Frequency range (TX) | 136-174MHz |
| 245-260MHz |
| 350-370MHz |
| 400-490MHz |
| 470-520Mhz |
Frequency range (RX) | 136-174MHz |
| 245-260MHz |
| 350-370MHz |
| 400-490MHz |
| 470-520Mhz |
Modulation mode | F3E(FM) |
Antenna impedance | 50Ω |
Rated voltage | 13.8V DC ±15% |
Current | Transmitting <12A |
Receiving <1.0A (Output 2W) |
Frequency stability | ≤±2.5PPm |
Transmitting | |
Output power | VHF: 60W(H) 25W(Mid) 10W(Low) |
| UHF: 40W(H) 25WMid) 10W(Low) |
Reactance modulation | Reactance |
Modulation limit | 25KHz±5KH, 12.5KHz±2.5KHz |
Audio distortion | <5% |
Adjacent channel power | 25KHz≥65dB, 12.5KHz≥60dB |
Stray radio frequency measure | <-60dB |
Modulation character | 3dB~-3dB (Modulation frequency: 300Hz~3KHz) |
Receiving | |
Circuitry | Adopt quadratic frequency conversion superheterodyne mode |
Mid-frequency (1st/2nd) | 49MHz/450Khz |
Sensitivity | 25KHz<0.2μV, 12.5KHz<0.25μV |
Selectivity | minus 6dB 25KHz<12KHz, 12.5KHz<10KHz |
minus 60dB 25KHz<30KHz, 12.5KHz<24KHz |
Same channel restrain | >-8dB |
Adjacent channel selective | 25KHz≥65dB, 12.5KHz≥60dB |
Stray response anti-interference | 25KHz≥65dB, 12.5KHz≥60dB |
Intermodulation anti-interference | 25KHz≥60dB, 12.5KHz≥55dB |
Blocking | ≥90dB |
Audio response | 1dB~-3dB (Modulation frequency: 300Hz~3KHz) |
Audio distortion | <5% (>2W)(Microphone internal resistance is 8Ω |