Found in an American publication from 1969, this circuit can be adapted to be used as a shield. Operational amplifiers can be of modern equivalent types.
Two potentiometers mounted at right angles, so that they can be operated by a lever, form a very...
The purpose of this modified astable is to make the initial pulses have the same duration as the...
This circuit was found in an American 80's circuit board. The components used are current except the...