Acer 8942G - Realtek

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: +0.06, -0.11Very good
Noise level, dB (A): -71.6Average
Dynamic range, dB (A): 71.5Average
THD, %: 0.131Average
IMD + Noise, %: 0.265Average
Stereo crosstalk, dB: -64.3Average
IMD at 10 kHz, %: 0.332Average

General performance: Average




Frequency response

Spectrum graph


Frequency range Response
From 20 Hz to 20 kHz, dB-6.54, +0.06
From 40 Hz to 15 kHz, dB-0.11, +0.06




Noise level

Spectrum graph


Parameter Left Right
RMS power, dB:-69.5-69.9
RMS power (A-weighted), dB:-71.5-71.6
Peak level, dB FS:-54.5-53.9
DC offset, %:0.000.00




Dynamic range

Spectrum graph


Parameter Left Right
Dynamic range, dB:+69.7+70.0
Dynamic range (A-weighted), dB:+71.5+71.5
DC offset, %:0.000.00




THD + Noise (at -3 dB FS)

Spectrum graph


Parameter Left Right
THD, %:0.13060.1310
THD + Noise, %:0.18740.1878
THD + Noise (A-weighted), %:0.23420.2345




Intermodulation distortion

Spectrum graph


Parameter Left Right
IMD + Noise, %:0.26520.2651
IMD + Noise (A-weighted), %:0.33790.3378




Stereo crosstalk

Spectrum graph


Parameter L <- R L -> R
Crosstalk at 100 Hz, dB:-64-63
Crosstalk at 1 kHz, dB:-63-63
Crosstalk at 10 kHz, dB:-63-62




IMD (swept tones)

Spectrum graph


Parameter Left Right
IMD + Noise at 5 kHz, %:0.14940.1491
IMD + Noise at 10 kHz, %:0.29120.2911
IMD + Noise at 15 kHz, %:0.55840.5569

This report was generated by RightMark Audio Analyzer 5.5