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.
This 1-transistor Hartley oscillator generates an audio signal that is dependent on capacitor C1....
This modulator circuit can be used in AM transmitters up to about 10 W of power. The TDA2002 must...
This 1969 Electronics World power supply has 5 V to power digital circuits and a 170 V output for...