HX1-173.225-3 Overview
The HX1 transmitter consists of a frequency modulated Voltage Controlled Crystal Oscillator (VCXO) feeding a frequency doubler with two stage amplifier and RF filter. Final Power Amplifier stage is factory pre-set to appropriate band power level. Operation can be controlled by the EN (Enable) line, the transmitter achieving full RF output typically within 5ms of this line being pulled high.
HX1-173.225-3 Key Features
- Standard frequency: 169MHz band
- Other frequencies from 120MHz to 180MHz
- Data rates up to 3kbps
- Usable range over 10km
- Fully screened
- Low power requirements