Ondo - Thermometer iPhone app

Ondo - Thermometer iPhone app

Measure inside room temperature app using your iPhone and headset. Acoustic thermometers calculate the temperature by measuring the speed of sound..

Ondo is an acoustic thermometer implemented using an iPhone and headset. Acoustic thermometers utilise the principle that the speed of sound in air changes with temperature; by measuring the speed of sound it is possible to calculate air temperature.

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