COFDM video transmitter-receiver FAQ
COFDM video transmitter receiver AV in HDMI out FPV, Wireless 10km-15km-30km long-range cheaper and longer
Ripanga Ihirangi
One-Way Video Data Downlink Recommended Model
Nga Tohu Hoko / āhuatanga / painga
AES 128 Whakamunatanga Ataata
Mahi whakamunatanga ataata kaha ki te whakarite i te haumarutanga ataata.
Tawhiti Roa
2 Watts Power Amplifier, tautoko 30KM tawhiti tuku
Auautanga Ka taea te whakarereke
Ko te auau tuku ka taea te whakarereke e te papa whirihoranga tawhā.
Te Kaha Waitohu
Ka taea e te mata o te kaiwhakawhiwhi te whakaatu i te kaha tohu o te kaiwhakawhiti, Ka taea e nga kaiwhakamahi te neke ake i te waahi manaaki.
Video + raraunga
Hāunga te ataata, kei te tautoko hoki i nga raraunga tango mai ma te UART mai i te kaiwhakawhiti ki te kaiwhiwhi. Kotahi-Waahi, Simplex.
Lower Latency
The lower latency delay is less than 200~300 millisecond.
LOS me NLOS
Tautoko LOS (Raina-O-Titiro) 30km me te NLOS (Raina-kore-Maro) 1.5km Test Video
Ko te huinga katoa i roto i te kete
Kei roto i te kete te tuku tuku, kaiwhiwhi, pūihi taha e rua me te taura taputapu.
Piro hoko
Tautoko Whakamuna
Powerful PA RF output (1 Watts ranei 2 Watts)
720P composite CVBS AV in on the transmitter, o + HDMI output on the receiver
Tautoko NLOS TE long-range transmission
Kōwhiringa parameter configures board for current parameter showing and adjustable
Recommended to use the fiberglass antenna to support strong signal and long-range
H.264/MPEG-2 encoder
Delay latency <300 hākonamano;
What is the COFDM Video Transmitter?
- COFDM-912T ka tango COFDM matatau (hangarau whakaputa-maha-kawe), e whakauru ana i te antenna whakawhiti, whakaurunga matihiko, me te oro me kōpeketanga mamati ataata.
- COFDM wireless video transmitter has a small size and a long transmission distance. Modular combined design can be used with secret shooting clothes and small cameras and can realize hidden on-site high-definition image collection and transmission.
- COFDM wireless video transmitter is a highly integrated mobile non-line-of-sight digital mobile video wireless image transmission equipment that can transmit real-time and stable audio and video in high-speed movement and under the condition of urban buildings.
- The COFDM Wireless Video transmitter-receiver transmission system can reach a transmission distance of more than 500 mita and a line of sight of more than 10 kiromita i raro i nga tikanga aukati whanui.
- COFDM Wireless video transmitters using high-gain directional antennas or omnidirectional antennas can further increase the transmission distance.
- Mena e hiahia ana koe kia roa te tawhiti whakawhiti, Ka taea e koe te whakamahi i te whatunga waea whaioro, te whakawhitiwhiti korero pukoro (amiorangi), me te whakamahi i ta maatau kamupene taputapu kawe whakawhiti whakawhiti, miihini ranei mo te whakawhiti i te riipene whakaata ataata ahokore mo te whakawhiti whakawhiti. The transmission distance of the system can reach more than 20 kiromita.
- he 3 nga mana rereke mo nga taputapu momo kopere huna (0.5W, 1W and 2W@average power PA). Ko te kaha ake, ko te kaha o te tomokanga tohu me te roa o te tawhiti whakawhiti.
- tawhiti te tuku: visual environment ≥ 10km. Te taiao aukati: ≥500m (rereke i runga i te taiao)
(if you need long-range, we also have 5W, 10W, 20W PA products, kite konei)
Āhuahira
- tino integrated, hoahoa modular
- Whakauruhia te hangarau whakarereke COFDM, MPEG-2 image hangarau kōpeketanga
- Katoa-a tawhio kōrero, e kore wehi o hanga taiepa
- High-tere kōrero raina-ā, wā-tūturu, eu te kounga image DVD mo te tuku ataata / ororongo
- Heat whare totohu konumohe, shockproof me te ru-ātete
- High-fidelity digital stereo transmission
- aho-Non-o-titiro (NLOS) tuku pūkoro mō te tawhiti roa
tono
Kei te nuinga whakamahia tenei hua mō te reconnaissance hangarau me forensics i roto i te hōia, me te haumaru tari tirohanga. Radio me haapurororaa pouaka whakaata, reo irirangi me te pouaka whakaata haapurororaa ora: pāpāho mara, haapurororaa hākinakina, rongo pāpori, irirangi ora, studio, mōrearea maunga, aha atu. Ko reira e tika ana mō te mau wa-tuku pūkoro o whakapakoko-kounga tiketike i roto i maha taiao matatini pērā i tāone, marine, and mountainous.
Mo nga drones ( Ka tūtohu kia taapirihia etahi atu whiriwhiringa ngaru, Me anō utu )
hoki CCTV
Whakapūtātanga
Ngaohiko Whakahaere: DC11V ~ DC13V (20W PA needs 24~28V)
kaiwhiwhi:
FAQ
- Ae, the frequency range can be changed from 170Mhz (pai from 220Mhz) to 860Mhz. So it can work well at 260Mhz band.
- Me whakarereke te auau ki te rite i runga i te tuku me te kaiwhiwhi. Na te take, ko te Whakanui Hiko me te auau antenna me whakarereke i te auau ano. (Me hoko koe i te whakakaha hiko me te antenna mo te kaiwhakawhiti me te kaikawe ki te whakatutuki i to huringa huringa).
- In order to improve the sensitivity of transmitting and receiving, the frequency bandwidth is generally made very narrow (center frequency ±15MHz, so bandwidth should be 30Mhz). The power amplifier of the transmitter and the frequency of the antenna are specially customized according to the frequency you need.
- It is best when you place an order, please tell me what kind of working frequency you need. Our engineers will modify the frequency of the transmitter and receiver, and also modify the PA and custom antenna according to this frequency range to ensure the best sensitivity and support the longest transmission distance.
- Ko te auau taunoa ko 590Mhz, Ki te 30Mhz (+/-15MHz), ka taea e koe te whakarereke me te kore e whakarereke i te Whakanui Hiko me te antenna. Hei tauira, 578MHz, 584MHz, 590MHz, 596MHz, me te 602mhz.
- If you need to modify the transmitter frequency and bandwidth, you need a special tool of the parameter configure board, please see the below picture, it is not a default accessory, please buy it at an extra cost or contact us before ordering.
Ae, tautoko ana ki te tuku i te ataata me te raraunga UART mai i te kaiwhakawhiti me te kaiwhiwhi.
I te mea he huarahi kotahi te tuku, na e kore e taea e ia te tuku i te whakahau mana mai i te kaiwhiwhi ki te kaiwhakawhiti.
Mena ka hiahia koe ki te tuku i nga whakahau whakahaere, i etahi atu raraunga ranei mai i te kaiwhiwhi hei whakahaere i etahi atu taputapu penei i nga kamera, i nga drones ranei i te kaiwhakawhiti., ka taea e koe te taapiri i tetahi huinga taputapu tuku mamati iti, whakapā tatou, a ka taea e matou te whakarite mo koe.
Tena koa tirohia te tohu UART mo te kaiwhakawhiti me te kaiwhiwhi i te hono i raro nei. Tena koa korero mai mena kei te pirangi koe ki te whai taura mata. (taunoa he kahore)
Ko te kaiwhakawhiti taunoa Power Amplifier ko 2 Watts, no reira ka taea te tautoko 30 KM i te rarangi-o-kitenga.
Ko te pikitia i raro nei ko to maatau whakamatautau i te tawhiti mai i te maunga ki te taha moana.
Mena kei te hiahia koe ki te tuku i te awhe roa ake, ka taea e koe te whakanui ake i te kaha kaha. I tua atu i te kotahi watt me te rua watts, ka taea hoki e tatou te hanga 5 Watts, 10 Watts, a 20 Watts mo to whiringa. Ko nga whakakaha nui ake e hiahia ana kia nui ake nga pākahiko me te tautoko o naianei.
For 20W PA, the power supply should be 24~28V. Only at 28 volts can the power amplifier achieve the best workability.
Our engineer can change the frequency to 300Mhz from the default 590Mhz, The antenna, and PA in the warehouse are 590Mhz, 300Mhz needs two weeks to customize, no reira me roa ake te wa tuku i to maatau 590Mhz taunoa.
Hipanga 1: Tena koa paatohia te OK me te paatene matau i te wa ano, he raarangi mena ka penapenahia kei te mata.
Hipanga 2: Patohia a OK ki te kowhiria Ae ki te penapena.
Whakamaumahara, whakamahia koa te antenna nui ake, roa ake ranei mena ka whakaae to kaupapa, ka pai ake te mahi manaaki i roto i te awhe nui ake.
Ko te huinga katoa taunoa
- SD Kaituku ( PA 0.5W, 1W, 2W, 5W, 10W, 20W, 50W kōwhiringa rite ki to tono tono)
- Antenna Whakawhiti SD
- Ko te kaiwhiwhi putanga HDMI CVBS me te tahua mana tawhā me te mata iti
- 0.8-mita Antenna Kaiwhiwhi 1 pcs. (E rua nga momo whakauru, whakatika ranei i te antenna: 1. magnetic sucker base antenna, 2. taunoa U-type clamp FRP fiberglass antenna )
- Kōwhiringa, poari whirihoranga tawhā mo te kaiwhakawhiti ataata ahokore.
(If you need a magnetic sucker base antenna, the express or carrier thinks the magnetic products will interfere with their plane safety, so the shipping cost is higher than a U-type clamp antenna. )
Ko te rahinga huinga huinga katoa taunoa
- 84*21*12CM
- Gross Weight 4.5KG
- If you choose over 100cm antenna and magnetic sucker base antenna, Ko etahi o nga kaikawe waka ka utu utu taapiri, penei i nga utu roa me nga utu taapiri mo nga taonga autō kaha.
- He rereke te tawhā whakawhiti i te papa whirihora i tera i runga i te kaikawe. He rereke te firmware i runga i te papa whirihora tawhā mai i te kaiwhakawhiti me te kaiwhiwhi, e kore e taea te whakamahi whakawhiti.
- Ka taea e te tawhā whakawhiti te whirihora i te poari te whakatika i te whakahekenga tohu i runga i te kaikawe. Per 0.3db will reduce the 0.5W PA.
pātai: Is it possible to change the outpout power (internal PA 0,5 w, 1 w, 2 w) via the configuration board?
- As answered above, you can adjust the output power by setting the parameters of ATTEN through the parameter configuration board tool on the transmitter. (This tool does not include the default package, you need to notify that you want to have this tool when you order)
- Mena ka hoko koe i te 2W PA, katahi ka taea e koe te whakarite 0.5W, 1W, engari kaore e taea te huri ki te 5W.
- Ka taea hoki e maatau te 5W, 10W, 20W, me te 50W mena ka hiahia koe ki te tautoko i te waa-roa.
No.
Ko tenei kaiwhakawhiti ataata ahokore e tautoko ana i te kamera CVBS me te whakaurunga ataata ranei, Ko etahi atu momo kaamera ataata e hiahia ana he pouaka kaitahuri taapiri.
No. Ko te COFDM (DVB-T) hangarau.
Na ko te awhe auau COFDM ko 170-860Mhz. Ka taea te tautoko 477, 610, 675, 724, 816MHz, engari kaore e taea te tautoko 970, 1180, 1230 MHz.
Ka taea e ta maatau kaiwhakawhiti tauira motuhake te tautoko i nga awhe o runga ake nei, engari me whakamahi te kaiwhiwhi i te poraka whakaheke.
Kia taea ai e taatau punaha tuku ahokore te tautoko i te whanui whanui me te kaha ake o te tohu, ka whakaritea e matou te auau whakahaere ki tetahi waahi (170~860Mhz), and its supported range is only plus or minus 15Mhz. Hei tauira, the center frequency is 590Mhz, max support frequency range should be 575Mhz~605Mhz, The PA and antenna are specially customized according to this center frequency.
Taiwhanga
whakatūpato
- I te mea kua whakauruhia e tenei kaiwhakawhiti te 1W, 2W PA ranei ki roto, tena koa honoa te antenna whakawhiti i te tuatahi ka hoatu ki a ia te mana ki te tiaki i te kaiwhakawhiti PA Power Amplifier.
- Hei whakarite i te pumau o te tuku me te whiwhi tohu o te tuku whakaahua me te pai o te tuku pikitia., tena koa kaua e aukati i te antenna ka taea, ka ngana ki te tuu ki te wahi tiketike, penei i runga i te tuanui, i runga tripod ranei.
- Tena koa kia poutū te antenna.
- Me mohio he rereke te teitei i waenga i te antenna tuku me te antenna whiwhi.
Whakamātautau Tino i te Taone NLOS (aho-kore o te titiro) tautoko 1.5km, Kaituku i roto i te whare, kaiwhakawhiti i roto i te neke mo UGV (waka whenua kore tangata)
COFDM Korekore te tuku ataata whakawhiti kaiwhakawhiti me te papa huinga tawhā whirihoranga tango
Tino Whakamatau i te Taone NLOS, Kaituku i te whare, me te kaikawe kamera i roto i te motuka neke, taiao matatini.
1.5km mo te whenua NLOS, 10-20-30km LOS rangi ki te whenua ahokore tuku ataata tuku kaiwhakawhiti whakawhiti
He tino awhina te kaiwhakawhiti ataata Ahokore me te mata iti o te kaiwhiwhi mo te maukati kaha tohu
Test PAL and NTSC CVBS composite camera for FPV wireless video transmitter and receiver VTX
Kaiwhakamahi Manual
720p-whakawhitinga keywords
hono Video | tuku ataata cofdm | kaiwhiwhi kaiwhakawhiti ataata whakaara ahokore |
cofdm tuku ataata ahokore | HDMI to cofdm modulator | roa-awhe ataata tuku-kaiwhiwhi |
roa-whānui ataata ahokore kaiwhiwhi tuku | cofdm tuku ataata ahokore | tuku ataata HD-rongorau |
muka whatu kaiwhiwhi tuku ataata ororongo | manpack cofdm ahokore ataata pūkoro tuku-kaiwhiwhi | kaiwhakawhiti ataata mana i runga i te coaxial mo |
tuku ataata ahokore ki tūhono BNC | tuku ataata ahokore | roa-whānui ataata ahokore kaiwhiwhi tuku |
tuku ataata | kaiwhakawhiti ataata gsm | long-range wireless audio video transmitter |
tuku ataata ahokore | tuku NLOS Video | tuku ataata me te kaiwhiwhi hoahoa ara iahiko |
tuku ataata HD-rongorau | 3tuku ataata g | waho tuku ataata ahokore me te kaiwhiwhi |
he kaiwhakawhiti ataata ahokore tawhiti tawhiti mo te kamera CCTV | kaiwhakaputa ataata oro | 5.8ghz tuku ataata |
tuku ataata me te kaiwhiwhi hoahoa ara iahiko | kaiwhakawhiti ataata wifi | pūnaha whakawhiti-kaiwhiwhi ataata ororongo ahokore |
roa-whānui ataata ahokore 800mhz tuku 100km | maramara tuku ataata | 3-kaiwhakawhiti ataata watt me te kaiwhiwhi |
roa-whānui tuku ataata ahokore | tuku ataata tairitenga | 2 4g kaiwhakawhiti ataata me te kaiwhiwhi |
camcorder tuku ahokore ataata | kōwae tuku ataata | wireless audio video transmitter for iPad |
tuku ataata raina mana | tuku ataata HD | UHF VHF HDMI wireless video transmitter |
4tuku ataata g | tuku ataata GoPro | micro USB wireless video transmitter receiver |
ataata ahokore kaiwhiwhi tuku | Kaituku ataata FPV | tuku ataata ahokore ki tūhono BNC |
tuku ataata tairitenga | ahokore tuku ataata | 5.8 GHz video transmitter |
ataata mamati fpv tuku | kaiwhakawhiti ataata rererangi | muka whatu kaiwhiwhi tuku ataata ororongo |
waho tuku ataata ahokore me te kaiwhiwhi | kaiwhakawhiti ataata ngaruiti | 2.4 GHz video transmitter |
ataata ahokore kōwae tuku kaiwhiwhi | kaiwhakawhiti-whakawhiwhi ataata | kaiwhakawhiti ataata ahokore pōkākā me te kaiwhiwhi |
te kaiwhakawhiti ataata e mau ana te pākahiko | 4tuku ataata g | RCA wireless audio video transmitter and receiver |
ataata tuku kāmera ahokore | FPV cofdm tuku | 70 kiromita-roa-awhiti-a-roa te tuku ataata ahokore |
tuku ataata HD | pūkoro tuku ataata | tuku ataata ahokore mo iPhone iPad iPod |
tuku ataata GoPro | kaiwhakaputa ataata laser | he kaiwhakawhiti ataata ororongo roa me te kaiwhiwhi |
tuku ataata atanga | tuku i te kaiwhakawhiti ataata | kaiwhakawhiti ataata me te kaiwhiwhi i te ngeru5 |
SDI SSDI wireless video transmitter | kaiwhakaputa ataata ataata | cb8822 cb3812 tuku ataata ahokore |
muka whatu ataata tuku-kaiwhiwhi | 16-kaiwhakawhiti ataata hongere | roa-tawhiti ahokore kaiwhakawhiti ataata kaiwhakawhiti mo |
ataata tuku ahokore | ethernet ataata tuku oro | manpack cofdm ahokore kawe ataata ataata whakawhiti re |
tuku ataata ahokore me te kaiwhiwhi | ataata mōhiti kāmera whakawhiti | 5.8ghz FPV kaiwhakawhiti ataata |
kōwae tuku | ahokore tuku ataata oro | HD-SDI te kaiwhakawhiti ataata ahokore me te kaiwhiwhi |
kaiwhakawhiti-kaiwhiwhi | 10kaiwhakawhiti ataata km | 5.8 GHz video transmitter and receiver |
Kaituku FPV | kaiwhakaputa ataata tairitenga ahokore | 1.2ghz 400mw tuku ataata |
tuku tv haapurororaa | tuku ataata VGA ahokore | 5.8ghz kaituku whakawhiti ataata ahokore |
COFDM whakaaro nui | 700mhz tuku ataata | ahokore 1.2ghz FPV kaiwhakawhiti ataata |
SDI cofdm kaiwhakawhiti ataata | 433 mhz tuku ataata | 2.4ghz kaituku ataata me te kaiwhiwhi |
10km tuku ataata cofdm ahokore | camcorder tuku ahokore ataata | 433mhz te kaiwhakawhiti ataata ororongo ahokore me te kaiwhiwhi |
OEM cofdm | USB whakawhiti ataata ahokore | kaiwhakawhiti ataata wifi |
cofdm whakaaro nui | kōwae tuku ataata ahokore | roa-awhe ahokore ataata tuku 200km 800mhz |
modulator rua COFDM | tuku ataata 15w | kaiwhiwhi whakawhiti oro oro oro 5.8ghz |
tuku cofdm paku | kaiwhiwhi whakawhiti oro oro | roa-whānui ataata ahokore 800mhz tuku 100km |
cofdm ahokore kōwae tuku ataata | kaiwhakawhiti ataata roa | 5.8ghz kaiwhakawhiti ataata ahokore me te ara iahiko |
encoder kōwae cofdm | 25mw kaiwhakawhiti ataata | kaiwhakawhiti ataata ahokore tuku |
modulator cofdm | te kaha tuku ataata CCTV | kaiwhakawhiti kāmera ataata ahokore |
h 265 cofdm modulator | te kaiwhakawhiti ataata e mau ana te pākahiko | s kaiwhakawhiti ataata ahokore |
ngā hd roa cofdm mamati | kaiwhakawhiti ataata oro oro | ataata matihiko whatu tuku-kaiwhiwhi |
kaiwhakawhiti ataata cofdm DVB t | FPV cofdm tuku | kaiwhakaputa tukurua ataata oro ahokore |
roa-awhe HD mamati cofdm tuku | 20kaiwhakawhiti ataata km | ataata tuku kāmera ahokore |
cofdm te tuku ahokore ataata | kaiwhakawhiti oro me te riipene whakaata | kaiwhakaputa ahokore ataata me nga punaha kaiwhiwhi |
Shenzhen cofdm tuku | ataata ahokore kaiwhiwhi tuku | 8ch mini ataata tuku whatu |
atanga ki modulator cofdm | tuku ataata raina mana | te kaituku ataata ororongo ahokore kaiwhakawhiti-kaiwhiwhi |
modulator cofdm | ahokore HD tuku ataata | 5ataata kaiwhiwhi kaituku ataata |
ahokore cofdm | tuku cofdm paku | ataata kaiwhiwhi whakawhiti ahokore oro |
wifi HD tuku | kaiwhakawhiti ataata kaha nui | ataata ahokore roa me te tuku ororongo |
whānui roa ahokore tuku atanga | ataata mamati fpv tuku | päpäho ataata 10km VHF UHF kaiwhakawhiti |
UHF kōwae 5w | Whakawhiti ataata ahokore HD | 2.4 GHz ataata ahokore me te tuku ororongo |
433RF MHz tīwerawera kōwae | tuku tairitenga | HDmi transmitter ahokore me te riipene ataata oro |
utu tuku cofdm | kāmera tuku ataata paku | 2km FPV ataata 5.8ghz ahokore av tuku-kaiwhiwhi |
2.4ghz ahokore CCTV tuku | PTZ whakawhiti ataata ahokore | tuku ahokore |
hono raraunga ahokore | te whakawhiti ataata RGB ahokore | tuku me te kaiwhiwhi |
tuku Video | 2-kaiwhakawhiti ataata watt | tuku ahokore me te kaiwhiwhi |
50km ahokore HD whakawhiti ataata | uav tuku ataata mamati | kaiwhakawhiti-kore ahokore |
HD-SDI kōwae whakawhiti ataata ahokore | kaiwhakawhiti ataata oro oro | tuku uav |
tuku ataata ahokore me te kaiwhiwhi 720p | 900 mhz tuku ataata | tuku ngaru |
modulator cofdm | kaiwhakawhiti ataata tawhiti roa | kaiwhakaputa ataata coaxial me te kaiwhiwhi |
tuku cofdm | kaore e whakaroa te tuku ataata ahokore | tuku pirihimana |
transceiver cofdm | kaiwhiwhi whakawhiti oro oro oro | tuku hf |
kōwae cofdm | roa-whānui tuku ataata ahokore | tuku DVB |
cofdm tirohia, | kawe ahokore tuku ataata ahokore | tuku |
pouwhanga cofdm | te tuku ataata mo te kamera IP | 25km o te kaiwhakawhiti ataata |
utu tuku cofdm | tuku ataata ahokore me te kaiwhiwhi | ataata ahokore kōwae tuku kaiwhiwhi |
UAV cofdm transmitter | ||
Reviews
Kahore ano he arotake.