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标题: 乌龟Montego DDL的RightMark成绩 [打印本页]

作者: shiluo_0567 时间: 2007-1-24 10:21
标题: 乌龟Montego DDL的RightMark成绩
Turtle Beach Montego DDLRightMark 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:	+0.43, -3.79	Poor
Noise level, dB (A):	-83.4	Good
Dynamic range, dB (A):	81.7	Good
THD, %:	0.053	Average
IMD + Noise, %:	0.071	Good
Stereo crosstalk, dB:	-75.0	Very good
IMD at 10 kHz, %:	0.893	Poor

General performance: Good

Frequency response

Frequency range	Response
From 20 Hz to 20 kHz, dB	-8.85, +0.43
From 40 Hz to 15 kHz, dB	-3.79, +0.43

Noise level

Parameter	Left	Right
RMS power, dB:	-80.4	-79.2
RMS power (A-weighted), dB:	-83.4	-82.9
Peak level, dB FS:	-66.0	-65.5
DC offset, %:	0.18	0.18

Dynamic range

Parameter	Left	Right
Dynamic range, dB:	+79.5	+78.5
Dynamic range (A-weighted), dB:	+82.2	+81.7
DC offset, %:	0.18	0.18

THD + Noise (at -3 dB FS)

Parameter	Left	Right
THD, %:	0.0527	0.0660
THD + Noise, %:	0.0564	0.0694
THD + Noise (A-weighted), %:	0.0663	0.0794

Intermodulation distortion

Parameter	Left	Right
IMD + Noise, %:	0.0706	0.0717
IMD + Noise (A-weighted), %:	0.0586	0.0582

Stereo crosstalk

Parameter	L <- R	L -> R
Crosstalk at 100 Hz, dB:	-71	-71
Crosstalk at 1 kHz, dB:	-74	-74
Crosstalk at 10 kHz, dB:	-58	-57

IMD (swept tones)

Parameter	Left	Right
IMD + Noise at 5 kHz, %:	0.1726	0.1387
IMD + Noise at 10 kHz, %:	0.8603	0.6141
IMD + Noise at 15 kHz, %:	2.6921	1.9276

This report was generated by RightMark Audio Analyzer 5.5

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