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Specification:
- Model: TM-281A
- Frequency Range: 136-174MHZ
- High power: 65W
- Low power: 25W
- Power requirements: 13.8V DC±15%, negative ground
- Operating temperature: -20℃ to +60℃
- Antenna impedance: 50Ω
TM-481A description
Specifications:
- Model: TM-481A
- Frequency Range: 400-470MHZ
- High power: 45W
- Low power: 25W
- Power requirements: 13.8V DC±15%, negative ground
- Operating temperature: -20℃ to +60℃
- Antenna impedance: 50Ω