DS248 is a multi-effects audio processor produced by DIGISYNTHETIC CO., LTD. It features 48 factory preset effects and 48 user-adjustable effects, allowing for flexible application in different scenarios. It uses high-quality surface mount components and automatic soldering and online testing processes, ensuring high quality and reliability. Additionally, DS248 has full MIDI real-time control, 3-band parametric equalization, and a professionally designed internal power supply system.
The DS248 is a digital multi‑effects processor designed for audio applications. It offers 48 factory preset effects and 48 fully adjustable user effects, with up to 768 possible effect variations. The unit fits in a standard 19‑inch rack with adequate ventilation and requires proper grounding for safe operation.
The manual covers safety precautions, installation, control‑panel functions, effect parameter editing, preset and user mode operation, as well as detailed technical specifications such as input/output levels, frequency response, power requirements, and connector types. This manual is written in Chinese.
| Input level adjustment range | -20 dB to +4 dB |
|---|---|
| Maximum input level | +4 Vpp |
| Frequency response | 20 Hz – 20 kHz, ±0.25 dB |
| Sampling rate | 48 kHz |
| Power supply | 100‑120 VAC 250 mA (slow‑blow) or 200‑240 VAC 125 mA (slow‑blow) |
| Display | 16×2 character backlit LCD |
It uses a standard IEC power socket with 100‑120 VAC (250 mA) or 200‑240 VAC (125 mA) and a slow‑blow fuse.
The unit provides 48 factory preset effects and 48 user‑adjustable effects, allowing up to 768 effect variations.
The processor operates at a 48 kHz sampling rate.
It features a 16×2 character backlit LCD display.