Audio Limiter (CB25429E)

We found this circuit in the January 1992 issue of Radio Electronics magazine. The circuit consists of an automatic gain control.

| Clique na imagem para ampliar |

Transistor Amplifier (CB18905E)
This excellent circuit came out in a Japanese publication from 1971. It uses Japanese transistors of the...
Peak Voltage Detector II (CB19403E)
This circuit is a little more elaborate with the previous one (CB19402E). The operational...
Digital Speedometer (CB16759E)
This circuit was found in a 1994 documentation, but it can be easily assembled today, as it uses...