Stereo Circlotron OTL Project

This stereo OTL tube amplifier project is a continuation of my experiments with the circlotron output...


Single Ended Amp Conversion

I picked up an old tube-based laboratory bandpass filter that was discarded. The challenge in this project...

Expert Pick

Material Analysis of an Arduino-LED-LCD System +

For this project, we used an Arduino microcontroller to coordinate the blinking and colors of a LED...