This very low power amplifier is designed by Amperex for hearing aids. It is based on TAA370 which is not an integrated circuit that can be found today.
Mouser Electronics is now shipping DA14585, a kit for the development of voice remote control...
This circuit found in Radio Electronics can be used in games to produce a random pulse train. The...
This circuit uses two light-activated SCRs or LASCRs, uncommon components today. The power depends on...