Found in a 90s Popular Electronics, this circuit aims to find the voltage of a zener diode up to approximately 20 V. The transformer may have a lower current.
This circuit consists of a rearrangement of the previous circuit also using 4 relays. We found this...
This circuit limits the intensity of an audio signal from a control voltage. The circuit is from a...
This limiting circuit or Clipper was found in a 1977 documentation. The circuit uses only passive...