Radio Receiver with Duplex Audio

• Type: Cofdm Video
• Application: Video Transmission, Data Transmission, Image Transmission
• Modulation: Qpsk, 16qam, 64qam
• Receiver Chip: MC3362
• Oscillator Circuit: LC or Crystal Oscillator
• Dimension: 482mm×360mm×44mm
• Model NO.: RJ8264
• Weight: 5.4kg
• Working Temperature: -25°c~55°c
• Storage Temperature: -40°c~70°c
• Transport Package: Carton Paper
• Specification: ISO9001, SGS
• Trademark: ALLTECH
• Origin: Shenzhen, China
• Production Capacity: 5000pieces/Year

Product Description

Functions & Features:
n   H.264 video compression output
n   High definition image and hi-fi stereo output
n   COFDM demodulation and high sensitivity
n   Full UI interface control
n   Multiple channel storage and management, one-key selection for decoding display
n   Product firmware and kernel updating
n   ABS/AES decryption
n   Diversity receiving technology with double antennas
n   Unidirectional RS232 data transmission (user data and GPS data)
 

Power Supply
Working voltage V	AC220V±20V
Working current A	≤[email protected]
Video Receiving
Frequency input range	170MHz~860MHz
RF bandwidth	2M/8M (fixed)
Input level	-106dBm~-20dBm
Demodulation	COFDM
Video decoding	MPEG-2/H.264 self-adapted decoding
Decryption	AES/ALLTECH Basic Scrambling
Constellation	QPSK, 16QAM, 64QAM
FEC	1/2, 2/3, 3/4, 5/6, 7/8
Carrier	2K/8K
GUI	1/4, 1/8, 1/16, 1/32
Video output level	1~1.2Vp-p@75Ω
Video output format	PAL/NTSC
Video resolution	1920×1080×60i/50i
Video white bar amplitude mV	650~720mV
Video synchronous amplitude mV	260~275mV
Video amplitude-frequency characteristic dB	0~4.8MHz		-0.5~1.5
	5.5MHz		-4.0~1.5
Rx feed output voltage	DC10.0V~DC12.0V
Rx feed output current (MAX)	800mA@DC12V (MAX)
Audio output	Left/right channel, stereo
Audio decoding standard	ISO/IEC11172-3 MPEG-1, ISO/IEC13818-3 MPEG-2 (Layer I&II)
RS232 data interface	Standard RS232 level, support 1200~115200
Audio Transmission
Audio Tx frequency		470.5~479.950MHz, factory setting: 479.950MHz
Audio Tx power output		≥40dBm
Audio Tx modulation		GFSK
SHG		>62dBc
Frequency interval		150KHz
Stray emission		Less than 60dB
Audio encoding overall bitrate		4800bps
Audio sample		8KHz  16bit
Audio Tx delay		1~60 S
MIC input signal strength (MAX)		320mVpp
Conference microphone input signal strength (MAX)		Normal MIC: 1.5Vpp; high-amplitude MIC: 15Vpp
Environment
Working temperature		-25°C~55°C
Storage temperature		-40°C~70°C
Appearance
Dimension	482mm×360mm×44mm
Weight	5.4kg