U20341 AS IS, Untested MFJ Deluxe Sound Card Radio Interface MFJ-1279

U20341 AS IS, Untested

 MFJ Deluxe Sound Card Radio Interface MFJ-1279

Overall Condition: Used, good physical condition overall! Shows standard surface nicks and small cosmetic scratches on the outer black metal casing, consistent with normal shack placement and handling. The front panel controls, indicator LEDs, labeling, and rear connector jacks are clean, firm, and in good shape. Comes complete with its original instruction manual, software CD, 12V AC power adapter, 3.5mm audio interconnect cables, and attached microphone jumper/cable harness.

The MFJ-1279 Deluxe Sound Card Radio Interface allows seamless connection between your computer's sound card and HF/VHF/UHF transceiver for digital mode operation. It enables quick access to digital modes such as PSK31, FT8, RTTY, CW, Packet, SSTV, WSJT-X, and AMTOR without requiring constant plugging and unplugging of your microphone or external speakers.

Equipped with built-in audio isolation transformers to prevent hum and ground loops, the MFJ-1279 features an automatic VOX PTT control circuit, manual PTT override button, headphone/footswitch jacks, and front-panel level controls.

Condition Breakdown

• AS IS, Untested

• General: Pre-owned, good physical condition with minor case nicks and cosmetic handling marks

• Front Panel Controls: Input switch (LEFT/BOTH/RIGHT), MAN/VOX switch, MONITOR ON/OFF button, red BYPASS button, XMIT/PWR LEDs, and HEADPHONES/FOOTSWITCH jacks are clean and operational

• Rear Panel & Ports: RS-232C port, CW OUTPUT jack, RCA radio/computer audio jacks, ground wingnut, 12–15V DC power jack, and attached microphone harness cable are solid

• Accessories & Documentation: Includes original printed manual, software CD disc, 12V DC power supply adapter, and 3.5mm stereo patch cables

Key Features

• Universal Digital Mode Bridge: Interfacing for PSK31, RTTY, CW, Packet, SSTV, WSJT, and digital voice modes

• Audio Isolation: Internal transformers isolate computer sound card audio from the radio to eliminate ground loop hum

• Flexible PTT Control: Features both automatic audio-sensed VOX PTT and hardware serial port PTT control

• Front Panel Bypass: Red BYPASS button lets you return to normal microphone operation instantly without disconnecting cables

• Dedicated Footswitch & Headphone Jacks: Allows hands-free PTT operation and direct audio monitoring

What's Included

• MFJ Deluxe Sound Card Radio Interface Unit (MFJ-1279)

• 12V AC Power Supply Adapter

• Original MFJ-1279 Printed Instruction Manual

• MFJ PC Sound Card Shareware Programs CD-ROM

• 3.5mm Audio Patch Cables & Radio Mic Connection Harness

Warranty

AS IS Untested. No Warranty

S/N: n/a

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