Fortissimo III 7.1: Input And Output Quality, Continued
The following results show the quality of Fortissimo III 7.1 recording via the line-in stereo input. The test line was: DMX 6Fire 24/96 Stereo Out - Fortissimo III 7.1 line in.
| Right Mark Audio Analyser Results | ||
|---|---|---|
| Bande passante (from 40 Hz to 15 kHz), dB: | +0.02, -0.07 | Excellent |
| Signal to noise ratio, dB (A): | -81.0 | Good |
| Dynamic range, dB (A): | 78.4 | Average |
| Total harmonic distortion, %: | 0.0084 | Very good |
| Intermodular distortion, %: | 0.043 | Good |
| Stereo crosstalk, dB: | -76.1 | Very good |
Once more Fortissimo III comes off very well with excellent bandwidth compliance and a very good signal-to-noise ratio, even though it comes nowhere near the 95 dB and more of more music-focused cards.
| Bandwidth | Response |
|---|---|
| From 20 Hz to 20 kHz, dB | -0.40, +0.02 |
| From 40 Hz to 15 kHz, dB | -0.07, +0.02 |
| Parameter | Left | Right |
|---|---|---|
| RMS power, dB: | -79.5 | -79.3 |
| RMS power (A-weighted), dB: | -81.0 | -80.8 |
| Peak level, dB FS: | -66.2 | -66.8 |
| DC offset, %: | -0.00 | -0.00 |
| Parameter | Left | Right |
|---|---|---|
| Dynamic range, dB: | +76.8 | +76.7 |
| Dynamic range (A-weighted), dB: | +78.6 | +78.4 |
| DC offset, %: | -0.00 | -0.00 |
| Parameter | Left | Right |
|---|---|---|
| THD, %: | 0.009 | 0.008 |
| THD + Noise, %: | 0.022 | 0.022 |
| THD + Noise (A-weighted), %: | 0.021 | 0.021 |
| Parameter | Left | Right |
|---|---|---|
| IMD + Noise, %: | 0.043 | 0.043 |
| IMD + Noise (A-weighted), %: | 0.037 | 0.037 |
| Parameter | G <- D | G -> D |
|---|---|---|
| Crosstalk at 100 Hz, dB: | -71 | -72 |
| Crosstalk at 1 kHz, dB: | -73 | -75 |
| Crosstalk at 10 kHz, dB: | -63 | -63 |