Digirig Mobile - Digital Modes Interface for Amateur Radio (USB, CAT & PTT)

Digirig Mobile: A compact, field-ready digital modes interface

Digirig Mobile is a rugged, aluminum-enclosed interface that brings together audio, CAT control, and PTT in a single USB connection. Revision 1.9 uses TRRS connectors and remains backward compatible with rev 1.6, giving operators a familiar foundation while introducing a streamlined setup for a wide range of radios.

What you get with Digirig Mobile

The device merges an audio codec, a CAT interface, and a PTT switch into one compact unit, reducing cable clutter on mobile or field operations. The TRRS jacks let you plug into transceivers using widely available adapters, while the single USB link to your computer minimizes the number of cables you manage.

Key capabilities include:

• Fully featured CAT control for capable transceivers, including PTT, tuning, and band selection--beyond simple VOX operations.
• Audio and PTT remain available even when CAT is configured, helping you stay ready for different digital modes.
• Pre-made transceiver cables are available for popular brands; users can also build simple homebrew cables with community guidance.
• Cross-platform compatibility includes Windows, macOS, and Linux; driver updates may be needed on some systems.

Flexible configurations and learning resources

The CAT interface can be configured for logic levels, RS-232, TX-500, or CI-V, with details published on the Digirig website. This lets you tailor the interface to your radio family and preferred setup. The listing notes that the USB cable is a standard Type-C that supports power and data, and it does not include cables in the package.

• Tutorials, troubleshooting guides, and a vibrant community forum help you get up to speed or troubleshoot issues.
• You can ask questions in the listing's Q&A section if you need specific setup help or want to confirm compatibility with your radio.

Real-world use cases

• Operate FT8, FT4, and JS8Call with a single USB connection during field days or travel.
• Support RTTY, SSTV, WinLink or APRS workflows with a flexible interface that adapts to your radio.
• Easy integration with popular brands via pre-made cables or DIY builds inspired by the community.

Notes about this listing: Cables are not included. The USB cable is a standard USB Type-C that supports power and data. Configuration guides and pinout references are available on the Digirig website.

• Tutorials, troubleshooting guides, and a vibrant community forum are available if you have questions and need help.
• You can ask questions in the listing's Q&A section for quick clarifications or setup tips.

Designed for mobile operations, Digirig Mobile helps keep a clean workspace while traveling. The rugged aluminum enclosure shields the electronics, and the TRRS approach supports straightforward homebrew cable customization. This design aims to empower operators who value flexible digital-mode support, straightforward radio integration, and reliable cross-platform operation. While results depend on the radio and software you pair with it, many users find that a well-matched Digirig Mobile setup can simplify on-air workflows and reduce cable clutter.