Thank you David. That was not obvious 😊
That’s clear now. I used to protect my receivers with such a trick when I was SWL… many years from now
>The bulbs located close to RF connectors ADC1 and ADC2
I was trying to locate them using the pictures of you blog… I spot the location on the pcb, on the left side of each SMA.
Tnks again. Be sure I’ll ask further stupid questions, as long as I don’t have the whole picture in my brain.