This car alarm was found in a 1965 General Electric manual. The SCR can be commonly used with the TIC106 and sensors are placed in the doors using the existing courtesy light switches.
This 1965 General Electric circuit uses a "Thyrector" that is a suppressor of the time. The...
This circuit allows you to adjust the balance between channels of a stereo amplifier. The circuit...
With this circuit of a Popular Electronics from the 90's it is possible to test a diode with the...