Uniden UM425 English Owners Manual - Page 60
Specifications
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Specifications Receiver Frequency Range Sensitivity Circuit Squelch Sensitivity Spurious Response Adjacent Channel Selectivity Audio Output Power Power Requirement IF Frequencies 156 to 158 MHz 0.25 μV for 12 dB SINAD Dual Conversion Super Heterodyne PLL (Crystal for DSC) 0.2 μV Threshold 75 dB 78 dB @ ±25 kHz 2.5 watts (10% Distortion, 8 Ω load) 340 mA @ 13.8V DC at squelched, 860 mA @ 13.8V DC at maximum audio output 1st 41.925 MHz, 2nd 455 kHz (1st 21.7 MHz, 2nd 455 kHz for DSC) E-56
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Specifications
E-56
Receiver
Frequency Range
156 to 158 MHz
Sensitivity
0.25 μV for 12 dB SINAD
Circuit
Dual Conversion Super Heterodyne PLL (Crystal for DSC)
Squelch Sensitivity
0.2 μV Threshold
Spurious Response
75 dB
Adjacent Channel Selectivity
78 dB @ ±25 kHz
Audio Output Power
2.5 watts (10% Distortion, 8 Ω load)
Power Requirement
340 mA @ 13.8V DC at squelched, 860 mA @ 13.8V DC
at maximum audio output
IF Frequencies
1st 41.925 MHz, 2nd 455 kHz (1st 21.7 MHz, 2nd 455 kHz
for DSC)