Thinking entirely egoistic, I think Elecraft should manufacture this great design as an option to the equally great T1. Elecraft T1 controller (T1con) with extremely low energy consumption!: アマチュア無銭家のブログ (cocolog-nifty.com) <https://amateur-radio.cocolog-nifty.com/blog/2021/01/post-7d1c42.html> Björn SM7IUN