RigPix logo

Marine transceivers logo


Back to main

Back to Marine transceivers

Next Marine transceiver


ITT Marine logo


Copyright logo


Last modified 2026-11-13

Valid HTML 4.01 Transitional

ITT Marine STR-25

A picture of ITT Marine STR-25

SPECIFICATIONS

GENERAL
Type:Marine VHF transceiver
Frequency range: TX: 155.625-157.425 MHz
RX: 155.625-157.425 MHz
Tuning steps:Channelized
Frequency stability:±10 ppm @ -20 to +55°C (4 to 131°F)
Mode:FM
Channels / memory management: Sweden
58 regular (Including F1, F2 and F3)
Duplex shift / offset:No
Power supply:12-14 VDC (Fixed power cord)
Current drain / power consumption:RX: 400 mA
TX: Max 5 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):? mm (?")
Weight:? Kg (? lb)
Other features:Channel 16 switch. Dual watch. Dimmer.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 10.7 MHz
2nd IF: 455 KHz
Sensitivity:0.7 uV EMF (12 dB SINAD)
Squelch sensitivity:
Selectivity:80 dB (adjacent channel)
Image rejection:
AF output power / speaker:2 W at 10% distortion / 8 ohm
External speaker connector:Female 2-pin jack




TRANSMITTER SECTION
RF output power: High: 25 W
Low: 1 W
Modulation system:
Max AM modulation (Factory set):No AM
Max FM deviation (Factory set):±5 KHz
Spurious emissions:Better than -? dB
Microphone impedance / connector:? ohm / 5-pin (DIN)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:1975-197x (Discontinued
Additional info:
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
- -