This instruction manual is about FEEDBACK DESTROYER PRO DSP1124P's user manual, including product background knowledge, usage methods, installation methods and so on
This manual introduces the FEEDBACK DESTROYER PRO DSP1124P, a dual‑channel feedback suppressor with 2 × 12 editable filters. It covers safety, transport, and basic operation, guiding users through power connection, grounding, and rack mounting.
The document details filter operating modes (OFF, PA, SI, AU, LO), control elements such as the Jog Wheel and buttons, preset management, MIDI connections, installation guidelines, and full technical data including audio specifications and power requirements. This manual is written in Chinese.
| Audio Input Impedance (symmetrical) | 80 kW |
|---|---|
| Audio Input Impedance (unbalanced) | 30 kOhm |
| Nominal Input Level | -10 dBV or +4 dBu (adjustable) |
| Maximum Input Level | +16 dBu |
| Frequency Response | 20 Hz – 20 kHz, ±3 dB |
| Signal‑to‑Noise Ratio | >94 dB |
| THD | 0.0075 % typ. @ +4 dBu, 1 kHz |
| Power Supply Voltage (US/Canada) | 120 V~, 60 Hz |
| Dimensions (H × W × D) | 44.5 mm × 482.6 mm × 190.5 mm |
| Weight | ≈ 2 kg |
After editing a preset, press the STORE button; the STORE indicator will flash to confirm the changes are saved.
Each channel contains 12 independent filters, for a total of 24 filters in the unit.