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Sinewave oscillator schematics

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Sine wave oscillator

Sine wave oscillator

It returns to the original place when going around the circle. At present, it uses the unit, the hertz (Hz), to show the frequency. It was using the word, the cycle per second, before as the unit which shows the frequency. This shows the 1-second number of rotations.(The once is the 1 cycle) The many turns occur in the high frequency.

http://hobby_elec.piclist.com/e_ckt18.htm

Linkwitz Cosine Burst Generator

Linkwitz Cosine Burst Generator

With a conventional tone burst generator, a considerable number of harmonics are generated. These extend to sub-audible frequencies, and excite resonances that have nothing to do with the actual test frequency. By gradually increasing the amplitude of each cycle of the test waveform, then decreasing it again using a cosine waveform envelope, these unwanted harmonics are minimised.

http://sound.westhost.com/project58.htm

Low Frequency Sinewave Generator

Low Frequency Sinewave Generator

http://ourworld.compuserve.com/homepages/Bill_Bowden/page8.htm#phase.gif

Sine Wave Generator

Sine Wave Generator

with Crystal Accuracy

http://www.web-ee.com/Schematics/XTAL%20Sine/XTAL_Sine.htm

Sine wave generator

Sine wave generator

http://www.interq.or.jp/japan/se-inoue/e_ckt18.htm

Sine Wave Generator

Sine Wave Generator

http://octopus.freeyellow.com/sine.html

Three-Phase Sine-Wave Generator

Three-Phase Sine-Wave Generator

A circuit generates three-phase sine waves with excellent amplitude and phase symmetry. A variable-frequency, three-phase, sine-wave generator circuit has been designed for use as a source of polyphase excitation in studies of the propagation of traveling

http://www.nasatech.com/Briefs/Aug99/LEW16696.html

Sine and Cosine wave oscillator

Sine and Cosine wave oscillator

which outputs the Sine wave and the Cosine wave at the same time using the operational amplifier.

http://www.hobby-elec.org/e_ckt20.htm

Sine wave oscillator

Sine wave oscillator

The Wien bridge sine wave oscillator to introduce is the oscillator which works in the oscillation by returning(positive feedback) the oscillation output to the input.

http://www.hobby-elec.org/e_ckt18.htm