This circuit was found in a 90s Integrated Circuits Data Book. It interfaces a data line with a CMOS input, being powered by 5V. Can be used as a shield.
This low drift or offset circuit is from an 80's documentation. The configuration can be made with...
This circuit rectifies low voltage sinusoidal signals for measurement purposes, as the circuit is of low...
Indicated for vinyl media recovery, this circuit is from the 80's, having been found in an...