RightMark Audio Analyzer test report
E.M.I. RS124 Compressor Amplifier with -20dB of compression.
| Testing device | TASCAM DM-3200 IF-FW/DM mkII |
| Sampling mode | 24-bit, 44 kHz |
| Interface | |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.2.3 PRO |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | ON |
| Level change | -8.6 dB / -8.6 dB |
| Mono mode | ON |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
Summary
| Frequency response (from 20 Hz to 20 kHz), dB | +0.17, -2.17 |
Average |
| Noise level, dB (A) | -103.4 |
Excellent |
| Dynamic range, dB (A) | 103.2 |
Excellent |
| THD, % | 3.055 |
Very poor |
| THD + Noise, dB (A) | -28.0 |
Very poor |
| IMD + Noise, % | 2.579 |
Poor |
| Stereo crosstalk, dB | N/A |
N/A |
| IMD at 10 kHz, % | 2.633 |
Poor |
| General performance | Average |
Frequency response
| From 20 Hz to 20 kHz, dB | -2.17, +0.17 |
| From 20 Hz to 20 kHz, dB | -2.17, +0.17 |
Noise level
Left |
Right |
|
| RMS power, dB | -96.4 |
-96.4 |
| RMS power (A-weighted), dB | -103.4 |
-103.4 |
| Peak level, dB FS | -74.1 |
-74.1 |
| DC offset, % | +0.0 |
+0.0 |
Dynamic range
Left |
Right |
|
| Dynamic range, dB | +96.6 |
+96.6 |
| Dynamic range (A-weighted), dB | +103.2 |
+103.2 |
| DC offset, % | -0.00 |
-0.00 |
THD + Noise (at -3 dB FS)
Left |
Right |
|
| THD, % | +3.0550 |
+3.0550 |
| THD + Noise, % | +3.0550 |
+3.0550 |
| THD + Noise (A-weighted), % | +3.9998 |
+3.9998 |
Intermodulation distortion
Left |
Right |
|
| IMD + Noise, % | +2.5787 |
+2.5787 |
| IMD + Noise (A-weighted), % | +1.9177 |
+1.9177 |
IMD (swept tones)
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 3.5961 |
3.5961 |
| IMD + Noise at 10000 Hz, | 2.2261 |
2.2261 |
| IMD + Noise at 15000 Hz, | 2.0752 |
2.0752 |