![Guitar Pedal X - GPX Blog - Boss's new GA-FC-EX Foot Controller Massively Expands on the Control Capabilities for Katana Amps Guitar Pedal X - GPX Blog - Boss's new GA-FC-EX Foot Controller Massively Expands on the Control Capabilities for Katana Amps](https://d6a2e7ghqts3o.cloudfront.net/AcuCustom/Sitename/DAM/533/2022-GPX-Boss-GA-FC-EX-in-situ-700.jpg)
Guitar Pedal X - GPX Blog - Boss's new GA-FC-EX Foot Controller Massively Expands on the Control Capabilities for Katana Amps
XSONIC User Group | Compare AIRSTEP Kat and GA-FC and how to use them simultaneously to expand the possibilities | Facebook
![Guitar Pedal X - GPX Blog - Boss's new GA-FC-EX Foot Controller Massively Expands on the Control Capabilities for Katana Amps Guitar Pedal X - GPX Blog - Boss's new GA-FC-EX Foot Controller Massively Expands on the Control Capabilities for Katana Amps](https://d6a2e7ghqts3o.cloudfront.net/AcuCustom/Sitename/DAM/533/2022-GPX-Boss-GA-FC-EX-Controller-700.jpg)