[펌] PreSonus AudioBox 22VSL , RMAA 측정치

PreSonus AudioBox 22VSL

16bit , 44k : http://html.midifan.com/review/vsl22/AudioBox%2022%20VSL%20Output%2016-44_1.htm

24bit , 96k : http://html.midifan.com/review/vsl22/AudioBox%2022%20VSL%20Output%2024-96.htm

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24bit, 48k

http://html.midifan.com/review/vsl22/AudioBox%2022%20VSL%20Output%2024-48.htm

RightMark Audio Analyzer test report

Testing device	AudioBox 22 VSL Output 24-48
Sampling mode	24-bit, 48 kHz
Interface
Testing chain	External loopback (line-out - line-in)
RMAA Version	6.2.3
20 Hz - 20 kHz filter	ON
Normalize amplitude	ON
Level change	0.3 dB / 0.3 dB
Mono mode	OFF
Calibration singal, Hz	1000
Polarity	inverted/inverted

Summary

Frequency response (from 40 Hz to 15 kHz), dB	+0.02, -0.10	Excellent
Noise level, dB (A)	-95.5	Excellent
Dynamic range, dB (A)	95.6	Excellent
THD, %	0.011	Good
THD + Noise, dB (A)	-76.8	Average
IMD + Noise, %	0.016	Very good
Stereo crosstalk, dB	-90.5	Excellent
IMD at 10 kHz, %	0.023	Good
General performance		Very good

Frequency response

From 20 Hz to 20 kHz, dB	-0.26, +0.02
From 40 Hz to 15 kHz, dB	-0.10, +0.02

Noise level

	Left	Right
RMS power, dB	-96.1	-93.4
RMS power (A-weighted), dB	-97.4	-93.7
Peak level, dB FS	-78.2	-77.4
DC offset, %	+0.0	+0.0

Dynamic range

	Left	Right
Dynamic range, dB	+96.1	+93.4
Dynamic range (A-weighted), dB	+97.5	+93.8
DC offset, %	+0.00	+0.00

THD + Noise (at -3 dB FS)

	Left	Right
THD, %	+0.0111	+0.0108
THD + Noise, %	+0.0116	+0.0116
THD + Noise (A-weighted), %	+0.0146	+0.0144

Intermodulation distortion

	Left	Right
IMD + Noise, %	+0.0154	+0.0157
IMD + Noise (A-weighted), %	+0.0124	+0.0126

Stereo crosstalk

	Left	Right
Crosstalk at 100 Hz, dB	-95	-94
Crosstalk at 1000 Hz, dB	-89	-90
Crosstalk at 10000 Hz, dB	-75	-75

IMD (swept tones)

	Left	Right
IMD + Noise at 5000 Hz,	0.0296	0.0292
IMD + Noise at 10000 Hz,	0.0177	0.0178
IMD + Noise at 15000 Hz,	0.0220	0.0223