LED blinker (CB7195E)

This blinker for LEDs up to 500 mA was found in General Electric documentation from 1970. Transistors can be replaced with current equivalent types.

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Simple Thermostat with Hysteresis (CB12404E)
This thermostat was found in a 1997 publication. It can be powered by 6 V with the use of a...
Light Timer (CB13000E)
The circuit shown in the figure causes the lamp to light up after a certain time determined by the...
Unijunction Oscillator (CB928E)
This is the normal circuit of a relaxation oscillator using an unijunction transistor such as the...