This circuit is an alternative to the previous circuit. We found it in the same article in the Radio Electronics magazine of March 1992. The integrated circuits are the LM3914.
In the figure we show how to improve the performance of an operational amplifier with gain 100...
We found this circuit in a year 2000 documentation. It must be powered by a voltage of 5 V as it...
We found this circuit in a 1982 documentation. Its outputs must be applied to the input of an...