This circuit uses uncommon Texas Instruments components today. The circuit is from an American documentation. Transistors are commonly used PNP. The display is 7 segment multiplexed.
May 2017 - This new Ricoh 4 A current device is now available from Mouser Electronics. The device...
This preamplifier is indicated for low and high-impedance sources as microphones, transducers,...
This circuit was found in an American 1980s documentation. It is a circuit that can be used to...