Transmitter

 

Frequency Range

156~158 MHz

Frequency Stability

±10 PPM

Power Output

1.0 W & 2.5W & 5W

Spurious Emissions

70 dBc

Current Drain

1400 mA (5W)

Receiver

 

Type

Double Conversion Super Heterodyne

Phase Locked Loop system for Local

 

Oscillator

Frequency Range

156~164 MHz

Sensitivity

0.20 μV for 12dB SINAD

Squelch Sensitivity

Threshold 0.12μV

Audio Frequency Response

+5 dB @ 500 Hz; -6 dB @ 2000Hz

Adjacent Channel Selectivity

75 dB @ ±25 kHz

Audio Output Power

0.4 W @10% THD

Current Drain

Squelched: 55 mA; Max. Audio: 210 mA

Channels and Frequencies

US channel frequencies and names

US Marine Channels

Ch

RX Freq

TX Freq

Status

Name

1A

156.050

156.050

Simplex

Vessel traffic system/commercial

5A

156.250

156.250

Simplex

Vessel traffic 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 traffic system

12

156.600

156.600

Simplex

Vessel traffic system

13

156.650

156.650

Simplex, 1W

Bridge to bridge

Uniden MHS75 Radio Owner’s Manual

E-19

Page 23
Image 23
Uniden MHS75 owner manual Channels and Frequencies, Transmitter, Receiver