This circuit has a maximum frequency of 10 kHz and a linearity better than 0.01%. The circuit is from an 80's documentation making use of integrated of the time.
This circuit for incandescent light bulbs was suggested by General Electric in a 1980s...
L1 and C1 determine the frequency of this Colpitts Oscillator. Refer to our section Mathematics...
This oscillator generates a 1 kHz signal, using an old germanium PNP transistor. The circuit was...