10 MHz counter (CB20128E)

This meter has a 0.001% tolerance and was found in an old American publication. The circuit has a selectable output.

| Clique na imagem para ampliar |

Two-Transistor Broadband Amplifier (CB25637E)
This circuit was found in the November 1993 issue of Electronics Now magazine. The two-stage...
Surge Protector (CB18721E)
This circuit acts on a relay disconnecting the load when the input voltage exceeds the set limit....
Stereo FM Decoder (CB24016E)
This circuit is from a Radio Electronics from March 1970. The integrated circuit used is one of...