MFJ-1275T

$99.95
MFJ MFJ-1275T SKU: ZMF-1275T

$99.95

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Soundcard-to-Radio Interface

Plug this new MFJ-1275T sound card interface between your transceiver and computer and enjoy operating all digital modes. Everything you need is included -- software, audio cables and power supply.

The MFJ-1275T provides fully automatic operation with audio and push-to-talk control. It matches sound card audio, eliminates ground loops and provides microphone override. Works with Ten-Tec and older 4pin receivers.

Operate PSK-31, packet, APRS, AMTOR, RTTY, SSTV, CW, high speed CW Meteor Scatter and many others. Also use as Contest Voice Keyer and CW Contest Memory Keyer.

Digital Modes or Normal Operation

Choose digital modes or normal transceiver/computer operation with the push of a switch. Selecting the ON digital mode, all connections are made between your rig and computer for instant digital operation.

In the BYPASS normal mode, your transceiver and computer connections are restored for their normal operation.

Audio Isolation Transformers

Audio isolation transformers and relay eliminate ground loops, audio hum, noise and distortion.

RFI Proof

Extensive RF suppression and line isolation eliminates RF feedback problems.

Automatic Microphone Override

You can override any digital mode and transmit microphone audio at any time by pressing mic PTT -- great for SSTV and Contest Voice Keyer operation.

More Impressive Features
  • Serial Port: -- lets computer control your radio to override and/or interrupt digital transmissions
  • VOX Control: -- lets you use automatic VOX control when not using computer serial port control
  • Level Controls: -- for transmitter drive and for receiver-to-sound card drive level. No need to adjust microphone gain or sound card level when you change modes.
  • Stereo or Mono Audio Input: -- A front panel switch selects left, right, or both sound card audio outputs channels to accommodate various programs.
  • Off-The-Air Recording: -- for replaying or for use with spectrum analyzer programs
  • Monitor Switch: -- lets you hear receiver audio when you want it -- a MUST for SSTV and Voice Keyer operation
  • Rugged Construction: -- All aluminum cabinet and surface-mount construction gives you years of trouble-free service
Use Any Transceiver

Internal jumpers program microphone wiring for any brand or model radio -- no soldering required.

MFJ-1275T includes RS-232 and audio cables, power supply and a CD with a collection of the most popular amateur radio shareware to operate PSK-31, RTTY, SSTV, PACKET, AMTOR, CW, HSCE Meteor Scatter, Contest Voice Keying and other modes. Uses 12 VDC or 110 VAC.
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