Found in US documentation, this circuit changes the waveform and phase of a sine signal. The circuit is indicated for frequencies between 0.1 and 10 Hz. The power source must be symmetrical.
We found this circuit in an internet documentation. The circuit uses a 1 mA instrument, and the...
This circuit can be used to measure the frequency of a low frequency square signal. The signal can be...
This circuit is from 1985 documentation. The integrated circuit used is not very common today, but...