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E-31Uniden MHS135DSC Radio Owner’s Manual
Size (without antenna)
6.33 (H) x 2.57 (W) x 1.92 (D) inch
161 (H) x 65.5 (W) x 48.8 (D) mm
Weight 10.9 oz (310g) (w/battery and antenna)
Transmitter
Frequency Range 156~158 MHz
Frequency Stability ±2.5 PPM
Power Output 1 W, 2.5 W, and 6 W
Spurious Emissions -40 dB @ HI; -40 dB @ LO.
Current Drain 1450 mA (6 W)
Receiver
Type
Double Conversion Super Heterodyne
Phase Locked Loop system for Local Oscillator
Frequency Range 156~164 MHz
Sensitivity 0.23 μV for 12dB SINAD
Squelch Sensitivity Threshold 0.2μV
Audio Frequency Response +6 dB @ 500 Hz; -6 dB @ 2000Hz
Adjacent Channel Selectivity 70 dB @ ±25 kHz
Audio Output Power 1.0 W @MAX VOLUME
Current Drain Squelched: 50mA; Max. Audio: 240mA
US channel frequencies and names
US Marine Channels
Ch RX Freq TX Freq Status Name
1A 156.050 156.050 Simplex Vessel trafc system/commercial
5A 156.250 156.250 Simplex Vessel trafc system/commercial
6 156.300 156.300 Simplex Inter-ship safety
7A 156.350 156.350 Simplex Commercial
8 156.400 156.400 Simplex Commercial
9 156.450 156.450 Simplex Non commercial
10 156.500 156.500 Simplex Commercial
11 156.550 156.550 Simplex Vessel trafc system
12 156.600 156.600 Simplex Vessel trafc system
13 156.650 156.650 Simplex, 1 W Bridge to bridge
14 156.700 156.700 Simplex Vessel trafc system
15 156.750 Inhibit Receive only Environmental
16 156.800 156.800 Simplex Distress, safety, and calling
17 156.850 156.850 Simplex, 1 W Govt maritime control
18A 156.900 156.900 Simplex Commercial