CTR2-Max Firmware – v1.01.00
CTR2-Max offers a larger display, more knobs and pushbuttons, and better sidetone when operating in direct Flex WiFi mode. This firmware runs on the new CTR2-Max-5 unit. It will also…
Ham Radio controllers and unique station control accessories
Browse through the list of files you can download here or select one of the subcategories for firmware or manuals.
CTR2-Max offers a larger display, more knobs and pushbuttons, and better sidetone when operating in direct Flex WiFi mode. This firmware runs on the new CTR2-Max-5 unit. It will also…
Operation manuals for CTR2-Max can be found here
Find the latest CTR2 firmware updates here
v1.02: September 14, 2026 Current Configurations The following configuration are available. Each configuration includes a CTR2 settings file (.CTR2), an Excel spreadsheet file detailing the CTR2-Max and app mapping, and…
The new CTR2-Flex v2 firmware allows you to boot either CTR2-Flex or CTR2-Dial firmware without re-flashing your CTR2 controller.
August 17, 2026: v2.05.03 There is a separate manual for CTR2-Dial firmware. You can download it here.
CTR2-Dial firmware is now included in CTR2-Flex v2 firmware. You can view the operation manual for CTR2-Dial here. To download a copy of it, press the Download button below. August…
Find the map and configuration files you need for CTR2-MIDI and CTR2-Dial here
Download the latest firmware for your CTR2-Micro here
You can read or download the Operation Manual for the new CTR2-Micro here