This circuit is from a 1977 Signetics integrated circuit manual. The output transistors can be BD136 and BD237 and the symmetrical supply can be from 6 to 12 V. The voltage gain is 10.
This circuit shows how to use the remaining gates of a 4093 or 74C14 as amplifiers. The circuit has...
November 2016 - The TL3780 ultra-miniature E-switch touch switches can now be obtained from Mouser...
This circuit is powered by 1.5 V and has a long lifespan as it consumes only 320 uA. The circuit is...