe mahino kiate kitautolu mahino lelei hoʻo ngāué.
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Ko e COFDM-912T ko ha founga feʻaveʻaki vitio pe ia ʻe taha.
Kapau ʻoku fie maʻu ke ke puleʻi ʻa e meʻa faitaa mo e te, ʻoku fie maʻu ke ke fili ha sipinga ʻe ua.
Te mau lava he taimi ni ʻo ʻoatu ʻa e ʻenitena siʻisiʻi taha transmitter 13 senitimita 'e ʻi he lōloa.
Fakamanatu, Kataki ʻo fakaʻaongaʻi ʻa e ʻenitena lahi ange pe loloa ange kapau ʻe fakaʻata ʻe hoʻo ngaue, ʻe lava ke toe lelei ange ʻene ngaue ʻi he ngaahi meʻa lalahi ange.
13cm length cofdm wireless video transmitter antenna
13cm loloa cofdm wireless transmitter ʻenitena

Ko e seti kakato ʻo e default

  1. SD Transmitter ( PA 0.5 W, 1W, 2W, 5W, 10W, 20W, 50W fili ʻo fakatatau ki he fie maʻu hoʻo ʻota)
  2. SD Transmitter ʻenitena
  3. HDMI CVBS Output ʻoku ne puke atu ʻa e Parameter Control menu mo e kiʻi screen siʻisiʻi
  4. 0.8-mita ʻo e receiver ʻenitena 1 pcs. (ʻOku ʻi ai ha faʻahinga ʻe ua ʻo e fola pe fakaleleiʻi ʻo e ʻenitena: 1. hiki fakamakinito sucker Base ʻenitena, 2. Peesi Tu'uma'u Faʻahinga ʻo e U-Type Wilder FRP fiberglass ʻenitena )
  5. Fili pe, Parameter fokotuʻutuʻu ʻo e papa ki he vitio wireless transmitter.

(Kapau ʻoku ke fie maʻu ha hiki fakamakinito sucker Base ʻenitena, ʻOku fakakaukau ʻa e tokotaha fetuku koloa ʻe uesia ʻe he ngaahi koloa hiki fakamakinito ʻa e malu ʻo ʻenau vakapuna, ko ia ʻoku maʻolunga ange ʻa e totongi fakafolau ʻi he faʻahinga ʻo e ʻIunaiteti Siteiti ʻenitena. )

Ko e peesi tuʻumaʻu ʻo e kofukofu kuo fokotuʻu

  1. 84*21*12SENITIMITA 'E
  2. Mamafa lahi 4.5 KG
  3. Kapau te ke fili ʻa e 100cm ʻenitena mo hiki fakamakinito sucker Base ʻenitena, ʻE ʻi ai ha ngaahi forwarders Totongi Feleti ʻe niʻihi te nau totongi ha ngaahi totongi lahi ange, hange ko e totongi loloa mo e totongi makehe ki he ngaahi meʻa hiki fakamakinito malohi.

  1. ʻOku kehe ʻa e transmitter Parameter configures palakipoe mei he taha ʻi he receiver. Naʻe kehe ʻa e firmware ʻi he poate Parameter configure mei he transmitter mo e receiver, he ʻikai lava ke fakaʻaongaʻi kinautolu.
  2. ʻE lava ke liliu ʻe he transmitter Parameter configures palakipoe ʻa e fakaʻilonga attenuation ʻi he transmitter. ʻE fakasiʻisiʻi ʻe he 0.3 b ʻa e 0.5 W PA.
Ko e transmitter Parameter fokotuʻutuʻu ʻeni ʻo e palakipoe.
parameter configure board tool for transmitter
Parameter configure meʻangaue ki he transmitter
Ko e tokotaha ʻeni ʻoku ne puke Parameter fokotuʻutuʻu ʻo e palakipoe.
COFDM Wireless Reciever save parameter
COFDM Wireless Reciever seivi ʻa e parameter

Fehu'i: ʻOku malava nai ke liliu ʻa e malohi outpout (PA ʻi loto 0,5 w, 1 w, 2 w) ʻo fakafou ʻi he papa fokotuʻutuʻu?

parameter configuration board tool for COFDM wireless video transmitter
Parameter fokotuʻutuʻu ʻo e poate ki he COFDM wireless transmitter
  1. Hangē ko ia ʻoku tali atu ʻi ʻolungá, te ke lava ʻo liliu ʻa e malohi ʻo e Output ʻaki haʻo fokotuʻu ʻa e ngaahi fakangatangata ʻo e ATTEN ʻo fakafou ʻi he meʻangaue Parameter ʻi he transmitter. (ʻOku ʻikai kau ʻi he meʻangaue ko ʻeni ʻa e peketi ne ʻuluaki seti, ʻOku fie maʻu ke ke fakaha ʻoku ke fie maʻu ke maʻu ʻa e meʻangaue ko ʻeni ʻi he taimi ʻoku ke ʻota ai)
  2. Kapau te ke fakatau 2W PA, pea te ke lava leva ʻo fokotuʻu ia 0.5 W, 1W, ka he ʻikai ke ne lava ʻo liliu ia ki he 5W.
  3. Te tau lava foki ʻo aʻu ki 5W, 10W, 20W, mo 50W kapau ʻoku fie maʻu ke ke poupouʻi ha ngaahi.

'Ikai.

ʻOku poupouʻi pe ʻe he vitio wireless ko ʻeni transmitter ʻa e CVBS camera pe vitioo, ʻOku fie maʻu ʻe he faʻahinga meʻafaita vitio kehe ha puha fakaului kehe.

'Ikai. Ko COFDM (DVB-M) tekinolosia.

Ko ia ko e tuʻo lahi ʻo e COFDM ko e 170-860Mhz. Te ne lava ʻo poupouʻi 477, 610, 675, 724, 816Mhz, ka ʻoku ʻikai ke ne lava ʻo poupouʻi 970, 1180, 1230 Mhz.

ʻE lava ʻe heʻetau sipinga makehe transmitter ʻo poupouʻi ʻa e ngaahi feʻaluʻaki kotoa ʻi ʻolunga, ka ʻoku fie maʻu ke fakaʻaongaʻi ʻe he tokotaha ʻoku ne puke ʻa e konga downconverter.

Koeʻuhi ke lava ʻo fakaʻata ʻetau founga ʻave ʻo e wireless ke poupouʻi ha ivi lahi mo lelei ange, ʻOku tau faʻa fokotuʻu ʻa e tuʻo lahi ʻo e ngaue ki ha tuʻunga pau (170~ 860Mhz), pea ko hono ngaahi poupouʻi ʻoku tanaki pe ʻikai 15Mhz. Hange ko 'eni, ko e tuʻo lahi ʻo e senitaa ko e 590Mhz, ʻOku totonu ke 575Mhz ~ 605Mhz, ʻOku fakapatonu makehe ʻa e PA mo e ʻenitena ʻo fakatatau ki he tuʻo lahi ʻo e senitaa.

Kei ʻi ai pē haʻo fehuʻi?

Kātaki ʻo fetuʻutaki mai kiate kimautolu ke maʻu ha fakamatala lahi ange.

ʻAve Hoʻo Fehuʻí
TX900

FAQS

Ko e malohi ʻo e transmitter mo e puha ʻuhila ko ʻeni ʻoku na fakatou 3A@28V. ʻI he taimi angamaheni, ko e puha ʻuhila ne mau fakaʻaongaʻi ki hono siviʻi ko e 7AH, ʻe lava ke ngāue ia ʻi ha houa ʻe 2~4. Kapau te ke buy15AH chargeable puha ʻuhila, ʻe lava ʻo ngāue hokohoko ʻi ha houa nai ʻe 4~8.

ʻOku ʻi ai ha frequencies ʻe tolu ke fili mei he 800Mhz, 1.4L, mo e 2.4 G.
Ka ʻoku ʻikai ke ʻi ai ha 10W malohi Amplifier ki 150km ʻi he 2.4Ghz. Ko ia, kapau ʻoku fie maʻu ʻe he tokotaha fakatau ke poupouʻi ʻa e kilomita ʻe 150kilomita, ko e 800Mhz pe mo e 1.2 G ʻe lava ke fili.

ʻIkai ngata pe ʻi hono fetongi faingofua ʻo e tuʻo lahi ʻi he Web UI parameter, hili hono liliu ʻo e tuʻo lahi, ʻoku toe fie maʻu foki ke liliu ʻa e malohi Amplifier ʻi loto pea mo e tuʻo lahi tatau transmitter mo e receiver ʻenitena. Ko ia ʻoku totonu ke fakapapauʻi ʻe he tokotaha fakatau ʻa e tuʻo lahi ʻoku ke fie maʻu kimuʻa pea toki ʻomi. ʻOku fakapatonu ʻa e ʻenitena ʻo fakatatau ki he tuʻo lahi ko ʻeni.

UI Wireless 1.4G
UI Wireless 1.4 G

Fekauʻaki mo e keipolo RF, our engineer doesn't recommend that you used it so long. ʻE fakasiʻisiʻi ʻa e 0.5 ʻi he keipolo RF mita ʻe taha. Maʻa e 3 keipolo ʻo e mita RF, ʻe fakasiʻisiʻi leva ʻa e ivi fakaʻilonga ʻe 1.5 5 B.
Ke lava ʻo poupouʻi ʻa e mamaʻo, ʻOku lelei ange ke ke fakaʻaongaʻi ʻa e keipolo RF ʻo siʻi hifo ʻi he 1 mita 'e?
Ko hono moʻoni, ʻoku siʻisiʻi ʻaupito ʻa e transmitter, ʻoku lelei ange ke kiʻi mamaʻo siʻi mei he transmitter ki he transmitter ʻenitena. ʻE lava ke loloa ange ʻa e keipolo maʻuʻanga ivi ki he transmitter mo e keipolo ethernet mei he meʻafaitaa ki he transmitter ʻi he ʻikai ke ʻi ai ha mole hange ko e keipolo RF.

'Io, Ko e input ʻo e vitioo ko e IP RJ45 ethernet port, kapau ko hoʻo meʻafaitaá ko e HDMI pe SDI pe AHD, tanaki atu ki ai mo ha kiʻi puha encoder siʻisiʻi ke fakaleleiʻi ʻaki e palopalema ko ʻeni. Kātaki ʻo vakaiʻi ʻa e sīpinga ʻi laló.

HDMI SDI AV input encoder IP RJ45 Ethernet output
HDMI SDI input encoder IP RJ45 Ethernet output

  1. Kapau ʻoku ʻi ai ha fakaʻilonga televisone ʻi homou feituʻu pe UEVB-T2 Digital, ʻa e Ko e tuʻo lahi ʻo e TV ko e 170-860Mhz, ʻOku kau ai ʻa e 800Mhz, ko ia fili ʻa e 1.4 G ʻoku lelei ange.
  2. Koeʻuhi ʻoku maʻu ʻe he GPS ʻenitena ʻa e FAKAʻilonga ʻo e GPS mo e GPS ʻi he te, ʻOku tuhu hifo ʻetau transmitter ʻenitena ke ʻave ʻa e fakaʻilonga ki he kelekele. Ko hono ola, ʻOku negligible ʻa e ola ʻo e 1.4 G ʻi he GPS.

Ko e lahi ʻo e kofukofu ʻoku 125 x 23 x 11cm. Fu'u mamafa:3.72KILO 'E, Mamafa ʻo e Leʻó:7.5KILO 'E

long-range wireless video transmitter and receiver for drone package
vitio wireless transmitter mo e receiver ʻo e kofukofu te

Ko e fakatata kakato ʻeni.

15km 30km 80km 150km long-range-wireless-video-transmitter-receiver-full-set
15km 30km 80km 150km-wireless-vitio-transmitter-ʻoku ne puke kakato

Fekauʻaki mo e tuʻo lahi ʻo e puna, ʻOku ʻi ai ha ngaahi fokotuʻu ʻa e ʻenisinia kiate koe.

UI Advance
UI laka ki muʻa

  1. ʻI he tuʻo lahi ʻa e polokalama ko e 20Mb, Kapau ʻoku fili hoʻo bandwidth 20Mb, pea he ʻikai lava ke kaka (foʻi poini pe ʻe taha). Kapau ʻoku fili ʻa e bandwidth 10Mb, pea ʻoku ʻi ai ha meʻa ʻe ua ke ke kaka ai, Kapau ʻoku fili ʻa e bandwidth 5Mb, pea kuo ke 4 tuhu ki he kaka.
  2. Kapau kuo 1410Mhz, pea 1420Mhz toe ʻi ai foki mo ha, ʻi he fuʻu ofi ʻa e tuʻo lahi.
  3. ʻI he taimi ʻoku tuʻo lahi ai e puna, ʻe motuhi ʻa e fakamatala pe feʻaveʻaki vitioó, pea ʻe momoko hoʻo vitioo.
  4. ʻI he taimi angamaheni, ʻoku lelei ange ke fili ʻoku ʻikai.
  5. Kapau ʻoku siʻi hifo hoʻo feʻaveʻaki ʻi he 15 ~ 22km, pea ʻoku toe ʻi ai haʻatau fili ʻe taha ke fili mei he, ʻOku 110Mb ʻa e tuʻo lahi, pea tatau ai pe kapau te ke fili 20Mb bandwidth, kuo 5 ngaahi poini ke fili mei he tuʻo lahi ʻo e puna.

'Io, ʻOku ne poupouʻi.
ʻOku ʻi ai ha founga ʻe ua ki he ngaahi meʻafaita fakavahaʻa-transmitter ki ha fakaʻilonga ʻe taha.
Kataki ʻo vakaiʻi ʻa e vitio sivi ʻi lalo ʻi he YouTube
multi-camera transmitter and receiver for ptz surveillance camera
meʻafaita fakavahaʻa-taʻu transmitter mo e receiver ki he ptz surveillance camera
1. 4 IP camera-> Kupenga Hub-> Transmitter <===> Receiver-> Screen ʻo e Komipiutá
2. 4 IP camera-> NVAR HDMI Output-> HDMI encoder IP Output-> Transmitter <===> Receiver-> screen ʻo e komipiutá.

Kapau ʻoku fie maʻu ke ke poupouʻi ʻa e S. pasi, pea kataki ʻo talamai kimuʻa pea shippment, pea te tau liliu ʻetau RS232 ki he TTL.

ʻOku ʻi ai ha RS232 ʻe tolu ʻi heʻetau TX900. Kapau ʻoku ke fie maʻu ia ke poupouʻi ʻa e S. pasi, fie maʻu pe ke tanaki atu ki ai mo ha kiʻi fakaului mei he S. BUS ki he RS232 ʻoku sai pe. ( Mini SBUS ului module Uart ki he pasi, Sbus ki he Uart ).

Mini-SBUS-Conversion-Module-Uart-to-Sbus-Sbus-to-Uart-TTL-RS232
Mini-SBUS-conversion-module-Uart-ki he-Sbus-ki he-Uart-TTL-RS232

SBUS input UART TTL output and UART TTL input and SBUS output
SBUS input UART TTL Output mo e UART TTL input mo e SBUS Output

Kataki ʻo talamai pe ʻoku ke fie maʻu ha taulanga pasi kimuʻa pea toki ʻomi. ʻE liliu ʻe heʻetau ʻenisinia ʻa e D2 port mei he RS232 ki he pasi.

wireless video transmitter and receiver with sbus from rs232 data port
vitio wireless transmitter mo e receiver ʻo e pasi mei rs232 port fakamatala

ʻOku fie maʻu ʻe he fakamatala ki he tuʻunga ʻo e fehokotakiʻanga wireless ʻa e kau fakatau (hangē ko e flight controllers) ke ʻave nima pe ʻa e ngaahi fekau ke maʻu ia. ʻE lava ke maʻu ia ʻi ha founga ʻe ua:

  1. Configure UART3 (Pooti fakamatala 3) ʻi heʻene hoko ko ha fekau ʻi he Pooti fakahokohoko, pea ʻave leva ʻa e ngaahi fekau ʻo fakafou ʻi UART3 (D3) ke maʻu. https://ivcan.com/change-d3-from-transparent-serial-port-to-at-command/
  2. Fakatonutonu ʻa e polokalama firmware 1.5.1 pe 'oku 'i 'olunga, koeʻuhi ke ʻi ai ha toe server ʻi loto ke hu ʻa e kau fakatau ʻo fakafou ʻi he TAIFP ke ʻave ʻi he ngaahi fekau ke maʻu ʻa e tuʻunga wireless.
  3. ʻOku fakaʻaongaʻi ʻa e maama ʻoku tataki ke fakahaaʻi ʻaki ʻa e tuʻunga ʻo e fehokotakiʻanga wireless (hange ko 'eni, Kapau ʻoku motuhi ʻa e fehokotakiʻanga wireless, ʻe mate atu ʻa e māmá), pea ʻoku ʻikai ke ʻi ai ha PIN ʻi tuʻa ke fakaha ki he kasitoma ʻoku ne puleʻi e puna ʻa e kasitoma.

Pe sio ki he UART ʻi he lisi ʻo e fekau 'i heni.

pe vakai https://ivcan.com/how-to-get-the-rssi-and-snr-on-the-drone-transmitter/

  1. ʻOku ʻikai puli ʻa e port fakahokohoko ʻo ʻetau vitio wireless, pea ʻoku ʻikai ʻave ha fakamatala ki he meʻa fakapaʻanga ʻo e vakapuna. ʻOku puleʻi ʻeni ʻe he tauʻanga lelue.
  2. It won't send the failsafe command, ka te ke lava ʻo sio ki he tuʻunga ʻo e fehokotakiʻanga mei he fakaʻilonga fakaʻilonga.TX900-long-range-wireless-video-data-transmitter-and-receiver-led-for-power-link-node
  3. Ko e tuʻunga ʻeni ʻo e fehokotakiʻanga ʻoku ʻuhinga ki ai ʻa e fakaʻilonga ʻo e malohi
    1. ʻIkai ke Ngingila: Fakahaaʻi ʻoku ʻikai fehokotaki ʻa e fehokotakiʻanga wireless ʻo e module
    2. Kulokula: Fakahaaʻi kuo fehokotaki ʻa e fehokotakiʻanga wireless ʻo e module, ka ʻoku fuʻu vaivai ʻaupito ʻa e malohi ʻo e fakaʻilonga wireless
    3. Moli: Fakahaaʻi kuo fehokotaki ʻa e fehokotakiʻanga wireless ʻo e module, pea ʻoku Lotoloto ʻa e malohi ʻo e fakaʻilonga wireless
    4. Lanumata: Fakahaaʻi kuo fehokotaki ʻa e fehokotakiʻanga wireless ʻo e module, pea ʻoku malohi ʻaupito ʻa e malohi ʻo e fakaʻilonga wireless
  4. ʻOku mahino kiate kitautolu ʻoku ke ʻamanaki ke maʻu e ngaue ko ʻeni, Kapau ʻe mole ʻa e fakaʻilonga ʻo e vakapuna lolotonga e puna, he ʻikai toe foki ia ki ʻapi koeʻuhi he ʻikai mahino ki he meʻa fakapaʻanga ʻo e vakapuna ʻoku mole ʻa e fehokotakiʻanga pu.
  5. ʻOku fie maʻu ke ke sio ki he tuʻunga ʻo e fehokotakiʻanga ʻoku ne tataki ʻa e mama, Kapau ʻoku lanu moli pe kulokula, ʻOku totonu ke ke tomuʻa puleʻi ʻa e vakapuna.
  6. Te ke lava foki ʻo maʻu ʻa e RSSI ʻi he ngaahi matapa sioʻata ʻi lalohow to check the rssi in the wireless video transmitter and receiver

ʻI hono fakaʻaongaʻi angamaheni, Ko e taha ti ko e transmitter, ko ha taha ti ko e tokotaha ʻoku ne puke. Kapau ʻoku fie maʻu ke ke poupouʻi ha ngaahi feituʻu loloa pe ʻi ha moʻunga, hange ko e fakatata ʻi lalo, 'io, Kataki ʻo fakatau ʻa e nord 3 ko e reapter.
Ko e meʻa pe ʻoku fie maʻu ke ke fokotuʻu ʻa e 3 ti ʻi he vaeuaʻanga malie pea fokotuʻu ʻa e 3rd ti ko ha 2D3U pea sai pe.

replay repeater for wireless video transmitter and receiver
toe repeater ki he vitio wireless transmitter mo e receiver

Ko e founga hono fokotuʻu ʻo e 3 ti 2D3U?

Fokotuʻu mo e fekau:
ʻi he + cfun = 0
ʻi he ^dstc = 0
ʻi he + cfun = 1
Toe tamateʻi ʻa e meʻangaue ki he fehokotakiʻanga hili ʻa e tafa

AT command operation postion
ʻI he ngaue ʻa e fekau postion

UAV Video Link Drone Wireless Video Data Transmitter Receiver new 2023-
UAV fehokotakiʻanga vitio te wireless data Transmitter receiver foʻou 2023-

ʻI he Uepi UI Parameter peesi mangagment mo e debug,

ʻI he fekau

Fakamatala ʻI HE ^ DGMR?

Kapau ʻoku ke maʻu ʻa e ola ko e 6602, pea ʻoku 15km Version.

Kapau ʻoku ke maʻu ʻa e ola ko e 6603, pea ʻoku 30km Version.

wireless video transmitter and receiver AT command input section
vitio wireless transmitter mo e receiver ʻi he konga ki he fekau

4ʻOku poupouʻi ʻa e vitio K.
4ʻOku lahi hake ʻi he 8Mbps ʻa e vitioo, mo 1080P vitioo ʻoku lahi hake ʻi he 2M mahalo, ko ia ʻe nounou ange ʻa e mamaʻo ʻo ʻetau feʻaveʻaki vitio wireless ʻi he taimi ʻe ʻave ai 4K vitioo ʻi he 1080P.

ʻI he foʻi lea pe ʻe taha, ko e maʻolunga ange ʻa e ʻuhinga ʻo e vitioo, ʻa e nounou ange ʻa e mamaʻo ʻo e feʻaveʻaki.
ʻOku siʻisiʻi ange ʻa e vitioo lahi, pea ʻoku poupouʻi mamaʻo atu ʻa e mamaʻo ʻo e feʻaveʻaki.

ʻI he founga hono feʻaveʻaki ʻo e vitioó, Kapau ʻoku ʻi ai ha mole ʻa e fakamatala, ʻe ʻasi mai ʻa e fakatataa pe stagnation, momoko mo e ngaahi meʻa fakalilifu kehe.

ʻE ʻi ai ha ngaahi retransmissions fakangatangata ʻi he tuʻunga ʻo e fehokotakiʻanga wireless (ʻio, ʻe hoko foki mo e ngaahi fehalaaki ʻi he fakamatala kapau ʻoku ʻikai lelei ʻa e tukunga). He ʻikai ʻiloʻi ia ʻe he tohi kole ʻi ʻolunga ʻi he ngataʻanga, pe te ne kole ki he tokotaha ʻoku ʻaʻana ke toe liliu.

Kapau ʻoku ʻikai lelei ʻa e fakaʻilonga ʻo e fehokotakiʻanga wireless ʻi ha taimi pau hili hono fakaloloa ʻo e mamaʻo, pea ʻoku ʻi ai maʻu pe ha ngaahi fehalaaki, ʻOku ʻikai lava ke fokotuʻutuʻu ia ke toe liliu ʻi he taimi kotoa pe, so that the end user experience will be very poor.

The wireless link layer has a limited retransmission mechanism. We have tested the tcp protocol for transmission at the video transmission layer (trying to retransmit on the upper layer through the tcp protocol), but the test found that there is no obvious improvement, and it will also lead to uncontrollable delays.

  1. The heat generated by the aircraft side is much larger than that of the ground side. If the fan is running, check whether the air inlet and outlet of the lower fan (the positions of the heat sinks at both ends) are blocked
  2. Feinga ke liliu e malohi ʻo e ʻiuniti ʻo e ʻea transmitter mei he 24V ki he 12 ~ 18V (ʻe fakasiʻisiʻi ʻa e malohi ʻo e ʻave ki he 35 ~ 36DB)
  3. Kiʻi fakasiʻisiʻi ʻa e malohi ʻo e vakapuna ʻi lalo ʻi he ngaahi fekau: ʻI he ^ DSSMTP ="23" Reboot hili hono fokotuʻu

Fehu'i: Ko e ngaahi feituʻu ko ʻeni ʻoku malohi taha ai ʻa e module? (24 dBm)

Tali: 24Ko e dBm ko e malohi lahi taha ia ʻo e fehokotakiʻanga module, pea mo e maʻu ʻo e PA (fekauʻaki mo e 14dBm) fie maʻu ke tānaki atu. Ko e malohi totonu ʻo e feʻaveʻaki ʻi he hili ʻa e 24V ʻoku fekauʻaki ia mo e 38dBm.

#

Procurement fakaikiiki

YesNo

Ngaahi Fakamatalá

1

ʻE ngaue ʻa e ʻiuniti ʻi he VHF BAND mo UHF band mo hono RF ngaahi.

UHF

1427.9-1467.9Mhz

2

ʻE maʻu ʻe he ʻiuniti ha RF Output malohi ʻo e 27 dBm pe lahi ange.

'Io

2W 33dBm

5W 37dBm

10W 40-41dBm

3

ʻE ʻoatu ʻe he ʻiuniti ʻa e fakahokohoko (Bidirectional, Fullduplex) ko e Interface ʻo e fakamatala. (RS232 pe RS422)

'Io

RS232 bidirectional kakato ʻa e spicy

4

He ʻikai laka hake ʻa e malohi ʻo e ʻiuniti ʻi he 25W.

'Io

<22W

5

He ʻikai laka hake ʻa e ʻiuniti ʻi he 250 grams.

'Io

<150 grams (142grams)

6

ʻE maʻu ʻe he ʻiuniti ha fakamatala ʻo ʻikai toe siʻi hifo he 4.8 Kbps

'Io

RS232:>50KBPS

Ethernet:>2M Bps

Taimi taki: 10 ngaahi ʻaho ki he ʻota siʻisiʻi.

Kouti HS: 8517629900

Ko e faikehekehe ʻi he ʻiuniti ʻo e ʻea (IR Transmitter) mo e ʻiuniti kelekele (tokotaha ʻokú ne puke ʻ) ʻOku ʻi ai ha poini ʻe ua:

Ko e taha ko e faʻahinga meʻangaue: ʻIuniti ʻo e ʻea (IR Transmitter) ko e hu ki he ti pea mo e ʻiuniti kelekele (tokotaha ʻokú ne puke ʻ) ko e Lotoloto ti.

Ko e ua ko e fika ʻo e downlink mo e fehokotakiʻanga. Laka hake ʻi he kilomita ʻe 30, Ko e fika lelei taha ko e 4:1 pe 3:2.

If you don't want to connect the receiver ethernet cable directly to the computer. Pea ʻoku ʻikai faingofua ke hu ki he receiver ʻi hoʻo netiueka fakalotofonua.

Ko ha founga ʻeni ʻe ua kiate koe.

1. Tanaki atu ʻa e tuʻasila IP ʻo e 192.168.1. x Network ʻi he tafaʻaki ʻo e PC (ʻe lava ke fakapolokalamaʻi ʻa e PC ʻaki ha ngaahi tuʻasila netiueka kehekehe IP)

2. Fakaleleiʻi ʻa e IP ʻo e fakamatala fakavitio wireless mei he 192.168.1.12 ki he tuʻasila ʻo e 10.220.20.x Network ke feʻiloaki mo hoʻo netiueka fakalotofonua.

Ki ha toe ngaahi fehuʻi mo ha ngaahi founga ke fakaleleiʻi ʻaki, kātaki ʻo talanoa mo ho kaungā ngāue pe ʻenisinia ʻi he netiueka fakalotofonuá, ʻOku hange ʻetau receiver ko ha komipiuta ʻoku ʻi ai hono tuʻasila IP, ʻOku totonu ke ne tauhi ʻa e konga ʻo e netiueka IP ʻi he tuʻasila tatau, hange ko 'eni, 192.168.1.900.

'Io, te tau lava ʻo liliu ʻa e ʻenitena ʻoku ne puke atu ʻa e ʻenitena ʻaki ha meʻa ʻoku ne faʻu ʻa e ʻIunaiteti Siteiti ke fetongi ʻa e hiki fakamakinito sucker Base.
ʻOku faingofua ke fakaleleiʻi ʻi he vaʻakau. Pea ʻoku fakafatongiaʻaki ʻa e ngaahi meʻa hiki fakamakinito ʻi he lolotonga hono fakafolau atu.
FAQ for wireless video transmission 1
  1. 'Io, ʻOku ʻi ai ha founga ʻe tolu ke fai ʻaki ia.
  2. ʻOku ʻi TX900 ha fakamatala ʻe tolu ports. Fakafaikehekeheʻi ʻi he ngaahi fakahokohoko kehekehe ʻo e ports, hange ko e D2 ke puleʻi ʻa e vakapuna mo e D3 ke puleʻi ʻaki e vakapuna ngaue fakafaifekau. Ko e meʻa ʻoku ʻikai ke lelei he ʻoku fie maʻu ke fakafehokotaki ʻa e TX900 receiver ki ha ongo ports ke ʻave mavahevahe ʻa e ngaahi fakahinohino.
  3. Fakaʻaongaʻi ʻa e Pooti ʻoku ʻikai puli tatau ke ʻave ʻa e fakamatala ʻi he lalahi, pea tanaki atu mo e ngaahi meʻa ʻoku ʻikai ke ʻi ai ha meʻa (hange ko e fakamatala ki he ʻuluʻi fakamatala) ki he fakamatala ke fakafaikehekeheʻi ʻa e vakapuna ʻoku totonu ke maʻu mo fakahoko ʻaki e fakamatala. Ko e meʻa ʻoku kovi he ʻoku faingataʻa ʻa e ngaue ki hono ʻave mo hono maʻu ʻo e fakamatala.
  4. Pe fakaʻaongaʻi ha tali ʻe ua: Ko e tokotaha ʻoku ne puke atu ko e vakapuna ngaue fakafaifekau (IR Transmitter), pea ko e tokotaha ʻoku ne puke ʻa e repeater te. ʻOku faingofua ange ʻa e fehokotakiʻanga mo e ngaue.

Kei ʻi ai pē haʻo fehuʻi?

Kātaki ʻo fetuʻutaki mai kiate kimautolu ke maʻu ha fakamatala lahi ange.

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