Data Transmission Radio Modem (KYL-668)

Product Description

Application areas:
* Shipping, traffic, interphone system of taxi;
* Industrial automatic control electric power schedule, water conservancy monitor;
* Signal collection and transmission of railway system, oil extraction and transportation control, measure of oil or water wells;
* Hydrological monitor, weather information transmission, environment monitor, container management;  
* Goods management in supermarket, forest protection, intelligent building;
* Wireless beaconing, geological reconnoiter, mobile location, military training;
* Public security, medical ward, remote controlling and remote detecting, and others automatic control fields;

Specifications
A General Index
Frequency: 150/230/450 MHz
Frequency tolerance: +-2.5ppm
Frequency tolerance: 25KHz
Antenna impedance: 50Ω
Environment temperature: -20~+55
Modulate mode: PSK/QPSK/TCM-16QAM
Data transmission speed: 9600/14400/19200bps

B Receive Index
Signal Noise Ratio(SNR): ≤ -45dB
Adjacent Channel Selectivity: ≥ 65dB
Inter modulation interference: ≥ 60dB
Spurious respouse immunity: ≥ 65dB

C Transmit Index
Transmit Power: 5-25W
Modulate distortion: ≤ 5%
Residual frequency modulation: ≤ -40dB
Frequency deviation: ≤ 5KHz
Ortho-channel power ratio: ≤ -65dB
Stray power: ≤ 5uW

D Power supply
DC: 12V
Waiting current: ≤ 160mA
Transmit current: ≤ 6 A (Transmit Power 25W)

E Dimension: 144*180*50mm