Antique Tube Tester Restoration
I picked up an old PAC 954-G tube tester from a ham swap meet for $3. The previous owner couldn't speak...
Single Ended Amp Conversion
I picked up an old tube-based laboratory bandpass filter that was discarded. The challenge in this project...
Ohmic Hotdog Cooker for MATE 340 Project+
120VAC meets a hot dog, Interesting science results. Hot dogs are essentially resistors, and when a...