Heathkit SB200 Mods
Written by PA0FRI. I have used a couple of his modifications on my own SB-200, and it is working well.
SB0M/SM0XHR – Dutchman in Sweden
Eduard Jacob ter Haar Ahlström
Written by PA0FRI. I have used a couple of his modifications on my own SB-200, and it is working well.