Suggested by Siliconix in documentation from the 90s, this circuit can present gains of digitally selected by the input going from 1 to 1000. The circuit can be adapted to work as a shield.
This circuit is from Dutch documentation from 1967. The circuit works with a component of the...
This interesting capacitive water level sensor was found in Popular Electronics. The circuit can be...
January 2017 - The new Texas Instruments TLV354x series of operational amplifiers with 200 MHz...