This circuit was found in a 1980s documentation, using a comparator from the time. The configuration can also be implemented with comparators or modern operational.
This filter is current driven and has the formulas given by the two diagram options. The circuit...
This circuit was found in an old publicatio n from the year 1958. The circuit controls an external load by...
This complementary-output amplifier can be used to source a good qualuty signal to high impedance...