Multi-Function Network DSP Digital Power Amplifier

Multi-Function Network DSP Digital Power Amplifier DDA403

Standard with 4-channel AES67; DANTE network audio optional.
TCP/IP network control for centralized management of multiple devices.
Remote power on/off control.
Equipped with a color LCD display.
Built-in DSP digital processor.
Supports TCP/IP connection mode.
Real-time remote monitoring of amplifier operating status.
WEB interface supports on-site amplifier identification.
Supports free switching between bridge mode and matrix mode.
Adjustable amplifier gain from 26dB to 44dB via WEB interface or color LCD screen.
Standard FIR processing with support for 4 × 2048 taps.
Configurable power-on status: Power On / Standby.
Supports constant voltage and constant impedance outputs: 100V, 70V, 8Ω, and 4Ω.
WEB-based control; devices can be identified through Mconsole 3.0 software with direct hyperlink access to the WEB interface.
Wide voltage operation: 100–240VAC.

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The DDA403 multi-function network DSP digital power amplifier features real-time remote monitoring of amplifier status and remote configuration of various DSP functions, including compressors, expanders, limiters, noise gates, parametric EQ, matrix routing, and delay processing. Its intuitive web-based interface provides users with a simple and efficient setup and operation experience, making it suitable for a wide range of applications. It is ideal for performing arts centers, theaters, stadiums, hotels, conference centers, shopping malls, retail stores, and restaurants.

Specifications of Multi-Function Network DSP Digital Power Amplifier

Model	DDA403
Input Sources	Analog, DANTE (optional), AES67, AES3, Pink Noise, White Noise, Sine Wave
Input Volume Control	Mute, Phase, Level Detection
Input EQ	15-band Parametric EQ
Input Noise Gate	Attack Time: 1–2895ms; Release Time: 1–2895ms; Threshold: -90dBu to 0dBu
DSP Matrix	4*4 matrix
DSP Output EQ	10-band Parametric EQ
Input / Speaker Crossover	Butterworth & Bessel slopes: 6–48dB; Linkwitz slopes: 12–48dB
Delay	Input Delay: 4×2000ms; DSP Output Delay: 4×2000ms
Speaker Delay	4*200ms
Speaker EQ	15-band Parametric EQ
Input / Speaker Compressor	Soft Knee, Threshold, Attack Time, Compression Ratio, Release Time
Speaker Limiter	Threshold: -90dBu to 8.2dBu; Release Time: 1–2895ms
Output Volume Control	Mute, Phase, Level Detection
DSP Presets	80 Presets
Control Method	Ethernet
Network Protocol	TCP/IP, 100base-TX, RJ45
Channels	4
Power	4300W@8Ω, 4600W@4Ω
Bridge Power	2*900W@8Ω
Minimum Output Impedance	4Ω per channel; 8Ω in bridge mode
Input Connectors	4× Phoenix Terminal Inputs
Output Connectors	Speakon ×2
Cooling	Intelligent Fan Cooling
Gain	26-44dB
Maximum Input Level	19dBu (6.904V)
S/N Ratio	95dB
Frequency Response	20Hz ~ 20kHz (±0.5dB)@1W, 8Ω
THD+N	<1% @1W to full power
Sampling Rate	96K/24bit
Channel Separation	<-78dB @1KHz, 0dBu
Damping Factor	150
CMRR	>60dB @1KHz, 0dBu
Input Impedance	20KΩ
Operating Modes	Bridge Mode, Free Matrix Mode
Remote Control	Remote Power On, Standby, DSP Monitoring
Amplifier Monitoring	Temperature, Power, Voltage, Current
Constant Voltage / Impedance	100V, 70V, 8Ω, 4Ω
DANTE (Optional)	4-channel DANTE
Display Screen	320×240 pixels, IPS hard screen, color display
Audio Source Topology	Phoenix Terminal LINK OUT
Protection	Audio Limiter, Over-temperature, DC, High Frequency, Short Circuit, Back EMF, Peak Current Limiter, Inrush Current Limiter, Power-on Delay, Circuit Breaker Protection, Power Over/Under Voltage Protection
Net Weight	3.9kg
Gross Weight	5kg
Product Dimensions	483×305×44.5 mm
Package Dimensions	527×447×93 mm
Power Supply	AC 100~240V, 50Hz/60Hz