Two-wire comparator (CB25192E)

With this circuit it is possible to connect a comparator to a power stage via two wires. The circuit can be used as a voltage monitor, for example.

| Clique na imagem para ampliar |

Neon pulser (CB5208E)
This circuit appears in similar versions elsewhere on this site. The transformer is 110 V or 220 V...
Positive Voltage Regulator (CB5461E)
The integrated circuit used in this regulator is not very common today. The circuit is from old...
2.5 W Transistorized Amplifier (CB1316E)
This amplifier with complementary symmetry output and good sound quality was found in...