Found in General Electric documentation from the 1980s, this high speed perforated tape reader circuit has a maximum speed of 2000 bits per second.
This circuit is from a 1995 publication; The current is obtained by dividing 1.25 by R1. The...
We found this circuit in an old American publication. It is possible to test common FETs using a...
This circuit was obtained in a 90s documentation from Analog Devices. The sensitivity is in the...