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Ashly NXP4002 2-Channel Networkable Multi-Mode Power Amplifier with Protea DSP and OPDante Option Card

SKU: ASNXP4002D MFR: NXP4002D
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Key Features

  • Experience superior sound quality with this 2-channel professional audio amplifier.
  • Harness 400W per channel for powerful, clear audio in any installed sound system.
  • Enjoy versatile connectivity with Euroblock, TRS, and XLR combo jack inputs.
  • Ensure reliability with built-in amplifier protection against overheating & over-power.
  • Optimize audio with Protea DSP, featuring EQ, crossover, and limiter functions.
  • Integrate seamlessly with Dante networking for advanced audio distribution control.
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Special Order?Estimated to Ship: 08/15/2025
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Ashly NXP4002 Specifications

Channels

Channels

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  • No of channel

    2

  • Output

    For Max Output Power: Measured in Watts, Per Channel, Low Impedance Output, All Channels Driven:

    2 Ohms: 400 W
    4 Ohms: 400W
    8 Ohms: 400 W

    For Low Impedance Output: Measured in Watts, Bridge Mode, All Channels Driven

    4 Ohms: 800 W
    8 Ohms: 800 W

Line Current Draw

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  • Power Draw

    Sleep Mode: less than 1 W
    Standby Mode: 25W
    Idle (No Signal): 40W

  • Current Draw

    For 120 VAC
    Sleep Mode: 0.1
    Standby Mode: 0.38
    Idle (No Signal): 0.70

    Typical: 2.6

Thermal Dissipation

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  • Dissipation

    Thermal Dissipation: Sleep Mode: <3.4 BTU/hr
    Standby Mode: 85 BTU/hr
    Idle (no signal): 136 BTU/hr
    Typical (1 / 8 Max Power): 305 BTU/hr

General

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  • Voltage Gain

    Selectable at 26dB, 32dB, 38dB, or 1.4V

  • Damping Factor

    >250 (8 Ohms load <1kHz)

  • Input High Pass Filter

    80Hz 2nd order

  • Distortion (SMPTE, typical)

    <0.5%

  • Distortion (THD-N, typical)

    <0.5% (8 Ohms, 10dB below rated power, 20Hz-20kHz)

  • Channel Separation

    -75dB (dB from full output, 1kHz)

  • Signal-to-Noise (20Hz-20kHz)

    >105dB

  • Frequency Response

    20Hz-20kHz, +/-0.05dB

  • Balanced Input Connector

    Euroblock 3.5mm, 1/4" TRS and XLR Combo jack

  • Input Impedance

    10k Ohms

  • Maximum Input Level

    +21dBu

  • Speaker Output Connector

    Neutral speakON

  • Control Network

    Compatible with standard 100MB Ethernet

  • AUX Output Connector

    Balanced Euroblock 3.5mm

  • AUX Output Maximum Level

    +21dBu

  • Remote Standby Contact Closure

    Euroblock 3.5mm, close contact to GND for standby mode

  • Preset Recall Contact Closure

    Euroblock 3.5mm, close contact to GND for preset 1-4 recall

  • Data Connection

    Euroblock 3.5mm - Gnd, +18V, In, Out

  • Fault Condition Logic Outputs

    Fault indicated by loss of 1Hz "heartbeat" pulse signal

  • Remote DC Level Control

    Euroblock 3.5mm - Gnd, CV, V+ per input

  • Attenuators (per channel)

    Front panel, software, offset link group and remote. Fully off = Mute

  • Amplifier Protection

    Inrush current limitation, temperature monitoring, output over-power protection, mains fuses

  • Cooling

    Continuously variable temperature controlled axial fan(s)

  • Environmental

    32-113 deg F, (0-45 deg, C) (noncondensing)

LED Indicators

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  • Front Panel LED Indicators

    POWER (white): Switch: On, Off, Standby (flashing)
    PROTECT (red): On (fault condition or shut down), Of
    SLEEP (blue): On, amplifier is asleep from audio inactivity
    DISABLE (yellow): On, power switch & attenuators are disabled
    COM (green): On, for Ethernet data or Device ID

  • Front Panel LED Indicators (Contd.)

    Per Channel CLIP/MUTE (red): Clip at 1dB below rated output / Mute
    SIGNAL (green): -18dB below rated output
    CURRENT (green): Brightness is proportional to output current
    TEMP (yellow): On dim at 90% max operating temperature, On full bright + protect at 100%
    BRIDGE (green): On, Off

Power Requirement

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  • Nominal

    110 - 120VAC
    220 - 240VAC (Automatic Sensing SMPS)

  • Operating Range

    70-135VAC at 50Hz
    140-270VAC at 60Hz

  • Minimum power-up

    85VAC at 50Hz
    170VAC at 60Hz

  • Cable Connector

    20A powerCON

DSP: Input Source Selection

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  • Options

    Analog, Auto (Net, AES3, Analog)

DSP: Brick Wall Limiter

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  • Threshold

    -20dBu to +20dBu

  • Ratio

    infinity

  • Attack

    0.2ms/dB to 50 ms/dB

  • Release

    5ms/dB to 1000ms/dB

DSP: Compressor

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  • Threshold

    -20dBu to +20dBu

  • Ratio

    1.2:1 to infinity

  • Attack

    0.2 to 50ms

  • Release

    5ms/dB to 1000ms/dB

  • Detector

    Peak/Average

  • Attenuation Bus

    2 available

  • Metering

    In, Out, Attenuation, Graphical

DSP: Autoleveler Controls

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  • Target Level

    -40dBu to +20dBu

  • Action

    Gentle, normal, aggressive, user-defined

  • Maximum Gain

    0dB to +22dB

  • Metering

    Input, Gain, Attenuation

  • Ratio

    1.2:1 to 10:1

  • Threshold Below Target

    -30dB to 0dB

  • Gain Increase/Decrease Rate

    5ms/dB to 1000ms/dB

  • Hold Time

    0-6 sec

DSP: Ambient Noise Compensation (Output)

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  • Max Gain

    -20dB to +20dB

  • Min/Base Gain

    -40dB to -1dB

  • Gain Change Rate

    0.2s/dB to 20s/dB

  • Link Group

    16 available

  • ANC Input Channel

    1-2 or 1-4

  • Noise Threshold

    -40dBu to +20dBu

  • Program/Ambient Gain Ratio

    0.3:1 to 3:1

  • Metering

    Input level, Attenuation, Average noise

DSP: Ducking

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  • Trigger Threshold

    -80dBu to +20 dBu

  • Ducking Release

    5ms/dB to 1000ms/dB

  • Ducking Depth

    0dB to -30dB, infinity

  • Enable Ducking at Matrix Mixer

    Yes

  • Metering

    Input

DSP: Gate

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  • Threshold

    -80dBu to +20dBu

  • Range

    off, 100dB to 0dB

  • Attack

    0.2ms/dB to 50 ms/dB

  • Release

    5ms/dB to 1000ms/dB

  • Metering

    Key Signal, Gate LED, Graphical

DSP: Advanced Gate Controls

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  • Key Engage Enable

    Yes

  • Key Frequency

    20Hz to 20kHz

  • Key Bandwidth

    0.016 to 3.995 Octave

DSP: Gain

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  • Gain (with/without VCA)

    -50dB to +12dB, off, polarity invert

  • Digital VCA Groups

    4 available

  • Remote RD8C Gain

    Enable per channel, 0dB to infinity

  • WR-5 (neWR-5) Remote Gain

    0 to -50dB, Mute

DSP: EQ (31-Band)

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  • File Type

    .csv, .fir

  • Filter Type

    Constant Q or Proportional

  • Bandwidth

    0.499oct to 0.25oct

DSP: EQ (Parametric 2,4,6, or 10 Band)

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  • Frequency

    20-20kHz

  • Level

    -30dB to +15dB

  • Q Value

    0.016 to 3.995 Octave

DSP: EQ (Hi/Low Shelf 6/12 dB/oct)

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  • Frequency

    20Hz-20kHz

  • Level

    -15dB to +15dB

DSP: EQ (All Pass)

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  • Frequency

    20Hz-20kHz

DSP: EQ (Variable Q HP/LP)

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  • Frequency

    20Hz-20kHz

  • Q Value

    3.047 to 0.267

DSP: EQ (Notch/Bandpass)

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  • Frequency

    20Hz-20kHz

  • Q Value

    92.436 to 0.267

DSP: Feedback Suppressor (Input Only)

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  • Filters

    12

  • In/Out per filter

    Yes

  • Lock per filter and global lock

    Yes

  • Filter Modes

    Float, Restricted, Manual

  • Filter Type

    Notch, Parametric

  • Filter Frequency Range

    20Hz to 20kHz

  • Notch Filter

    Infinity

  • Parametric Filter

    +15dB to -30dB

  • Filter Bandwidth

    0.016 to 3.995 Octave

  • Detector Sensitivity

    5 levels

  • Float Time

    5 min to 24 hours

DSP: Crossover (2 /3/4 Way Crossover)

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  • Bessel & Butterworth Filters

    12/18/24/48 dB/oct

  • Linkwitz-Riley Filter

    12/24/48 dB/oct

  • Frequency

    Off, 20Hz-20KHz

DSP: Delay (@ 48kHz Sampling Rate)

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  • Speaker Delay

    0-21ms

  • Delay

    0-682ms

DSP: Delay (@ 96kHz Sampling Rate)

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  • Speaker Delay

    0-10.6ms

  • Delay

    0-341ms

DSP: Audio Metering Tool

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  • Range

    -60dBu to +20dBu

  • Increments

    1dB

  • Peak Hold Indicator

    Yes

DSP: Signal Generator Tool

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  • Signal Level

    Off, -50dBu to +20dBu

  • Sine Wave Frequency

    20Hz-12kHz

DSP: Matrix Mixer

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  • Gain (0.5dB increments)

    Off, -50dB to +12dB

  • Mute

    Per channel

  • Auto-Mixer Enabled

    Per channel

  • Global Auto-mixer Response

    0.01sec to 2sec

  • Enable Ducking at Mixer

    Yes

  • Ducking LED

    Per channel if enabled

  • Metering

    Level, auto-mixer level

DSP: Processors

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  • Input A/D, Output D/A

    24 bit

  • DSP Processors

    32-bit floating point

  • Sample Rates

    48kHz, 96kHz

  • Propagation Delay @ 48kHz

    1.42ms

  • Propagation Delay @ 96kHz

    0.71ms

Physical

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  • Dimensions (W x H x D)

    19 x 3.5 x 16.84" (482.6 x 88.9 x 427.73mm)

  • Weight

    22.2 lb (10.1kg)

About Ashly NXP4002

When it comes to delivering powerful, high-quality audio in the most demanding environments, the NXP4002 2-Channel Networkable Multi-Mode Power Amplifier stands out with its sophisticated design and advanced technological features. Engineered to excel in live sound settings, fixed installations, and a variety of performance spaces such as stadiums, arenas, convention centers, educational institutions, retail spaces, and places of worship, this amplifier is a testament to Ashly's commitment to audio excellence.

The NXP4002 is part of the NX series, which offers a range of models including the base NX, the networkable NXE, and the NXP with additional DSP capabilities. This particular model boasts the inclusion of the Protea Digital Signal Processing (DSP) and the option to integrate the OPDante network audio card, providing users with unparalleled control and customization of their audio output.

With Ethernet control facilitated by the Protea NE software, users can manage the amplifier remotely, ensuring that adjustments can be made with ease and precision. The amplifier also supports serial data control via Ashly's programmable remotes or third-party controllers, enhancing its versatility. The aux preamp outputs, instant standby mode, preset recall, and fault condition logic outputs further contribute to the unit's comprehensive feature set.

The NXP4002 is equipped with a Real-Time Clock and an Event Scheduler, enabling the automatic execution of functions and tasks as programmed using the PneS software. For wireless control, users can take advantage of the Ashly Remote iPad app, which allows for secure, custom-designed network control.

Audio processing is handled by a 32-bit SHARC DSP, operating at either 48kHz or 96kHz sample rates, ensuring detailed and clear audio reproduction. The DSP functions include a wide array of features such as gain control, muting, matrix routing, A/B source selection, parametric EQ filter level adjustment, and real-time metering. Additionally, the amplifier is FIR Filter-Ready, allowing for precise speaker tuning using manufacturer-provided files.

The NXP4002 employs Class-D Switching Amplifier Technology, featuring a switch-mode power supply that automatically adapts to varying voltages, contributing to its lightweight design. The Multi-Mode Operation with Selectable Outputs on each channel offers the flexibility to work with Low Impedance (2, 4, and 8 Ohm) or Constant Voltage (70V or 100V) systems.

Energy efficiency is a key aspect of the NXE series, with the Ashly EMS (Energy Management System) providing an eco-friendly sleep mode that draws less than 1 Watt when activated. The multiple internal power supplies enhance channel separation and reliability, ensuring consistent performance.

The NXP4002 is designed with the architect and engineer in mind, capable of driving 2 Ohm loads at a maximum rated output power of 400W per channel in Low Z, 70V, and 100V modes. Connectivity is facilitated by Neutral XLR/TRS combo jacks and Euroblock input connectors, as well as Neutral speakON output connectors. The front panel includes a power switch and level controls, which can be disabled for security, and a comprehensive array of LEDs to indicate various operational statuses.

With its temperature-dependent variable speed forced-air cooling system, the NXP4002 maintains optimal operating conditions. The unit's compatibility with Microsoft Windows 10, 8, 7 (Vista/XP) 32 & 64 bit systems through the intuitive Protea DSP software makes it a user-friendly choice for audio professionals seeking a reliable and advanced amplifier solution.

Ashly NXP4002 Features

  • Selectable 80Hz Hi-pass filter, limiter, and input gain per channel, via rear panel
  • Remote DC level control per channel
  • Extensive protection circuitry, continuously variable cooling fans
  • Ethernet port for software control and monitoring of amplifier functions, with front panel COM activity LED
  • Serial data port available for Ashly WR-5 and RD-8C programmable remote control (optional RS-232 converter INA-1 available for third party controllers)
  • Instant Standby Mode, 30% reduction in idle power consumption, triggered by contact closure, software control, or event scheduler
  • Preset recall via contact closure, software control, remote control, or event scheduler
  • Programmable power-on delay
  • Aux preamp line outputs for driving other amplifiers
  • Fault condition logic outputs, per channel
  • Comprehensive software controlled DSP including dynamics, gain, equalization, matrix mixer, crossover, delay, and metering
  • Additional iPad control of select DSP functions including gain, matrix, A/B source select, PEQ filter level, and meters
  • Precision swept load impedance monitoring of individual amplifier channels for remote diagnosis of speaker problems
  • Signal generator function for test and noise masking
  • Remote gain and zone control with neWR-5 and FR-8/FR-16 programmable networked remotes
  • Neutral Combo XLR - 1/4" TRS jack plus Euroblock input connectors
  • Neutral speakON twist locking loudspeaker connect-tors
  • Neutral powerCON detachable AC mains connector
  • Safety/Compliance: TUV, CE, FCC, RoHS

Warranty Information

This product has a limited warranty of 60 months for parts and 60 months for labor.

Key Features

  • Experience superior sound quality with this 2-channel professional audio amplifier.
  • Harness 400W per channel for powerful, clear audio in any installed sound system.
  • Enjoy versatile connectivity with Euroblock, TRS, and XLR combo jack inputs.
  • Ensure reliability with built-in amplifier protection against overheating & over-power.
  • Optimize audio with Protea DSP, featuring EQ, crossover, and limiter functions.
  • Integrate seamlessly with Dante networking for advanced audio distribution control.

What's in the box:

  • NXP4002 2-Channel Networkable Multi-Mode Power Amplifier with Protea DSP
  • Ashly 5 Year Limited Warranty