Light Sensitive Relay with 741 (CB25478E)

This circuit for 12 V relays was found in the July 1992 Radio Electronics magazine. The circuit is set at R6.

| Clique na imagem para ampliar |

DC Motor Shield (CB19387E)
This control circuit for direct current motors uses a 741 and an operational one of unusual power...
Voltage Follower 741 (CB16811E)
This is the traditional voltage follower configuration with the 741 operational amplifier. The...
500 W low voltage control (CB8862E)
This type of configuration can be seen elsewhere in this section. This is from a 1965 General...