RightMark Audio Analyzer test report
| Testing device | M-Audio Delta AP 1/2 |
| Sampling mode | 24-bit, 96 kHz |
| Interface | DirectSound |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.0.6 |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | ON |
| Level change | -0.5 dB / -0.5 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
Summary
| Frequency response (from 40 Hz to 15 kHz), dB | +0.01, -0.06 |
Excellent |
| Noise level, dB (A) | -100.1 |
Excellent |
| Dynamic range, dB (A) | 100.4 |
Excellent |
| THD, % | 0.0029 |
Excellent |
| THD + Noise, dB (A) | -85.0 |
Good |
| IMD + Noise, % | 0.0056 |
Excellent |
| Stereo crosstalk, dB | -97.4 |
Excellent |
| IMD at 10 kHz, % | 0.0041 |
Excellent |
| General performance | Excellent |
Frequency response
| From 20 Hz to 20 kHz, dB | -0.13, +0.01 |
| From 40 Hz to 15 kHz, dB | -0.06, +0.01 |
Noise level
Left |
Right |
|
| RMS power, dB | -99.5 |
-97.6 |
| RMS power (A-weighted), dB | -100.9 |
-99.3 |
| Peak level, dB FS | -76.9 |
-76.9 |
| DC offset, % | -0.0 |
-0.0 |
Dynamic range
Left |
Right |
|
| Dynamic range, dB | +100.2 |
+97.8 |
| Dynamic range (A-weighted), dB | +101.4 |
+99.4 |
| DC offset, % | -0.00 |
-0.00 |
THD + Noise (at -3 dB FS)
Left |
Right |
|
| THD, % | +0.0024 |
+0.0033 |
| THD + Noise, % | +0.0047 |
+0.0055 |
| THD + Noise (A-weighted), % | +0.0051 |
+0.0062 |
Intermodulation distortion
Left |
Right |
|
| IMD + Noise, % | +0.0053 |
+0.0059 |
| IMD + Noise (A-weighted), % | +0.0045 |
+0.0051 |
Stereo crosstalk
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -91 |
-94 |
| Crosstalk at 1000 Hz, dB | -95 |
-98 |
| Crosstalk at 10000 Hz, dB | -96 |
-97 |
IMD (swept tones)
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0045 |
0.0051 |
| IMD + Noise at 10000 Hz, | 0.0035 |
0.0039 |
| IMD + Noise at 15000 Hz, | 0.0035 |
0.0040 |