Digirig Mobile is a compact digital modes interface designed for amateur radio enthusiasts in India. It integrates an all-in-one solution with a CM108 audio codec, serial CAT interface, and PTT switch, all housed in a durable aluminum enclosure. Compatible with Windows, MacOS, and Linux, it supports HF, VHF, and UHF bands, making it suitable for FT8, RTTY, SSTV, WinLink, APRS, and more. The interface connects via a standard USB Type-C cable, simplifying setup and minimizing cable clutter. Configuration of CAT interface options like logic levels, RS-232, TX-500, or CI-V is done via solder jumpers, with detailed instructions available on the Digirig website. The rugged build ensures reliable operation during mobile field use, and pre-made cables for popular transceivers are available for quick setup. Community tutorials, troubleshooting guides, and active forums support users in optimizing their digital ham radio experience.
Many Indian ham operators appreciate the interface's compatibility with all major OS flavors and its support for digital modes across bands. The open-collector PTT switch, controlled via RTS signal, allows seamless integration with mobile radios and HTs. The device's open-source design and community support make it a favorite for homebrew projects. With a compact size of 2.54 cm x 2.54 cm x 5.08 cm and a weight of just 0.02 kg, it is highly portable for field operations. The interface's universal USB connectivity and support for logic level configuration ensure broad radio compatibility. Delivery is swift, with all duties pre-paid, making it an excellent choice for Indian amateurs seeking a reliable, open-architecture digital interface.