Digirig Interface Kit for Select Kenwood HF Radios
Best all-in-one interface for amateur radio operators using digital modes.
Unlock the full potential of your Kenwood HF radio with the Digirig Interface Kit. This all-in-one device integrates an audio codec, serial CAT interface, and PTT control, requiring just a single USB connection to your computer. It offers advanced CAT control for PTT, band, and tuning, surpassing basic VOX PTT. Compatible with Windows, macOS, and Linux, its open-collector PTT switch is perfect for HTs and mobile radios. The compact, durable aluminum enclosure makes it an ideal companion for mobile operations, simplifying your digital mode setup.
$99.95
Owner Satisfaction
4.7
/ 5
Category Rank
7
/ 1154
#7 in Computer Interface Cards & Adapters
Price vs Category Average
-82%
Below average
Serial Interface
3.3
/ V TTL
Who it's for
- Field radio enthusiasts prioritizing lightweight gear for portable operations
- Operators seeking a streamlined, clutter-free digital station setup
- Kenwood owners wanting reliable integration without internal radio modifications
Who should skip it
- Digital mode newcomers intimidated by virtual COM port software configuration
- Budget-conscious buyers wary of proprietary cable costs and availability
- High-power operators needing to manage potential RF interference issues
Performance breakdown
Setup Simplicity
Single USB connection eliminates the typical cable clutter of digital modes.
Build Durability
Rugged aluminum enclosure stands up to the rigors of mobile operations.
CAT Control Precision
Advanced serial interface provides reliable tuning and band switching performance.
Platform Compatibility
Seamless driver support across Windows, macOS, and Linux operating systems.
Portability
Ultra-compact footprint makes it an effortless addition to any field kit.
Integration Versatility
Auxiliary connections offer flexibility for custom homebrew node configurations.
Key Specs
Serial Interface
3.3V TTL
Weight (Digirig Mobile)
0.1 lbs
Dimensions (Digirig Mobile)
1.5”×1”×1”
Weight (Coiled USB-A to USB-C cable)
0.01 lbs
Dimensions (Coiled USB-A to USB-C cable)
6"×4"×0.75"
Weight (Kenwood Cables)
0.3 lbs
Dimensions (Kenwood Cables)
4"×6"×1"
Audio + PTT available independently from serial CAT
Features
- All-in-one digital modes interface
- Simplifies setup with one USB connection
- Full-featured CAT control (PTT, bands, tuning)
- Works with Windows, macOS, and Linux
- Open-collector PTT for easy integration
- Rugged aluminum enclosure for mobile use
- Configurable serial port logic levels
- Auxiliary connections for homebrew nodes
What customers say
The Digirig Interface Kit is highly regarded for simplifying digital mode operations with select Kenwood HF radios. Users consistently praise its plug and play functionality, which drastically reduces the complexity of interfacing older rigs for modes like FT8. The device offers robust build quality and reliability, featuring a durable enclosure. A major benefit is the seamless integration of PTT, audio, and CAT control into one compact unit, eliminating messy wiring. While cable selection requires attention, the overall consensus is that the time saved and reliable performance make the Digirig an exceptional value. It is viewed as an essential, high performance upgrade for efficient digital communications.
Know before you buy
No, the Digirig is powered directly through the USB connection to your computer. It does not require an external power source to operate.
Yes, because the Digirig provides a standard serial CAT interface and audio codec, it is compatible with most amateur radio software that supports CAT control, including logging and contest programs.
This kit is specifically designed for select Kenwood HF radios. Please verify your specific radio model's pinout and CAT requirements against the Digirig compatibility list before purchasing to ensure full functionality.
Yes, the Digirig includes an integrated audio codec that acts as a dedicated sound card for your radio. This allows your computer to process digital signals without relying on your PC's internal audio hardware.
CAT control provides a direct digital command to your radio for PTT, band switching, and frequency tuning, which is significantly more reliable and faster than VOX. VOX relies on audio levels to trigger transmission, which can lead to accidental keying or missed starts.
The Digirig is plug-and-play compatible with Windows, macOS, and Linux. It utilizes standard drivers, so you generally do not need to install additional software to get it recognized by your computer.
Still have a question?
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