This circuit uses opposing MOSFETs operating on a 6 to 15 V input voltage. The circuit is from 1997 Linear Technology Applications and uses common components at the time.
This circuit allows you to use a calculator as a timer by directly activating a sum key with...
This “Half adder” circuit uses NAND gates from a 7400. The power supply must be 5 V. ...
ECL logic circuits can operate at very high frequencies. This circuit was obtained from a 1977...