digital-modes
Digital Modes Guide
Comprehensive guide to digital communication modes in amateur radio
Upcoming Event
November 2025 Monthly Member Meeting
Restoring the Apollo Guidance Computer - A presentation by Marc Verdiell
Date
Time
6:00 PM PST
Format
In-Person + Virtual
Featured
Recent Articles
An introduction to SDR technology for amateur radio operators, covering basic concepts and popular hardware options.
A summary of practical HF helical resonator filters that can help isolate multiple 20-meter stations during Field Day operations.
Projects
Active Development
Raspberry Pi APRS Gateway
activeBuild an affordable APRS gateway using a Raspberry Pi and RTL-SDR
About MicroHAMS
A dynamic organization of amateur radio enthusiasts in the Puget Sound area dedicated to inspiring, informing, and educating through hands-on experimentation.
Learn More →Documentation
Technical guides, reference materials, and educational resources for amateur radio operators of all skill levels.
Browse Docs →Events
Monthly meetings, workshops, and special events featuring presentations from experts and community members.
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