This high voltage power supply for gas laser tubes was found in the Radio Electronics magazine special edition of 1990. The circuit consists of an inverter with voltage multiplier.
To use the instrument for AC measurement, the tips are A and B. For CC use tips A or B for...
The interesting circuit shown in the figure, can have its gain digitally controlled and present two...
This simple MW radio was found in a 1975 publication, but it can be mounted with BC548...