Presented By Mike Crabtree VA3MCT, ACS GH Technical Resource & Support

Yaesu System Fusion (YSF) is a digital communications mode for amateur radio that transmits voice, data, and pictures. It uses C4FM 4-level FSK technology, which is a type of frequency modulation. YSF is designed to provide high-quality digital audio. Discussing the history and underlying technology, C4FM, DMR and D-Star compared, C4FM Digital Voice and Data, Transceivers, Repeaters, WIRES-X (for worldwide connections), Rooms, Nodes, and Hotspots.

Register before April 14 2025 by sending an email to reupva3rie@gmail.com

Auxiliary Communication Service (ACS)
Golden Horseshoe (GH) Section