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High Power Radios 7-9
Transmitter
Specification VHF1 VHF2 UHF2 UHF3
Power Output 25-45 W 25-40 W
Conducted/Radiated
Emissions:
-26 dBm
Audio Response: (from 6
dB/oct. Pre-Emphasis, 300
to 3000Hz)
TIA603 and CEPT
Tx Audio Distortion < 3%
Modulation Limiting: ±2.5 kHz @ 12.5 kHz
±4.0 kHz @ 20 kHz
±5.0 kHz @ 25 kHz
FM Hum and Noise: -40 dB@12.5 kHz
-45 dB@25 kHz
-35 dB@12.5 kHz
-40 dB@25 kHz
Receiver
Specification VHF1 VHF2 UHF2 UHF3
Sensitivity (12 dB SINAD): 0.35 µV @ 12.5 kHz
0.3 µV @ 25 kHz
Intermodulation: 65 dB@12.5 kHz
75 dB@25 kHz
60 dB@12.5 kHz
70 dB@25 kHz
Adjacent Channel
Selectivity:
65 dB @ 12.5 kHz
75 dB @ 25 kHz
60 dB @ 12.5 kHz
70 dB @ 25 kHz
Spurious Response 75 dB 70 dB
Rated Audio Power 4 W (typ.) Internal
7.5 W @ 5 % External
Audio Distortion < 5 %
Hum and Noise: -40 dB @ 12.5 kHz
-45 dB @ 25 kHz
-35 dB @ 12.5 kHz
-40 dB @ 25 kHz
Audio Response TIA603 and CEPT
Conducted Spurious
Emission per FCC Part 15:
-57 dBm <1 Ghz
-47 dBm >1 Ghz
Specifications subject to change without notice. All electrical specifications and methods refer to EIA/TIA
603 standards.