Found in Popular Electronics from the 90s, this circuit aims to drive a solar panel, constantly changing its position to follow the movement of the sun.
The circuit shown in figure 1 serves to control a servo motor with a current of up to 200 mA. The...
This is a circuit with a period component that consisted of a voltage reference. The circuit is...
This amplifier, suggested by National Semiconductor (Now Texas Instruments), has high input...