Unlike the previous circuit, the output of this one goes high in the window voltage range. The circuit is from Radio Electronics from June 1986 and is based on the CA3140.
This traditional configuration of a white noise generator that uses the junction of a transistor with a...
This circuit is a source that allows antenna boosters to be powered by the signal cable itself, as shown...
We found this code key or coded keyboard in a publication from the 90s. The circuit uses...