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14MHz SSB 10mW transceiver
1watt AM/CW 10-meter band transmitter
4 lines Stereo Mixer
Distribution Amplifier
Tube circuits for Guitar Amplifiers
Acid rain monitor
Cold-Cathode Fluorescent-Lamp Supply
1Hz Clock Generator Circuit with Chip On Board (COB)
Programmable Stiffness Joint
12v Battery Charger Circuit with Auto Cut off
Square Wave Generator using Op-Amp
Simple Cable TV Amplifier Circuit
FM Transmitter from David Sayles
Softrock Lite II