Source for LASER (CB7843E)

This power supply for gas laser (HeNe) was found in a 90’s Popular Electronics. It generates from 1300 to 1500 V using common components.

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Signal Converter (CB16918E)
This circuit uses a NAND port to convert rectangular signals from 50 kHz to 1 MHz into triangular...
Pulser (CB23585E)
This circuit activates a relay producing pulses at regular intervals adjusted by the...
10.7 MHz XTAL Oscillator (CB15006E)
This oscillator is indicated for the adjustment of FI of FM radios, having its frequency...