刚才没事整了一下,用0404测了下44.1 16bit下rmaa,好像低音有点加强的意思,请问一下是不是我测试的方法不对??用的是0404的线输入% c) ^" q* a% c% w \2 o0 f- M- y
结果如下& ^/ Z9 C$ G' Y3 g2 n
RightMark Audio Analyzer test reportTesting device | E-DSP Wave [A000] | Sampling mode | 16-bit, 44 kHz | Interface | MME | Testing chain | External loopback (line-out - line-in) | RMAA Version | 6.1.0 | | | | | 20 Hz - 20 kHz filter | ON | Normalize amplitude | ON | Level change | -8.3 dB / -7.9 dB | Mono mode | OFF | Calibration singal, Hz | 1000 | Polarity | correct/correct |
9 ]) }& X7 |" {2 F$ K1 @
# Y' z4 M. s/ n9 T0 K! h! K& m3 y2 _9 c( W5 H4 o8 v5 z/ G; [
+ t, e. U9 a; i
SummaryFrequency response (from 40 Hz to 15 kHz), dB | +2.88, -2.75 | Poor | Noise level, dB (A) | -91.7 | Very good | Dynamic range, dB (A) | 93.1 | Very good | THD, % | 0.0008 | Excellent | THD + Noise, dB (A) | -86.6 | Good | IMD + Noise, % | 0.0074 | Excellent | Stereo crosstalk, dB | -93.4 | Excellent | IMD at 10 kHz, % | 0.0088 | Very good | General performance |
$ m- j8 P/ i6 P3 } | Very good |
* w0 ]( C( }8 g, f' q$ h
- m& m: ^1 z* C$ j6 d: U3 b: @4 I+ ~/ f
A3 ~- L( O( j. ^: z0 M+ H# O
' `; ^# S' q, U' [; E# P
还有另一个不知名的声卡的测试结果: ]$ I" f8 U0 e
# B5 [5 r/ ^( t G2 C0 h* K3 Z, I/ mRightMark Audio Analyzer test reportTesting device | Envy24 Family Audio (WDM) | Sampling mode | 16-bit, 44 kHz | Interface | MME | Testing chain | External loopback (line-out - line-in) | RMAA Version | 6.1.0 | | | | | 20 Hz - 20 kHz filter | ON | Normalize amplitude | ON | Level change | -6.7 dB / -6.7 dB | Mono mode | OFF | Calibration singal, Hz | 1000 | Polarity | correct/correct | - ?$ E0 b2 U8 Q. x$ ?8 X0 Z
; r7 E$ O) M. T9 Z# }
7 [+ S- r% @0 G5 Y) H. p$ V/ N _
" ^# u/ u( u0 f; @! H( h
SummaryFrequency response (from 40 Hz to 15 kHz), dB | +0.10, -0.39 | Good | Noise level, dB (A) | -90.5 | Very good | Dynamic range, dB (A) | 91.4 | Very good | THD, % | 0.0007 | Excellent | THD + Noise, dB (A) | -84.9 | Good | IMD + Noise, % | 0.0078 | Excellent | Stereo crosstalk, dB | -84.6 | Very good | IMD at 10 kHz, % | 0.0075 | Excellent | General performance | 6 y) S# g! N$ B, a- r
| Very good |
|