This 3-digit circuit was found in the 1992 special edition of the Radio Electronics Handbook. The circuit produces a standard voltage for bench testing.
In this circuit the gain decreases as the input signal intensity increases. The circuit is from a...
This circuit was found in Italian magazine (1988), but can be mounted with ease even with the...
We found this circuit in the April 1978 issue of Radio Electronics magazine. The power supply must...