DSPPA

D6648 4×8 Professional Audio Processor

The line array sound field processor is a product that adjusts the main beam radiation direction of the line array sound field through electronic technology and digital processing technology (DSP).It can change the direction of the main beam of the line array sound field under the condition of fixed vertical installation of the line array sound system, and overcome the disadvantages of the line array sound system that is difficult to adjust freely.The D6684  has an excellent adjustable line array directivity function, which can be adjusted in four directions at the same time, so that listeners in the direction of the area can get an excellent listening experience.The D6684 line array sound field processor can flexibly adjust the directivity (vertical radiation angle) of the connected line array speaker by using the web operation page, and the built-in digital equalizer of the line array sound field processor can effectively improve the sound quality.
PriceRs. 133,500 per unit · excl. VAT

Supply price in NPR. Delivery, structure, processor, installation and VAT are itemised in your quote; project pricing available.

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Official warranty Installed by our engineers Spares in Kathmandu
Specifications

Spec sheet

Datasheet (PDF)
Display 1
Bit Depth24-bit
Electrical 6
Input / Output4 × 8
Input / Output TypeAnalog
Sampling Frequency48 kHz
Input Impedance< 10 kΩ
Maximum Input Level+18 dBu
Frequency Response20 Hz–20 kHz ±0.3 dB
Mechanical 2
Dimensions (L×W×H)482 × 253 × 44 mm
Net / Gross Weight3.3 kg / 3.8 kg
Compliance 1
Output Impedance200 Ω
Other 15
ModelD6648
Signal Processor40-bit Floating-Point DSP, 400 MHz
A/D Dynamic Range118 dB
D/A Dynamic Range118 dB
Maximum Output Level+18 dBu
Transmission Delay4.1 ms
Output Channel Delay0–1500 ms (Step: 0.02 ms)
THD+N≤ 0.005% (+4 dBu, 1 kHz)
CMRR≥ 55 dB
Crosstalk≤ -100 dB
Signal-to-Noise Ratio (SNR)≥ 111 dB (20 Hz–20 kHz)
Dynamic Range≥ 111 dB (20 Hz–20 kHz)
Noise Floor≤ -93 dBu (20 Hz–20 kHz)
Connection TypeTCP/IP, RS232, RS485
Preset Memory60 Presets

D6648 4x8 Professional Audio Processor

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Questions buyers ask

Before you request a quote

Can you design the sound system for my hall?
Yes — send the room size and use (conference, PA, worship, events) and we specify speakers, amplifiers and microphones to suit.
How long does installation take?
Most indoor walls up to 10 m² are installed and calibrated in one to two days; outdoor boards depend on the structure and permits. We survey the site first and confirm the schedule in the quote.
What warranty do you give?
Official manufacturer warranty on panels and controllers, serviced by our own engineers in Kathmandu with spares in stock. Warranty terms are itemised in every quote.
Do you deliver and install outside Kathmandu?
Yes. We have installed in Pokhara, Butwal, Bhairahawa, Dang, Dhangadhi, Lumbini and across the valley. Delivery and travel are itemised in the quote.

Tell us the wall.
We'll size the screen.

Share the space and viewing distance — we'll reply with a pixel-pitch recommendation and an itemised quote within one working day.

Prefer WhatsApp? +977 970-906-6376
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