This circuit monitors the output of a stereo amplifier, checking the balance and balance between the channels. The circuit is from American documentation from the 70s.
The integrated circuit used in this project is not common today, but the circuit can be adapted to use a...
This low current source without a transformer is intended for applications where insulation is not...
This dimmer for high-powered incandescent lamps was found in a 1967 General Electric manual. The...