The purpose of this 1965 Radio Electronics circuit is to help observe cycloid waveforms on an oscilloscope. The circuit uses only passive components.
This circuit was obtained in a 1991 publication. What it does is to amplify a signal with unit...
This capacitive approach alarm circuit was found in a 2002 documentation. The wire to the sensor...
This is a typical common emitter amplifier stage configuration. The transistor can be used...