RimuSDR Documentation

Installation Guide

Complete instructions for downloading and installing RimuSDR on Linux.

• Debian and Ubuntu packages
• Raspberry Pi OS installation
• AppImage portable format
• License activation steps
• System requirements

RimuSDR User Guide

Learn how to use RimuSDR's features and integrated components.

• Radio discovery and connection
• Panadapter and waterfall controls
• DAX audio configuration
• CAT control setup
• CWX keyer operation

WSJT-X Setup Guide

Configure WSJT-X to work with RimuSDR for FT8, FT4, and digital modes.

• RimuSDR and DAX configuration
• RimuDAX audio channel setup
• RimuCAT TCP connection
• WSJT-X radio and audio settings
• Complete step-by-step walkthrough

Fldigi Setup Guide

Configure Fldigi to work with RimuSDR for HF digital modes.

• RimuSDR and DAX configuration
• RimuDAX audio channel setup
• RimuCAT serial port connection
• Fldigi radio and audio settings
• Complete step-by-step walkthrough

RimuCAT Guide

Set up CAT control for logging, digital-mode, and automation software on Linux.

• Connecting RimuCAT to your radio
• TCP connections for WSJT-X and N1MM+
• Virtual serial ports for Fldigi and legacy software
• Multiple simultaneous CAT connections
• Verifying CAT control is working

MIDI Controller Guide

Connect a MIDI controller to RimuSDR and map knobs and buttons to radio functions.

• Connecting a USB MIDI controller
• Creating and managing mapping profiles
• MIDI Learn for knobs, encoders, and buttons
• Available functions by category
• Exporting and importing profiles