This circuit can use a pendulum sensor. We found this configuration in a 1994 publication. The components used are common and the timing is given by the capacitor C1 which can be changed.
This circuit is from a Japanese magazine of 1973. The circuit is designed to withdraw the power...
This circuit generates a signal rich in harmonics that extends up to close to 1 GHz, serving for...
This circuit is from an old publication, from 1992, being indicated to test the old joysticks of...