Alinco DX-SR8

Alinco DX-SR8 firmware

Alinco · DX-SR8 · DX-SR8 · HF transceiver

Latest firmware for the Alinco DX-SR8 is v1.12.

Specifications

DX-SR8 specifications

Figures for the DX-SR8E.

Type
Amateur HF transceiver
Frequency range
Europe and general market / TX: 10-160 m + WARC / RX: 0.135-35 MHz
Modes
AM / FM / SSB / CW
Show the full specification

General

Mode
AM / FM / SSB / CW
Type
Amateur HF transceiver
Weight
4.1 Kg (9 lb)
Power supply
11.7-15.8 VDC (4-pin connector)
Tuning steps
10 / 100 / 500 Hz, 1 / 2.5 / 5 / 9 / 10 / 12.5 / 20 / 100 KHz
Other features
CTCSS/PL encoder. Built-in keyer with full QSK. IF shift. NB. Detachable front panel. Serial PC-control. Cloning. Dimmer.
Frequency range
Europe and general market TX: 10-160 m + WARC RX: 0.135-35 MHz
Dimensions (W*H*D)
240*94*255 mm (9.45*3.7*10")
Frequency stability
±1 ppm (No temperature reference)
Repeater shift / offset
±100 KHz (Default)
Channels / memory management
600 regular in 3 banks with alpha tags 1 scan edge pair 2 priority Non-volatile EEPROM storage
Antenna impedance / connector
50 ohm / SO-239
Current drain / power consumption
RX: 0.7-1 A TX: Max 20 A

Miscellaneous

Manufactured
Japan, 2009-201x (Discontinued)

Receiver Section

Selectivity
AM Narrow: 2.4 KHz (-6 dB) 4.5 KHz (-60 dB) AM/FM: 6 KHz (-6 dB) 18 KHz (-60 dB) SSB/CW: 2.4 KHz (-6 dB) 4.5 KHz (-60 dB)
Sensitivity
AM 15-1.8 MHz: 10 uV 1.8-30 MHz: 2 uV FM 28-30 MHz: 0.5 uV SSB/CW 0.15-1.8 MHz: 1 uV 1.8-30 MHz: 0.25 uV
Image rejection
70 dB
Receiver system
Double conversion superheterodyne 1st IF: 71.75 MHz 2nd IF: 455 KHz
AF output power / speaker
2 W at 10% distortion / 8 ohm
External speaker connector
3.5 mm, 8 ohm

Transmitter Section

RF output power
HighLowS-Low AM:40 W4 W400 mW FM:100 W10 W1 W SSB (PEP):100 W10 W1 W CW:100 W10 W1 W NB! The S-Low level is internally adjustable between 0.1-2 W
Modulation system
AM: Low power modulation FM: Reactance modulation SSB: Balanced modulation
Spurious emissions
Better than -50 dB
Microphone input level
? mV
Max FM deviation (Factory set)
±2.5 KHz
Microphone impedance / connector
300 ohm / 8-pin (Metal locking ring connector)

Changelog

DX-SR8 firmware changelog

  1. v1.12 first tracked

Firmware history

All versions below were published by Alinco on alinco.com. Third-party and modified firmware is never listed.

  1. Version 1.12 Latest First seen Sep 6, 2026

    Source: alinco.com

    Release notes not published by vendor — see official page.

    Release notes & download

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