COFDM Mea Loaʻa wikiō ʻole HDMI cvbs output mini modulator module RX lōʻihi 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

Hoakaka

Maʻamau		DVB-T/DVB-T2 COFDM Standards module with Diversity 2 kukuna
Modulation Format		COFDM / DVB-T
Supply Voltage		12-24VDC
Laulā Frequency		170MHz~930MHz (hoʻoponopono, and customized 2.4-5.8G available on your request)
Channel Band Width		6MHz / 7MHz / 8MHz
Subcode carrier modulation		QPSK,16QAM,64QAM
Pākuʻi kiaʻi		1/8, 1/4
Error Code Rate		1/2;2/3;3/4;5/6;7/8
Hoʻokomo Impedance		50Ω Unbalanced
Hoʻohana Mana		Running:3W Max. (DC 12V in); Standby: 0.5W Max. (DC 12V in)
Remote Control Interface		UART / IR
Working Temperature		-20℃~+50℃
Mahana mālama		-40℃~+65℃
Audio Output		ʻO Stereo
Video aspect ratio		16: 9; 4:3
Huli		Automatic Channel Search, Manual Search
Video Output Interface		Nā CVBS, HDMI
Infrared control		Standard NEC remote infrared receiver
Ana		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.

Nā hiʻohiʻona

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 1080P@60 decoding playback;
7. Audio and video output (HDMI, Nā CVBS, USB port simultaneous output):
   1. HDMI Type-A port audio and video output
   2. Nā 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. Lako ikehu: 6~15V, working power consumption is 230mA@12V.
13. Machine size: 115x90x34mm
14. Machine weight: 243 grams

Mea Hoʻohui:

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 i waho 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, alapine (frequency), bandwidth, a pēlā aku
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

Nui

112mm × 67.5mm × 22mm

RF Performance Test

Operating Center Frequency 470MHz, Power Amplifier: 1W

 

 

Operating Center Frequency 700MHz, Power Amplifier: 1W