2011-10-25

iPhone 3G RMAA test report.

iPhone 3G RMAA audio test.
iPhone 3G




Testing chain: iPhone 3G (16-bit, 44.1 kHz AIFF file playback) -> SBLive!24 line-in (24-bit, 48 kHz).
Frequency response (from 40 Hz to 15 kHz), dB : +0.02, -0.15
Noise level, dB (A) : -92.4
Dynamic range, dB (A) : 92.3
THD, % : 0.0024
THD + Noise, dB (A) : -81.3
IMD + Noise, % : 0.012
Stereo crosstalk, dB : -88.1
IMD at 10 kHz, % : 0.011

Testing chain: iPhone 3G with 16 Ohm load (16-bit, 44.1 kHz AIFF file playback) -> SBLive!24 line-in (24-bit, 48 kHz).
Frequency response (from 40 Hz to 15 kHz), dB : +0.15, -2.09
Noise level, dB (A) : -93.0
Dynamic range, dB (A) : 92.9
THD, % : 0.027
THD + Noise, dB (A) : -69.9
IMD + Noise, % : 0.047
Stereo crosstalk, dB : -67.6
IMD at 10 kHz, % : 0.074

Frequency response

Noise level

Dynamic range

THD + Noise (at -3 dB FS)

Intermodulation distortion

Stereo crosstalk

IMD (swept tones)