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A2自身环路测试(输出录输入),应该不是系统的问题,AUDIGY2的输入确实比不上SBLIVE!24B
, f( d9 r, b( j4 E/ CSB0240 16-bit, 44.1 kHz
7 I% y6 N! y1 wSB0240 16-bit, 48 kHz& E c+ B' g. H s% Y4 }& i
SB0240 24-bit, 44.1 kHz8 G( [" J, T1 r2 t% d& e+ M
SB0240 24-bit, 48 kHz, O N7 ?2 m! Q# B
RightMark Audio Analyzer test
" Q7 v3 V& }; f4 W- G; o# pTesting chain: External loopback (line-out - line-in): N2 P, m2 F8 E* _/ m
Sampling mode: 16-bit, 44 kHz
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Summary| Test | SB0240 16-bit, 44.1 kHz | SB0240 16-bit, 48 kHz | SB0240 24-bit, 44.1 kHz | SB0240 24-bit, 48 kHz | Frequency response (from 40 Hz to 15 kHz), dB: | +0.12, -0.35 | +0.15, -0.45 | +0.12, -0.35 | +0.15, -0.44 | Noise level, dB (A): | -89.4 | -89.7 | -90.8 | -91.2 | Dynamic range, dB (A): | 89.3 | 89.7 | 90.7 | 91.1 | THD, %: | 0.0036 | 0.131 | 0.0035 | 0.131 | IMD + Noise, %: | 0.043 | 0.256 | 0.042 | 0.256 | Stereo crosstalk, dB: | -90.2 | -90.2 | -93.0 | -92.4
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