CTR2 has been discontinued, long live CTR2-Mini+ !!!
The original CTR2 HMI has been discontinued due to part availability
Ham Radio controllers and unique station control accessories
CTR2 is the original Control-The-Radio system that was presented in the Sept/Oct 2021 and Jan/Feb 2022 issues of QEX magazine
The original CTR2 HMI has been discontinued due to part availability
This post provides a top-down view of the CTR2 system and describes the hardware it runs on.
Learn how to build the required ribbon cables here