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Audio Techniques|Speaker Test app for iPhone and iPad


4.0 ( 3120 ratings )
Utilities Music
Developer: MPG Interactive Arts
1.99 USD
Current version: 2.1, last update: 1 year ago
First release : 21 Aug 2015
App size: 36.75 Mb

Use Audio Techniques|Speaker Test to check your speakers or for an in class demo to teach polarity and phase.

Included sounds: Pink noise, Sine Wave Sweep 20 to 20k, Clicks and 1k Sine Wave.
Flip all 4 included sounds polarity with a touch of a button for easy demo or speaker test.

When testing the polarity flip on the mono speaker of the iOS device the sound will seem to disappear. Normal left +/- right +/- , polarity flipped left +/- right -/+ (or inverted).