Automatic TV power off (CB5945E)

This 80's circuit turns off a TV or other appliance after a set time. The base is a 555 IC and the relay is according the supply.

| Clique na imagem para ampliar |

Video Peak Detector (CB5293E)
This circuit was obtained from a 1976 NASA handbook. The circuit makes use of an operational of the...
Waving light (CB12996E)
This circuit produces a light effect that "ripples" between maximum and minimum points smoothly, with...
Instrumentation Amplifier (CB20173E)
This amplifier for instrumentation with differential input is from the factory manual of the...