This circuit was found in a 1980s Intersil documentation. The integrated circuit used is not common today. The power supply must be symmetrical.
This circuit makes use of the Linear Technology LT1637. We find it in a 2005 manual. The circuit...
This old circuit uses na operational amplifier not easy to find in these days. But the circuit can be...
The circuit shown in the figure is indicated for alternative sources of energy, such as those...