DDA23/DDA23D is a multifunctional network DSP digital constant-resistance and constant-voltage amplifier of 2*450W@4Ω, 2*300W@8Ω, bridge 1*900W@8Ω, and constant voltage 70/100V, which can remotely monitor the status of amplifier in real time, and set the compressor, limiter, noise gate, PEQ, matrix mixer, delay and other DSP functions in real time, with simple software interfaces to provide simple settings and operating experience for customers, and with various connection methods for good configurability and scalability, suitable for various use environments.
Model | DDA23 | DDA23D (Dante) |
Input Volume | Mute, phase, level detection | |
Input EQ | 5-band PEQ | |
Input Noise Gate | Attack time 1~2895ms, release time 1~2895ms, threshold level -120dBu~-60dBu | |
DSP Matrix | 2*2 matrix | |
Output EQ | 9-band PEQ | |
Crossover | Butterworth、Bessel、Linkwitz slope 6~24 | |
Output Delay | 2*16ms | |
Output Compressor | Soft knee, threshold level, attack time, compression ratio, release time | |
Output Limiter | Threshold level -90dBu~21dBu, release time 1~2895ms | |
Output Volume | Mute, phase, level detection | |
DSP Preset | 30 preset points | |
Control Method | Ethernet, USB, RS485, RS232 | |
Network Specification | TCP/IP, 1000base-T/100base-TX, RJ45 | |
Number of Channel | 2 | |
Power | 2*300W@8Ω 2*450W@4Ω | |
Bridge Power | 1*900W@8Ω | |
100V | Bridge, Power: 1*900W | |
700V | Bridge, Power: 1*612.5W | |
MIN. Output Impedance | 4Ω each channel, 8Ω in bridge mode | |
Input Interface | Balanced input 2*XLR; single-ended input 2*RCA | |
Output Interface | 2*Spoken; terminal | |
Cooling | Dual fan intelligent control | |
Gain | 6dBu sensitivity: 30dB (29.5 times); 0dBu sensitivity: 36dB (31.1 times) | |
MAX. Input Level | 8dBu（1.94V） | |
SNR | 6dBu sensitivity: 94dB; 0dBu sensitivity: 94dB | |
Frequency Response | 20Hz ~ 20kHz (±0.5dB)@1W, 8Ω | |
THD+N | <0.1%@1W to full power | |
Sampling Rate | 48K/24bit | |
Channel Isolation | <-70dB | |
Working Mode | Stereo, bridge, mono, free matrix | |
Remote Control | Power-on, standby, DSP monitor | |
Amplifier Monitor | Temperature, power, voltage, current | |
Constant Voltage and Constant Resistance | 100V, 70V, 8Ω, 4Ω | |
DANTE Function | - | 2 Channels |
Display Screen | 320*240 pixel, IPS color LCD screen | |
Audio Source Topology | XLR Line-out | |
Protection | Audio limiter, high temperature, DC, high frequency, short circuit, back EMF, peak current limiter, surge current limiter, startup delay, power circuit breaker protection, over voltage/under voltage protection | |
PC Software | The software can control media matrix, audio processor, DSP amplifier, active DSP module | |
Weight | 3kg | |
Dimensions | 483*300*44.5 | |
Power Supply | Voltage input (180/264V AC) | |
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