S-meter for receivers (CB7926E)

The S-meter is a signal strength meter used in communication receivers. This circuit was found in a 303 Circuits from the 90s, European publication.

| Clique na imagem para ampliar |

Time-out comparator (CB9585E)
This interesting comparator circuit was found in an old Motorola documentation. The integrated circuit...
Constant Current Source (CB6625E)
This two-transistor constant current source is from a 1968 documentation. Modern equivalent...
Frequency Deviation Indicator NE567 (CB12671E)
An interesting application that finds applications in industry, especially when fluctuations in...