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Single Op-Amp Variable Sinewave Generator

2015-01-01 00:00  
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This is a sine wave generator circuit. It generates an adjustable sine wave betwen 15 Hz to 150 kHz. This circuit uses the principle of Wien-bridge oscillator, with multiple capacitor selection. Here is the circuit:

single opamp variable sinewave generator circuit schematic diagram
To control the frequency, this circuit uses a stereo 10K potentiometer. This circuit is using two potentiometers that have a single axis. It was shown by the dashed line connecting both potentiometer.

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