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 | OFF |
| Normalize amplitude | ON |
| Level change | -0.1 dB / -0.0 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
Summary
| Frequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.15 |
Very good |
| Noise level, dB (A) | -98.2 |
Excellent |
| Dynamic range, dB (A) | 98.3 |
Excellent |
| THD, % | 0.0023 |
Excellent |
| THD + Noise, dB (A) | -84.7 |
Good |
| IMD + Noise, % | 0.0078 |
Excellent |
| Stereo crosstalk, dB | -94.5 |
Excellent |
| IMD at 10 kHz, % | 0.0073 |
Excellent |
| General performance | Excellent |
Frequency response
| From 20 Hz to 20 kHz, dB | -0.31, +0.02 |
| From 40 Hz to 15 kHz, dB | -0.15, +0.02 |
Noise level
Left |
Right |
|
| RMS power, dB | -92.0 |
-91.6 |
| RMS power (A-weighted), dB | -98.7 |
-97.7 |
| Peak level, dB FS | -79.2 |
-77.3 |
| DC offset, % | -0.0 |
-0.0 |
Dynamic range
Left |
Right |
|
| Dynamic range, dB | +92.6 |
+92.2 |
| Dynamic range (A-weighted), dB | +98.8 |
+97.8 |
| DC offset, % | -0.00 |
-0.00 |
THD + Noise (at -3 dB FS)
Left |
Right |
|
| THD, % | +0.0018 |
+0.0028 |
| THD + Noise, % | +0.0066 |
+0.0072 |
| THD + Noise (A-weighted), % | +0.0053 |
+0.0063 |
Intermodulation distortion
Left |
Right |
|
| IMD + Noise, % | +0.0075 |
+0.0080 |
| IMD + Noise (A-weighted), % | +0.0049 |
+0.0055 |
Stereo crosstalk
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -88 |
-84 |
| Crosstalk at 1000 Hz, dB | -92 |
-95 |
| Crosstalk at 10000 Hz, dB | -85 |
-85 |
IMD (swept tones)
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0063 |
0.0068 |
| IMD + Noise at 10000 Hz, | 0.0070 |
0.0076 |
| IMD + Noise at 15000 Hz, | 0.0079 |
0.0083 |