100 Hz Second Order High Pass Filter (CB25815E)

This filter with the 741 op amp was found in the February 1995 Electronics Now magazine. The power supply must be dual.

High impedance comparator (CB9594E)
This circuit can be implemented with other operational ones. We found it in documentation from the...
ADS890xB Analog to Digital SAR Converters
August 2017 - Texas Instruments is announcing the availability by Mouser Electronics of its new...
Charger Nicad (CB12119E)
This circuit was obtained in a 1979 publication, but it can be assembled with the BD135 instead of the...