This manual introduces the usage and features of DS231.
The DIGISYNTHETIC DS231 is a 24‑bit dual‑DSP digital processor with a 16‑character backlit LCD, 31‑band graphic equalizer, and full‑MIDI real‑time control. The manual explains the control panel layout, back‑panel connections, and step‑by‑step operation procedures.
It also details MIDI integration, auxiliary‑bus applications, and provides a full list of technical specifications, safety warnings, and service information for qualified technicians. This manual is written in Chinese.
| Input connector type | XLR and 1/4 inch jack (balanced) |
|---|---|
| Input impedance | 40 kΩ balanced, 20 kΩ unbalanced |
| Input level range | -20 dB to +4 dB |
| Output connector type | XLR and 1/4 inch jack (balanced) |
| Output impedance | 66 Ω balanced, 33 Ω unbalanced |
| Bandwidth | 20 Hz – 20 kHz |
| Signal‑to‑noise ratio | >95 dB |
| THD (typical at 1 kHz) | 0.0065 % |
| Power supply voltage | 100‑120 VAC or 200‑240 VAC |
| Dimensions (W×H×D) | 45 mm × 482 mm × 152 mm |
| Weight | Net 2 kg, Gross 3 kg |
Long‑press key 7 for about 3 seconds to lock all function keys; press the same key again for about 3 seconds to unlock them.
Rotate the encoder to change the gain between –16 dB and +16 dB in 0.5 dB steps for the selected frequency band.