Beam Communicator (CB25533E)

This circuit was found in the December 1992 Radio Electronics magazine. Range depends on optical capabilities and also weather conditions.

| Clique na imagem para ampliar |

Voltmeter (CB6877E)
This is a simple 1-digit voltmeter circuit using voltage comparators. It was found in a 2004...
Adjustable Output Regulator (CB5872E)
This circuit is from old documentation, but the regulator may be 78xx series equivalent and the...
Automatic Level Control (CB25899E)
This circuit appeared in the November 1995 issue of Electronics Now magazine. The circuit uses...