IBM T43p SoundMAX

RightMark Audio Analyzer test


Testing chain: External loopback (line-out - line-in)
Sampling mode: 16-bit, 44 kHz




Summary

Frequency response (from 40 Hz to 15 kHz), dB: +0.10, -0.28Very good
Noise level, dB (A): -83.2Good
Dynamic range, dB (A): 83.2Good
THD, %: 0.011Good
IMD + Noise, %: 0.031Good
Stereo crosstalk, dB: -80.8Very good
IMD at 10 kHz, %: 0.022Good

General performance: Good




Frequency response

Spectrum graph


Frequency range Response
From 20 Hz to 20 kHz, dB-1.03, +0.10
From 40 Hz to 15 kHz, dB-0.28, +0.10




Noise level

Spectrum graph


Parameter Left Right
RMS power, dB:-80.3-79.9
RMS power (A-weighted), dB:-83.2-83.2
Peak level, dB FS:-65.0-66.2
DC offset, %:1.581.65




Dynamic range

Spectrum graph


Parameter Left Right
Dynamic range, dB:+78.5+79.2
Dynamic range (A-weighted), dB:+83.2+83.2
DC offset, %:1.571.65




THD + Noise (at -3 dB FS)

Spectrum graph


Parameter Left Right
THD, %:0.01190.0109
THD + Noise, %:0.02490.0240
THD + Noise (A-weighted), %:0.02140.0205




Intermodulation distortion

Spectrum graph


Parameter Left Right
IMD + Noise, %:0.03130.0313
IMD + Noise (A-weighted), %:0.02080.0204




Stereo crosstalk

Spectrum graph


Parameter L <- R L -> R
Crosstalk at 100 Hz, dB:-77-74
Crosstalk at 1 kHz, dB:-79-80
Crosstalk at 10 kHz, dB:-73-71




IMD (swept tones)

Spectrum graph


Parameter Left Right
IMD + Noise at 5 kHz, %:0.02300.0225
IMD + Noise at 10 kHz, %:0.02240.0218
IMD + Noise at 15 kHz, %:0.02110.0211

This report was generated by RightMark Audio Analyzer 5.5