Uniden UM455 Owner's Manual page 55

Specifications
General
Hum and Noise Signal-to-
Noise
Audio Distortion
Spurious Suppression
Output Power Stabilization
Frequency Range
Frequency Stability
Receiver
Frequency Range
Sensitivity
Circuit
Squelch Sensitivity
Spurious Response
Adjacent Channel Selectivity 78 dB @ ±25 kHz (nominal)
Audio Output Power
Power Requirement
IF Frequencies
45 dB@1 kHz with 3 kHz deviation with 1000 Hz
modulating frequency (nominal)
Less than 8% with 3 kHz deviation with 1000 Hz
modulating frequency
–45 dBm @ Hi, –55 dBm @ Lo
Built-in automatic level control (ALC)
156 to 158 MHz
±1.5kHz @ –15°C to + 55°C
156 to 163 MHz
0.25 μV for 12 dB SINAD (nominal)
Dual Conversion Super Heterodyne PLL (Crystal for
DSC)
0.2 μV Threshold
75 dB (nominal)
2.5 watts (10% Distortion, 8 Ω load)
400mA @ 13.8V DC at squelched, 920 mA @ 13.8V
DC at maximum audio output
1st 41.925 MHz, 2nd 455 kHz (1st 21.7 MHz, 2nd
455 kHz for DSC)
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