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Generates tones: a sine wave or noise.

TestGen generates sine tones and white noise. You can control the volume of the sound and choose the pitch of the sine tone (frequency range 10 Hz-20,000 Hz).

See the Adjusting Contraption Properties section for information about using sliders, knobs, presets etc.

Related Contraptions



TestGen parameter editor window



Selects a sine wave. Controls the frequency of the sine wave (10 to 20,000 Hz).


Selects white noise.



Controls the output volume.

Relevant Example Files

The following files provide examples of how TestGen can be used:

GrainMod.amh, MulchJungle.amh, ShapeSynth.amh, SidechainingSouthPole.amh, TranceRiffer.amh & Chemutengure-MbiraMelody.amh.

To open the Example Files directory, go to the File menu, select Open, and double-click on the Examples folder. Read descriptions of the example files here.

Suggested Uses and Practical Applications

Andrew Bencina says: “TestGen's white noise source can be used on its own or mixed with other sounds prior to filtering as a means of thickening or making more noticeable any filtered effects.”

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