Radio Society of Great Britain published my book
https://www.rsgbshop.org/acatalog/Radio-Broadcasting-2211.html#SID=30
Radio Society of Great Britain published my book
https://www.rsgbshop.org/acatalog/Radio-Broadcasting-2211.html#SID=30
A man, a Mouse and a Morse key: the story of a radio amateur in Kyiv as the russian invasion unfolds.
When my active probe have burned I decided not to repair it because high cost of its OPA653 but made new one with cheap BF998 dual-gate MOSFET