Found in Exar documentation from the 1980s, this circuit has a 60 dB cutoff at 1800 Hz. The circuit can be adapted to operate at other frequencies.
This circuit was obtained from old documentation using Intersil components. The circuit provides...
This circuit was found in a 1965 US documentation. The circuit converts a DC signal to a 400 Hz AC...
We found this circuit in the October 1992 Radio Electronics magazine. The frequency is given by C1...