Ranjit Bhatnagar writes:

For all four years of the instrument-a-day project, my noisy refrigerator has plagued me: I have to unplug it whenever I record a new instrument at home. Well, today I exploited it.

Materials: refrigerator noise, filtered by resonant tin cans.

becky stern headshot Refrigophone

Becky Stern

Becky Stern is director of wearable electronics at Adafruit Industries. Her personal site: sternlab.org


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