YMF744 SPDIF Loopback

RightMark Audio Analyzer test


Testing chain: External loopback (line-out - line-in)
Sampling mode: 16-bit, 48 kHz




Summary

Frequency response (from 40 Hz to 15 kHz), dB: +0.02, -0.12Excellent
Noise level, dB (A): -99.8Excellent
Dynamic range, dB (A): 91.4Very good
THD, %: 0.0042Very good
IMD + Noise, %: 0.021Good
Stereo crosstalk, dB: -96.9Excellent
IMD at 10 kHz, %: 0.012Very good

General performance: Very good




Frequency response

Spectrum graph


Frequency range Response
From 20 Hz to 20 kHz, dB-0.31, +0.03
From 40 Hz to 15 kHz, dB-0.12, +0.02




Noise level

Spectrum graph


Parameter Left Right
RMS power, dB:-95.8-95.8
RMS power (A-weighted), dB:-99.8-99.7
Peak level, dB FS:-87.1-87.1
DC offset, %:-0.00-0.00




Dynamic range

Spectrum graph


Parameter Left Right
Dynamic range, dB:+91.9+92.0
Dynamic range (A-weighted), dB:+91.4+91.4
DC offset, %:-0.01-0.01




THD + Noise (at -3 dB FS)

Spectrum graph


Parameter Left Right
THD, %:0.00420.0042
THD + Noise, %:0.00900.0090
THD + Noise (A-weighted), %:0.00920.0092




Intermodulation distortion

Spectrum graph


Parameter Left Right
IMD + Noise, %:0.02120.0213
IMD + Noise (A-weighted), %:0.01810.0182




Stereo crosstalk

Spectrum graph


Parameter L <- R L -> R
Crosstalk at 100 Hz, dB:-100-98
Crosstalk at 1 kHz, dB:-96-95
Crosstalk at 10 kHz, dB:-98-98




IMD (swept tones)

Spectrum graph


Parameter Left Right
IMD + Noise at 5 kHz, %:0.00860.0084
IMD + Noise at 10 kHz, %:0.01200.0121
IMD + Noise at 15 kHz, %:0.01610.0161

This report was generated by RightMark Audio Analyzer 5.5