HeNe Laser Power Supply (CB24960E)

This few kilovolt gas laser power supply was found in the June 1986 issue of Radio Electronics magazine. No transformer data was provided.

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1kHz Double T Oscillator 2 (CB10958E)
This circuit came out in a Popular Electronics from December 1995. It is a double T configuration that...
Automatic Water Pump (CB16779E)
This circuit starts a water pump at a lower level of the reservoir and then turns it off when it...
Ralaxation Oscillator Using the 741 (MSB014E)
This relaxation oscillator, simulated in the Multisim Blue, produces two different signals. The...