Specifications
COFDM demodulation; MPEG-2 video compression;1.25/2.5MHz. 6/7/8MHz bandwidth optional;
diversity receiving; duplex audio;
Feature
COFDM modulation, Stable transmission,MPEG-2 video compression, DVD video quality;
diversity receiving; duplex audio communication;
Great security by encryption of AES 128 bit/ ALLTECH Basic Scrambling;
Receiver Specification
Working Voltage | AC220V±20V | |
Working Current | ≤1.5A DC12.5V (if the voice module works) ≤7A DC12.5V (When the voice module working) | |
Working frequency | 170MHz~450MHz 500MHz~860MHz | |
Bandwidth | 1.25/2.5MHz or 6/7/8MHz | |
Receiving Sensitivity | ≤-94dBm 1.25/2.5MHz, ≤-92dBm 6/7/8MHz | |
Modulation | OFDM | |
Constellation | QPSK/16QAM 1.25/2.5MHz, QPSK/16QAM/64QAM 6/7/8MHz | |
FEC | 1/3,2/3 1.25/2.5MHz, 1/2, 2/3, 3/4, 5/6, 7/8 6/7/8MHz | |
Carrier | 2K | |
Guard Interval | 1/8, 1/16 1.25/2.5MHz, 1/4, 1/8, 1/16, 1/32 6/7/8MHz | |
Video Type | PAL/NTSC | |
Magnitude-frequency | 0~4.8MHz | -0.5~1.5 dB |
5.5MHz | -4.0~1.5 dB | |
Rx Feeding Voltage | DC10V~DC12V | |
Rx Feeding Current (MAX) | 800mA/line | |
Audio Input | Right/ Left,Stereo | |
RS232Control Interface | Standard RS232 level,9600,8,N,1 | |
RS232 Data Interface | Standard RS232 level,support 1200~115200 | |
Voice working Frequency Range | 475~479.950MHz (Default:479.950MHz) | |
Voice Tx Power output | ≥40dBm | |
Voice Modulation | GFSK | |
Second Harmonic | ≥-53dB | |
Frequency Step | 150KHz | |
Spurious Emission | ≤60dB | |
Voice sample | 8KHz 16bit | |
Voice Transmitting Delay | 1~60 S | |
Voice input Strength(MAX) | 320mVpp | |
Dimension(mm) | 1U | |
Weight(Kg) | 3.6 | |