====== Yaesu System Fusion ======

This amateur radio project by Yaesu utilizing the C4FM protocol. The 12.5 kHz channel spacing in using the C4FM digital modulation mode allows high-speed data communication with reliable voice communication and strong error correction performance. C4FM offers a 9.6 kbps data transfer rate speed. It can transmit data and voice information at the same time.

Radios and repeaters utilizing this technology are capable of using analog and digital (multi-mode). It is up to the repeater system admin to choose the operating mode to set the repeater in, which may allow digital and/or analog on the input and to allow analog and/or digital on the output. Automatic Mode Select function identifies and selects one of four modes automatically upon receipt of the respective signal.

Yaesu System Fusion repeaters can also connect to [[wires|WIRES-X]] nodes while operating in the digital C4FM format.

===== System Fusion on RepeaterBook =====
Repeaters capable of Yaesu System Fusion can be noted on RepeaterBook. On the repeater's details page is information including the up and down DG-ID, the DSC, digital and analog bandwidths, and the repeater mode.


=== Related Links ===
  *   [[https://www.repeaterbook.com/repeaters/niche/index.php?mode=YSF|Repeaterbook YSF Directory]]
  * [[https://www.yaesu.com/|Yaesu USA]]
  * [[https://youtu.be/XcF-kOejPjg|YouTube Intro]]