| Testing device | E-DSP Wave [C000] |
| Sampling mode | 24-bit, 44 kHz |
| Interface | MME |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.2.1 |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | OFF |
| Level change | -1.5 dB / -1.4 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
| Frequency response (from 40 Hz to 15 kHz), dB | +0.07, -0.05 | Excellent |
| Noise level, dB (A) | -112.4 | Excellent |
| Dynamic range, dB (A) | 112.2 | Excellent |
| THD, % | 0.0015 | Excellent |
| THD + Noise, dB (A) | -93.2 | Very good |
| IMD + Noise, % | 0.0017 | Excellent |
| Stereo crosstalk, dB | -94.6 | Excellent |
| IMD at 10 kHz, % | 0.0029 | Excellent |
| General performance | ' c0 y! H0 f, w% F | Excellent |
0 ?3 ^) J) {/ j/ k2 T' r7 _| From 20 Hz to 20 kHz, dB | -0.13, +0.09 |
| From 40 Hz to 15 kHz, dB | -0.05, +0.07 |
Left | Right | |
| RMS power, dB | -110.5 | -110.3 |
| RMS power (A-weighted), dB | -112.5 | -112.4 |
| Peak level, dB FS | -89.7 | -89.5 |
| DC offset, % | +0.0 | +0.0 |
: w$ a/ B- g: h+ B) L+ ELeft | Right | |
| Dynamic range, dB | +110.4 | +110.1 |
| Dynamic range (A-weighted), dB | +112.3 | +112.2 |
| DC offset, % | +0.00 | -0.00 |
+ ?( w6 R! V& p9 g/ c+ PLeft | Right | |
| THD, % | +0.0014 | +0.0016 |
| THD + Noise, % | +0.0017 | +0.0019 |
| THD + Noise (A-weighted), % | +0.0021 | +0.0023 |
Left | Right | |
| IMD + Noise, % | +0.0016 | +0.0017 |
| IMD + Noise (A-weighted), % | +0.0013 | +0.0014 |
8 V s) k/ J' iLeft | Right | |
| Crosstalk at 100 Hz, dB | -108 | -107 |
| Crosstalk at 1000 Hz, dB | -94 | -94 |
| Crosstalk at 10000 Hz, dB | -74 | -74 |
0 d b+ M" t: _, X! u, [Left | Right | |
| IMD + Noise at 5000 Hz, | 0.0021 | 0.0022 |
| IMD + Noise at 10000 Hz, | 0.0023 | 0.0024 |
| IMD + Noise at 15000 Hz, | 0.0043 | 0.0043 |
干嘛不测 16bit 44.1k ?/ o% b# I9 l! _% N, I# `
# R. \& t' _* @! ]& E, Z
另,这不是内录的成绩吧?& I5 p& a: v) d L* m
dirwdirw 发表于 2009-2-5 18:08
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