FreqGen
This test tone generator produces test tones over the range of the iPhone: 20Hz to 20kHz. Choose any frequency in that range, and a waveform (sine, square, triangle, sawtooth).
Choose any frequency by using the picker or the frequency text field. Or, use the small piano keyboard or the octave up/down buttons for convenience.
Frequency accuracy is very high. The output is near CD quality (44,100 samples per second, 16 bits/sample).
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- Last changed:
- Aug 14, 2009
- Category:
- Utilities
- Developer:
- William Ames
- Version:
- 1.0
- Average Rating:
- 3.50 (218)
- Size:
- 0.1 MB



