We found this circuit in the March 1992 issue of Radio Electronics magazine. The circuit has a range from 1.25 V to 1 kV. The formula for the voltage values is given.
Using a 4046 PLL this circuit generates rectangular signals in three wavebands that depend on the...
The basis of this circuit is a National Semiconductor operational amplifier that functions as a...
We show only one of the channels of an excellent audio preamplifier with the LM382 integrated...