Amplificator Duecanali 4804 DSP+D

Number of channels: 2

Power supply: Universal, regulated switch mode with PFC

Nominal power requirement: 100-240 V ±10%, 50-60 Hz

Operating voltage: 90 V - 264 V

Operating temperature range: 0° - 45° C - 32° - 113° F

Frequency response: 20 Hz - 20 kHz (±0.5 dB) @ 1 W, 8 Ω or (±2.5 dB) @ 32W, 70V lines / 65 W, 100V lines

S/N ratio: > 111 dB (20 Hz - 20 kHz, A weighted)

Crosstalk separation: < 70 dB @ 1kHz

THD+N: < 0.1% from 0.1 W to full power (typically <0.05%)

IMD: < 0.05% from 0.1 W to full power (typically <0.05%)

Input impedance: 20 kΩ balanced

Slew rate:  > 50 V/μs @ 8Ω, input filter bypassed

Damping factor:  > 500 @ 20-100 Hz (Lo-Z)

DSP  

AD Converter: 24bit @ 48 kHz Tandem® architecture, 125 dB dynamic range

DA Converter: 24bit @ 48 kHz Tandem® architecture, 117 dB dynamic range

Internal precision: 32 bit floating point

Latency: 2.5 ms fixed latency architecture

Input equalizer:  Raised-cosine, custom FIR, param. IIR: peaking, hi/lo-shelving, all-pass, band-pass, band-stop hi/lo-pass

Output equalizer:  Linear phase (FIR), hybrid (FIR-IIR), Bessel: 6 dB/oct to 48 dB/oct (IIR)

Crossover: Butterworth, Linkwitz-Riley

Delay: up to 100 ms per output

Input EQ  

Output EQ  

Limiters: Peak, RMS voltage, RMS current, TruePower™

Damping control:  Active DampingControl™, LiveImpedance™ measurement

Front panel  

Indicators and Controllers: 1 x LED - Status

1 x LED - Over-temperature protection

1 x LED bar - Signal level + CLIP

1 x LED bar - Signal level and over-temperature protection

1 x Knob - Level attenuator (continuous)

1 x Push-button - Setting operating parameters

1 x Push-button - Preset selector

1 x DIP switch - Toggle energy save on/off per channel pair

1 x Power switch - 

Connectors  

AC main: 1 x IEC C20 connector - 20 A max (region-specific power cord provided)

Audio signal input: 2 x 3 pin Phoenix MC 1.5/3-ST-3.81 - Signal input – MAIN

Alarm: 1 x 12 pin Phoenix MC 1.5/12-ST-3.81 - Alarm connector

Remote command: 1 x 4 pin Phoenix MC 1.5/4-ST-3.81 - Remote on/off switch and aux voltage

Network/data: 1 x USB plug - USB connection

1 x Rj45 socket - RS485 data connection (non-DSP version)

1 x Rj45 socket - DANTE®

Rear panel  

Indicators and Controllers 1 x DIP switch - Toggle lo/hi impedance connection

1 x DIP switch - Toggle 70V/100V distributed line nominal voltage

1 x DIP switch - Toggle High Pass Filter

1 x DIP switch - Toggle 35Hz/70Hz HPF cutting frequency

Audio  

Amplifier: Highly efficient Powersoft Class D circuitry

Communication  

Wired: Ethernet 100 Mbit/s, PoE, via internal RJ45 port

Construction  

Dimensions (L x H x W): 483 mm x 44.45 mm x 360 mm (19.0 in x 1.8 in x 14.2 in)

Weight: 7 kg (15.4 lb)