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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1W Headphones Amplifier (CB977E)
The circuit shown in the figure below is suggested by ON Semiconductor (www.onsemi.com), based on...
Ion Meter (CB25286E)
This circuit is part of an article published in the March 1990 issue of Radio Electronics...
AD7779 24-bit ADC Simultaneous Sampling (COM116E)
September 2016 - It can be obtained from Mouser Electronics the new ADC AD7779 from Analog Devices with...