Technical Specifications 1-3
*Availability subject to the laws and regulations of individual countries.
Transmitter
Specifications UHF3
RF Output
NiMH @ 7.5V:
Low
1 W
High
4W
Frequency: 465-495 MHz
Channel Spacing: 12.5/20/25 kHz
Freq. Stability:
(-30°C to +60°C)
0.00025%
Spurs/Harmonics: -36 dBm < 1 GHz
-30 dBm > 1 GHz
Audio Response:
(from 6 dB/oct. Pre-emphasis, 300 to 3000Hz)
+1, -3 dB
Audio Distortion:@ 1000 Hz, 60% Rated Max. Dev. <3%
FM Noise: -40 dB (12.5 kHz)
-45 dB (25 kHz)
Receiver
Specifications
UHF3
12.5 kHz
UHF3
20/25kHz
Frequency: 465-495 MHz
Sensitivity 12dB EIA SINAD: 0.25 µV (typical)
Adjacent Channel Selectivity: -60 dB -70 dB
Intermodulation: -70 dB
Freq. Stability (-30°C to +60°C): 0.00025%
Spur Rejection: -75 dB
Image and 1/2 I-F Rejection: -70 dB
Audio Output @ <5% Distortion: 500 mW
Self Quieter Frequencies
UHF3
488.326250
488.332500
488.338750
488.345000
488.351250
488.357500
488.363750 (488.345 +/- 18.75kHz)
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