Operating in class AB1, this high-fidelity amplifier was found in the 1961 RCA tube manual. The circuit has high input impedance and good gain.
The figure shows how to implement an alarm buzzer in an LM3914 to warn about crossing the scale...
Found in the July 1994 Electronics Now magazine, this circuit drives a relay up to 12 V depending on...
May 2017 - Mouser Electronics is delivering a voice recognition kit from NXP Semiconductors. The...