Tagged: project

HamSCI

What is HamSCI? HamSCI, the Ham Radio Science Citizen Investigation, is a platform for the publicity and promotion of projects that are consistent with the following objectives: Advance scientific research and understanding through amateur radio...

P4XT Digital Multiplexing Transponder

Part of the AMSAT Phase 4 efforts to produce amateur-developed systems suitable for Geostationary Earth Orbit (GEO) deployment is the extremely interesting P4XT Digital Multiplexing Transponder project.  The project scope also includes development of...

ZL2AFP FSQ Protocol

Interested in data modes and protocols?  ZL2AFP has a great page describing features of the FSQ protocol based on MFSK.  Regardless of the take-up of FSQ in the amateur radio community, this page gives...

Codec 2 – Rowetel

Codec 2 – Rowetel Codec 2 is an open source speech codec designed for communications quality speech between 700 and 3200 bit/s. The main application is low bandwidth HF/VHF digital radio. It fills a...