High Performance Digital Mode Interfaces for Ham Radio

Get on air fast with FT8, JS8Call, FT4, PSK31 and more

At xggcomms.com, we’ve been delivering reliable plug-and-play Ham Radio Digital Mode and CAT Control interfaces since 2006.

Check out our best selling Digimode-4. Compatible with all popular AFSK modes—including FT8, FT4, JS8Call, WSPR, PSK etc — our Digimode interfaces get you on-air quickly and easily.

Our interfaces work perfectly with applications such as WSJT-X, Ham Radio Deluxe, JTDX, JS8Call, FLDigi, and many more.

Trusted by hams worldwide, our plug-and-play interfaces combine reliability with ease of use—no soldering, no guesswork.

Select your radio to find the right interface from our shop pages:
Icom, Kenwood, Xiegu, Yaesu

The Digimode-4 - The Ultimate Digimode interface

Julian (OH8STN) did a review of our Digimode-4 on his website using his Xiegu X5105. He described our Digimode-4 as the Ultimate Audio and CAT Control interface. His full review is here

		- Plug & play, made for your radio - FT8, JT65, PSK, WSPR, VARA - Built-in USB Sound Card - Full CAT Control - Fully Isolated Audio and PTT - FTDI CAT Control UART - No additional cables to buy - 1 Year Warranty - Windows, Linux and MacOS
Our Digimode-4 interface is Plug & Play and simply connects to a USB port on your PC and to the Data and CAT ports on your transceiver. It is built for your radio so there are no extra cables needed to make it work. It has a built-in USB Sound Card dedicated to Digital mode working freeing up your PCs audio system for Windows duties. Perfect for operting FT8, JS8, PSK, JT65 WSPR, VARA, SSTV and many more Digital and AFSK modes. Works with WSJT-X, HRD, Fldigi, JS8Call, JTDX, Echolink, Digipan, WSPR, VARA HF, Winlink, MMSSTV, MixW and many more.
For a faster checkout, you can also buy the Digimode-4 from the Buy Now button below as well as our Icom, Yaesu, Kenwwod and Xigu shop pages. Check if we make a Digimode-4 interface for your transceiver from our ham-interfaces site here.
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Some YouTube videos of the Digimode-4 in use

OH8STN Video connected to a Xiegu X5105 using WSJT-X

Digimode-4 using Winlink and Vara HF

KI4CFS demonstration and set up on an Icom 7100

Check our range of Digimode and CAT Interfaces

At xggcomms.com, we offer a range of different Ham Radio interfaces and Test Equipment related Products.

If the Digimode-4 does not suit your needs (you may already have a CAT cable for example) we also offer other interfaces that give you just the Tx/Rx audio and PTT features. All with the external USB audio device dedicated to Digimode operation.

We also sell a range of CAT control cables for the main manufacturers and one of our latest additions is an OCXO upgrade for Racal Frequency Counters.

Check out our stores and accessory/component shops from the menu bars on the left.