Old radios often had selenium rectifiers to convert AC to DC. The problem is that the old units, dating back to 1933, are prone to failure and to release dangerous chemicals like hydrogen selenide.
For this ongoing Fall 2024 Fund Drive, we are proudly featuring two rare antique radios, kindly provided and restored by the California Historical Radio Society (CHRS). These lovely finds are ...
For this ongoing Fall 2024 Fund Drive, we are proudly featuring two rare antique radios, kindly provided and restored by the California Historical Radio Society (CHRS). These lovely finds are ...
If you need an amplifier, [Hans Rosenberg] has some advice. Don’t design your own; grab cheap and tiny RF amplifier modules and put them on a PCB that fits your needs. These are the ...
We have the answer for Parts of vintage movie collections crossword clue, last seen in the NYT September 8, 2024 puzzle, in case you’ve been struggling to solve this one! Crossword puzzles can be an ...