New features have been added to CTR2-Mini for Flex 6000 series radios. Find out more here.

On this page you can download the Mini's assembly manual or view the construction video.

You'll find the schematic diagrams for CTR2-Mini on this page.

CTR2-Mini is a smaller, less complicated, and cheaper alternative to CTR2

Learn how to interface CTR2-Mini to your radio.

This page describes the various kits and options available for CTR2-Mini

Use this convenient order form to order your CTR2-Mini

I was recently asked if CTR2 could select from a group of linear amplifiers in addition to radios and antennas. The ham making the inquiry is thinking about replacing his…

Node-RED is a viable no-cost option to replace the Nextion display in CTR2. Read more here.

I’ve created a new discussion group for CTR2 on Groups.io. This group will provide an easy to use forum to ask questions and share information. You can also post questions…