This circuit appears elsewhere in this section and on this site. The circuit generates a linear ramp having been found in 1980s documentation. The transistor is a general purpose type.
The main feature of this circuit is that it provides a sine waveform signal. In this circuit, the...
This circuit behaves as a voltage controlled resistor and can serve as a small load. The circuit is...
The circuit presented, from a 2005 documentation, can provide from 1 W to 2.5 W of output when...