Wireless Video Transmitter Receiver
COFDM Wireless Video Transmitter Receiver Transmission HDMI HD 1080P composite CVBS in H.264 COFDM-904T
លក់ចំនុច
0.5～1W RF output;
HD 1080P, SD 720P composite CVBS in
H.264/MPEG-2;
Delay <500 Millisecond;
Test Video
10Km test video from Drone Transmitter to Ground receiver. please check below link:
https://www.dropbox.com/s/rgmsnpnsrygc8fu/COFDM-904T-10Km-test-video.mts
How to change the frequency at receiver, please check below picture:
ការបញ្ជាក់
| Product name | High-definition map transmission transmitter |
| Product number | COFDM-904T |
| Working frequency | 300MHz ~ 900MHz can be customized |
| Antenna interface | 50Ω SMA male or MMCX female |
| Modulation mode | COFDM （QPSK、16QAM、64QAM） |
| Video bit rate | 2~10MHz |
| Working bandwidth | 6MHz，8MHz |
| Delay | 300 Millisecond |
| Compression format | H．264 |
| Image clarity | 1080P @60/50/30(backward compatible) |
| វ៉ុលប្រតិបត្តិការ | DC9 ~ 28V |
| ការប្រើប្រាស់ថាមពល | ≤8W @ standard power 500mW |
| weight | ≤100g |
| ទំហំផលិតផល | 80 * 65 * 20ម |
សំណួរគេសួរញឹកញាប់
| សំណួរ: Can you send me the price list? |
| ចម្លើយ: ត្រូវហើយ, please send your email inquiry to us. |
| សំណួរ: Any chance to change to 2 ឬ 5 GHz band? |
| ចម្លើយ: Now our Transmitter frequency supports from 170~1500Mhz. |
| សំណួរ: COFDM-904T has HDMI input? |
| ចម្លើយ: ត្រូវហើយ, COFDM-904T has HDMI and CVBS input. It supports the GoPro camera. |
| សំណួរ: COFDM-904T is only 4 ឆានែល? |
| ចម្លើយ: COFDM-904T default has 4 ភាពញឹកញាប់, if you need different or more, we will edit our software to do (170~900Mhz), Just send us your requirement details to us. |
| សំណួរ: What about the data rate? Support 8M-10Mbps? |
| ចម្លើយ: Default is 3M, we also can support 8-10Mbps if adjust the parameter. |
| សំណួរ: Can I set manually by me? |
| ចម្លើយ: It is better to pre-set in the factory and test passed before delivery. If need, we can also tell you the solution to change frequency. |
| សំណួរ: I need COFDM-904T work on 1080i 50 at least at 8-10Mbps |
| ចម្លើយ: It is no problem. |
| សំណួរ: Can I set manually all the parameters by myself? |
| ចម្លើយ: If you add PA (រំឭក), then you can not; If you don’t need PA (រំឭក), then you can (PA is hardware, if you change the setting, hardware should be adjustable) |
| សំណួរ: Which is the max frequency value we can set? |
| ចម្លើយ: 900Mhz, Need higher, please choose COFDM-902T |
| សំណួរ: If the band range is 300-900 I will tell you exactly 4 ones in between to set for me, then I will need constant data rate at 10 Mbps, modulation at 16QAM, FEC at 1/2 and Guard Interval at 1/32. Encoding at 4.2.2 if possible instead of 4.2.0, 200 Meters (NLOS) Non-Line Of Sight and 500 Meters (LOS) Line Of Sight. RF power at 500 មេហ្គាវ៉ាត់, remember, data rate MUST be fixed (not variable) នៅ 10 Mbps, try this setting and let me know how it works (better if you can forward me a short video directly recorded from the HDMI output of the receiver – NOT SHOOTING A MONITOR SCREEN! At least we need 27dbm |
| ចម្លើយ: OK, we can do the above sample if you confirmed. |
| សំណួរ: Do you have any device, I can get a video on my computer? |
| ចម្លើយ: ត្រូវហើយ, please check another page. COFDM Video USB Receiver. |
Do you have any question, please click here to ask a question.
វិចិត្រសាល
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ជាមនុស្សដំបូងគេដែលពិនិត្យ“COFDM Wireless Video Transmitter Receiver Transmission HDMI HD 1080P composite CVBS in H.264 COFDM-904T”
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