This circuit is from 1968 American medical documentation. The circuit generates pulses of excitation that are applied to the patient's heart. The components are from the era. The pulses are 1 ms.
This circuit came out in an American magazine that no longer exists. It's the Electronic...
This circuit originally came out in a Budget Electronics from 1981. The American magazine no...
This is the traditional audio preamp configuration with the National Semiconductor LM382. The...