This circuit was obtained from Linear Technology documentation from the 80's. Powered by 5 V it can be used as a shield. The components are from the era.
This circuit is from an old documentation making use of a 3,579,645 MHz analog color television...
This 741 operational circuit can be found with slight variations in this section and on this site....
In the figure we have a solar power source for experiments with this type of energy. The cells must...