Recommended for automotive applications, this circuit was found in an April 1982 Radio Electronics magazine. The transistor supports equivalents. Sensitivity adjustment is made by R1.
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...