COFDM Wireless Video Receiver HDMI CVBS output
COFDM Wireless Video Receiver HDMI CVBS output mini modulator module long-distance fpv UAV Transmission UART config Recorder
목차
사양
| 기준 | DVB-T/DVB-T2 COFDM Standards module with Diversity 2 안테나 | ||||
| Modulation Format | COFDM / DVB-T | ||||
| 공급 전압 | 12-24VDC | ||||
| 주파수 범위 | 170MHz~930MHz (조절할 수 있는, and customized on your request) | ||||
| Channel Band Width | 6메가 헤르츠 / 7메가 헤르츠 / 8메가 헤르츠 | ||||
| Subcode carrier modulation | QPSK,16QAM,64QAM | ||||
| 가드 간격 | 1/8, 1/4 | ||||
| Error Code Rate | 1/2;2/3;3/4;5/6;7/8 | ||||
| 입력 임피던스 | 50Ω Unbalanced | ||||
| 전력 소비 | Running:3W Max. (DC 12V in); 대기: 0.5W Max. (DC 12V in) | ||||
| Remote Control Interface | UART / 그리고 | ||||
| 작동 온도 | -20℃~+50℃ | ||||
| 보관 온도 | -40℃~+65℃ | ||||
| 오디오 출력 | 스테레오 재생 | ||||
| Video aspect ratio | 16: 9; 4:3 | ||||
| 수색 | Automatic Channel Search, 수동 검색 | ||||
| 비디오 출력 인터페이스 | CVBS, HDMI | ||||
| Infrared control | Standard NEC remote infrared receiver | ||||
| 치수 | 112mm×67.5mm×22mm | ||||
| 비고 | Advanced signal processing for mobile environment conditions | ||||
Work for COFDM-907T
HD digital wireless video transmission receiver COFDM-907R
Built-in Decoder board and COFDM dual-antenna receiving demodulation module, the whole machine adopts aluminum alloy casing, high receiving sensitivity, low decoding display delay, high-definition video output stable and clear.
풍모
- Dual Antenna reception
- Support working frequency range: 160MHz~930MHz, the center working frequency can be configured;
- Wireless bandwidth is configurable;
- The sensitivity of dual antenna reception -100±1dbm (QPSK 8MHz);
- 무선 수신 상태 정보 (such as received signal strength, 무선 인터페이스 속도, 데이터 속도, 작동 주파수, 무선 대역폭, 기타) can be superimposed/not displayed on the video screen through the OSD switch button, or output to the serial port (맞춤형) ;
- 저지연 H264 비디오 디코딩, support 1080P@60 decoding playback;
- 오디오 및 비디오 출력 (HDMI, CVBS, USB port simultaneous output):
- HDMI Type-A port audio and video output
- CVBS (Lotus Head) AV 오디오 및 비디오 출력
- Output video stream to the phone/tablet decoding display via USB port
- Support video receiving and decrypting function (matching with video encryption at the transmitting end);
- Support TF card or USB disk video recording;
- Provide one-way single-direction transparent data transmission serial port;
- Provide parameters to configure the serial port for working settings (such as center working frequency, 무선 대역폭, receiving decryption password);
- 전원공급장치: 6~15V, working power consumption is 230mA@12V.
- Machine size: 115x90x34mm
- Machine weight: 243 grams
커넥터:
- 전원 입력: 12~24V
- RJ45：preset for future
- HDMI 출력: A type HDMI carrier, high-definition audio and video output interface
- CVBS AV 출력 analog video output interface
- RF ANT In wireless signal input antenna interface, SMA external threaded inner hole
- UART : TX RX GND to connect the PC for frequency adjust
- USB 인터페이스:
- Recording video can be connected to an external USB flash drive or USB hard disk
- Upgrade for new firmware
- 자동: Auto-Search new channel
- 정보: Show current channel information, for example, 빈도, 대역폭, 등
- 녹화: Record current channel to the USB stick
- 멈추다: Stop to record
- Channel Switch: Switch channel loop from 503Mhz, 509Mhz, 515Mhz, and 521Mhz.
- 좋아요: confirmation
크기
112mm × 67.5mm × 22mm
RF 성능 테스트
운영 중심 주파수 470MHz, 전력 증폭기: 1W
운영 중심 주파수 700MHz, 전력 증폭기: 1W
바질 –
The COFDM Wireless Video Receiver is an absolute marvel for long-range FPV and UAV operations! Its rock-solid signal stability over 5-100km+ distances defies expectations, delivering crisp HDMI/CVBS feeds with zero breakup even in urban environments. The plug-and-play setup worked flawlessly with our drone system, while the ultra-compact design fits seamlessly into mobile rigs. We’re stunned by the near-zero latency and anti-interference performance during live broadcasts – critical for professional aerial filming. The dual-output flexibility and rugged build make it ideal for both field inspections and emergency response teams. For anyone demanding broadcast-grade wireless video in challenging conditions, this module sets a new industry benchmark. Worth every penny!