This circuit protects an operational amplifier with respect to both current and voltage. The circuit is from American documentation and can be applied to almost any operational.
This 600-ohm line driver was found in a 1980s documentation. The integrated circuit used is not...
Oscillators up to some megaherts can be made with comparators like the LM139, 239 or 339. Theses...
A capacitor stores electrical charges. This component is formed by two metal parts called...