VHF and UHF Preamplifier (CB8401E)

Found in a 90s Popular Electronics, this circuit uses a MAR-X to amplify signals up to 2 GHz. The circuit is quite critical.

| Clique na imagem para ampliar |

Pulse stretcher (CB8914E)
We found this circuit in a 90s Popular Electronics. It increases the duration of a pulse in a...
Liquid Level Detector (CB5316E)
This simple circuit detects when a conductive liquid reaches the sensors. The circuit has no...
DC to AC converter (CB9668E)
This converter or inverter uses components that are still common. The transformer is the type...