A new CTR2-Mini+ joins the flock!
A new version of CTR2-Mini will be available shortly. This page gives you a sneak-peak of the new sibling.
CTR2-Mini PCB Kits, Enclosures, and Assembled Units
Build or buy a plug & play Mini. Find out what you need here.
Download CTR2-Mini Antenna Switch Controller Firmware
Download the latest CTR2-Mini Antenna Switch Controller firmware and Node-RED flow here.
CTR2-Mini Antenna Switch Controller
Have multiple antennas? Check out the CTR2-Mini integrated Antenna Switch Controller
CTR2-Mini Antenna Switch Controller BOM and Schematic
Find the Antenna Switch Controller BOM, schematic, and build instructions here
CTR2-Mini SO2R Controller
The CTR2-Mini SO2R Controller makes it easy to implement SO2R with CTR2-Mini.
SO2R Is Not Just for Contesters Anymore!
Do you think SO2R is for contesters only? Think again!
Linking Options
CTR2-Mini was designed to be a simple, small radio controller that anybody could easily build and deploy in their station. It’s also designed to be a building block that allows…
CTR2-Mini Assembly Manual
On this page you can download the Mini's assembly manual or view the construction video.
CTR2-Mini Bill-of-Material and Schematics
You'll find the schematic diagrams for CTR2-Mini on this page.