COFDM Wireless Video Receiver HDMI cvbs output mini modulator module RX long distance fpv uav

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

Specification

Standard		DVB-T/DVB-T2 COFDM Standards module with Diversity 2 antenna
Modulation Format		COFDM / DVB-T
Supply Voltage		12-24VDC
Frequency Range		170MHz~930MHz (adjustable, and customized 2.4-5.8G available on your request)
Channel Band Width		6MHz / 7MHz / 8MHz
Subcode carrier modulation		QPSK,16QAM,64QAM
Guard Interval		1/8, 1/4
Error Code Rate		1/2;2/3;3/4;5/6;7/8
Input Impedance		50Ω Unbalanced
Power Consumption		Running:3W Max. (DC 12V in); Standby: 0.5W Max. (DC 12V in)
Remote Control Interface		UART / IR
Working Temperature		-20℃~+50℃
Storage Temperature		-40℃~+65℃
Audio Output		Stereo
Video aspect ratio		16: 9; 4:3
Search		Automatic Channel Search, Manual Search
Video Output Interface		CVBS, HDMI
Infrared control		Standard NEC remote infrared receiver
Dimension		112mm×67.5mm×22mm
Remarks		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.

Features

1. Dual Antenna reception
2. Support working frequency range: 160MHz~930MHz, the center working frequency can be configured;
3. Wireless bandwidth is configurable;
4. The sensitivity of dual antenna reception -100±1dbm (QPSK 8MHz);
5. Wireless receiving status information (such as received signal strength, air interface rate, data rate, working frequency, wireless bandwidth, etc.) can be superimposed/not displayed on the video screen through the OSD switch button, or output to the serial port (customized) ;
6. Low-latency H264 video decoding, support [email protected] decoding playback;
7. Audio and video output (HDMI, CVBS, USB port simultaneous output):
   1. HDMI Type-A port audio and video output
   2. CVBS (Lotus Head) AV audio and video output
   3. Output video stream to the phone/tablet decoding display via USB port
8. Support video receiving and decrypting function (matching with video encryption at the transmitting end);
9. Support TF card or USB disk video recording;
10. Provide one-way single-direction transparent data transmission serial port;
11. Provide parameters to configure the serial port for working settings (such as center working frequency, wireless bandwidth, receiving decryption password);
12. Power supply: 6~15V, working power consumption is 230mA[email protected]
13. Machine size: 115x90x34mm
14. Machine weight: 243 grams

Connector:

1. Power In: 12~24V
2. RJ45：preset for future
3. HDMI Out: A type HDMI carrier, high-definition audio and video output interface
4. CVBS AV out analog video output interface
5. RF ANT In wireless signal input antenna interface, SMA external threaded inner hole
6. UART : TX RX GND to connect the PC for frequency adjust
7. USB interface:
   1. Recording video can be connected to an external USB flash drive or USB hard disk
   2. Upgrade for new firmware
8. Auto: Auto-Search new channel
9. Info: Show current channel information, for example, frequency, bandwidth, etc
10. REC: Record current channel to the USB stick
11. Stop: Stop to record
12. Channel Switch: Switch channel loop from 503Mhz, 509Mhz, 515Mhz, and 521Mhz.
13. OK: confirmation

Size

112mm × 67.5mm × 22mm

RF Performance Test

Operating Center Frequency 470MHz, Power Amplifier: 1W

 

 

Operating Center Frequency 700MHz, Power Amplifier: 1W