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

Wavelog / Cloudlog Setup Guide

Connect Wavelog or Cloudlog to RimuSDR using RimuCAT's built-in HTTP API integration.

• Direct HTTP API integration
• No WaveLogGate or CloudlogCAT process
• Live frequency, mode, and power updates
• Click-to-tune back to the radio
• Complete step-by-step walkthrough

RimuCAT Guide

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

• Connecting RimuCAT to your radio
• CAT and Hamlib rigctld ports for WSJT-X, Fldigi, and N1MM+
• PTT, Winkeyer, and OTRSP ports for contest operating
• N1MM+ spots, USB passthrough, and Wavelog logbook ports
• Virtual serial, hardware serial, TCP, and UDP transports

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

Sub-Bands Customization Guide

Create a custom band plan so the panadapter sub-band bar matches your country's license classes.

• ARRL US and IARU Regions 1, 2, and 3 included
• Define your own license classes and segments
• Add as many modes as you need
• Set mode colors with HTML color codes
• Checklist and troubleshooting

Release Notes

What changed in each RimuSDR release.

• New features and enhancements
• Bug fixes by version
• Packaging and platform changes
• Covers RimuSDR, RimuDAX, and RimuCAT