The purpose of this circuit is to cut off the high voltage when the bias voltage fails. The circuit is from a 1975 documentation and can be adapted for other purposes.
A safe way to obtain a sinusoidal signal of excellent quality and low frequency without the need...
This circuit can measure audio output power up to 50 W. The circuit is wired to the output of an...
We found this circuit in a publication from the 1970s, but it can still be assembled today by...