Ashly ne4250pe 4-Ch Network-Enabled Amplifier with CNM-2 CobraNet & Protea DSP
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Ashly ne4250pe 4-Channel Network Enabled Amplifier with CNM-2 CobraNet Option Card and Protea DSP

SKU: ASNE4250PEC MFR: NE4250PEC
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Key Features

  • Experience pristine audio with this 4-channel Ashly network amplifier.
  • Harness 250W at 4 Ohms for powerful, clear sound in any installed system.
  • Integrate seamlessly using CobraNet for advanced audio networking capabilities.
  • Utilize Protea DSP for precise sound shaping and optimal speaker performance.
  • Ensure reliability with built-in protection against overcurrent and overheating.
  • Enjoy flexible control via Ethernet, remote standby, and preset recall options.
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Special Order?Estimated to Ship: 08/16/2025
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Ashly ne4250pe Specifications

Front Panel

Front Panel

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  • Controls

    Individual input attenuators, AC Power Switch

  • Cooling

    Temp dependent speed-controlled fan (Side-in, Front-out)

LED Indicators

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  • Unit Status

    Power: Switch: On, Off (Blue)
    Standby: Standby, flashing (Yellow)
    Protect: On, Off (Red)
    Disable: On, Off (Yellow)
    COM: On, for Ethernet data or Device ID (Green)

  • Each Channel

    Signal level: Clip (Red); -6dB (Yellow) and -18dB, -12dB (Green)
    Bridge: Per Channel Pair (Green)
    Temp: Per Channel (Yellow)
    Current: Per Channel: Proportional to output (Green)

Channels

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  • Channels

    4

Power

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  • Power Output

    8 Ohm: 150W
    4 Ohms: 250W
    (Continuous Average Power Output: Per Channel, Low Z Models, Stereo Mode, All Channels Driven)

    8 Ohm: 500W (Low Z Output: Bridge Mode, All Channels Driven)

Line Current Draw

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  • Standby Mode

    190mA

  • Idle (no signal)

    540mA

  • Typical

    2.85A (1/8 Power Pink Noise)

  • Maximum

    6A (1/3 Power Pink Noise)

Thermal Dissipation

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  • Standby Mode

    46.7 BTU/hr (All Channels Driven)

  • Idle (no signal)

    123 BTU/hr (All Channels Driven)

  • Typical

    341 BTU/hr (1/8 power pink noise, All Channels Driven)

  • Maximum

    378 BTU/hr(1/3 power pink noise, All Channels Driven)

General

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  • Frequency Response

    20Hz 20kHz, (unweighted) 1dB

  • Input Impedance

    20k Ohms, Balanced

  • Voltage Gain

    26dB

  • Input Sensitivity

    6.2dBu

  • Maximum Input Level

    +21dBu

  • Signal to Noise

    >107dB (20-20k, Unweighted)

  • Distortion

    <0.5% (SMPTE, typical)
    <0.5% (THD-N, typical, 20Hz-20kHz)
    (8 Ohm load)

  • Damping Factor

    >250 (8 Ohms, 1kHz)

  • Output Circuitry

    Class D

  • Amplifier/Load Protection

    Output Overcurrent, Main Supply Rail Overvoltage, Chassis Tempera-ture, Inrush Limiting, Mains Fuse

Rear Panel

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  • Controls

    Ethernet, Channel bridge switch (Low-Z only), Remote Standby, Preset Recall (4), Remote Level (8), Remote Data

  • Connectors (each channel)

    Input: Euroblock
    Output: Euroblock

Power Requirement

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  • AC Mains

    120VAC or 240VAC +/-10% (factory set), 50-60Hz

  • Power Cable Connector

    15A Edison, 3-Prong IEC

Airflow

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  • Airflow

    IN through sides, OUT through front

Environmental

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  • Environmental

    40 to 120 degree F (4 to 49 degree C) noncondensing

Certificates

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  • Safety/Compliance

    cTUVus, CE, FCC, RoHS

DSP: Input Source Selection

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  • Input Source Selection 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 Level, 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: 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

Jump to...

  • 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 (FIR Filter)

Jump to...

  • File Type

    .csv, .fir (Output only, 48kHz only, 2 384 Taps)

DSP: EQ (31-Band)

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  • 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: 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)

Jump to...

  • Speaker Delay

    0-10.6ms

  • Delay

    0-341ms

DSP: Audio Metering Tool

Jump to...

  • 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

Jump to...

  • Gain (0.5dB increments)

    Off, -50dB to +12dB

  • Mute

    Per channel

  • Enable Ducking at Mixer

    Yes

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

Jump to...

  • Dimensions (W x H x D)

    19 x 3.50 x 16.84" (483 x 89 x 428mm)

  • Weight

    23 lb (10.4kg)

About Ashly ne4250pe

Because professional audio installations demand both power and flexibility, the ne4250pe 4-Channel Network Enabled Amplifier with CNM-2 CobraNet Option Card and Protea DSP stands out as an exemplary solution for a variety of sound reinforcement needs. Built on an advanced energy-efficient Class-D platform, this amplifier boasts a high-performance switching power supply that ensures reliable operation and exceptional audio quality.

The ne4250pe amplifier is engineered to integrate seamlessly into networked audio systems. It simplifies the complexities of connecting and controlling amplifiers within these systems by utilizing standard 10/100 Ethernet protocol alongside the intuitive Protea ne Software. This eliminates the need for specialized outboard control units, streamlining the setup process and providing users with an accessible interface for comprehensive control.

This model, rated at a robust 250W per channel, is part of the ne Series Amplifiers, which are renowned for their adaptability and superior sound output. The ne4250pe is designed to cater to both High Impedance (Hi-Z) and Low Impedance (Low-Z) applications, making it a versatile choice for different audio environments.

One of the distinguishing features of the ne Series Amplifiers is the availability of two distinct platforms: the standard network amplifier and the network amplifier with an integrated on-board Protea DSP Processor. The latter, which is included in the ne4250pe, provides advanced signal processing capabilities, allowing for precise audio customization to match the acoustics of any venue.

Moreover, the ne4250pe offers the flexibility to be customized further to meet specific installation requirements. It can accommodate a variety of input options, including AES3 digital inputs, microphone pre inputs, and the included CNM-2 CobraNet module. This ensures that the amplifier can be tailored to support a wide range of audio sources and formats.

In summary, the ne4250pe 4-Channel Network Enabled Amplifier with CNM-2 CobraNet Option Card and Protea DSP is a sophisticated, high-fidelity solution for audio professionals seeking a powerful, adaptable, and user-friendly amplifier for their networked audio systems. Its combination of energy efficiency, advanced DSP processing, and network connectivity makes it an ideal choice for installations ranging from concert venues to corporate settings.

Ashly ne4250pe Features

  • 10/100 Ethernet comes standard for remotecontrol and monitoring
  • FIR Filter capable (with DSP)
  • DC voltage remote gain control
  • Switched-mode power supply, Class-D output
  • Stepped, calibrated input attenuators
  • Remote power standby
  • Disable all front panel controls via software
  • Temperature sensitive variable speed fan with side-to-front airflow
  • 4-stage level meters
  • Output current and temp indicators
  • Safety/Compliance: cTUVus, CE, FCC, RoHS

Warranty Information

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

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Key Features

  • Experience pristine audio with this 4-channel Ashly network amplifier.
  • Harness 250W at 4 Ohms for powerful, clear sound in any installed system.
  • Integrate seamlessly using CobraNet for advanced audio networking capabilities.
  • Utilize Protea DSP for precise sound shaping and optimal speaker performance.
  • Ensure reliability with built-in protection against overcurrent and overheating.
  • Enjoy flexible control via Ethernet, remote standby, and preset recall options.

What's in the box:

  • ne4250pe 4-Channel Amplifier with CNM-2 CobraNet and OPDAC4 Option Cards
  • Ashly 5 Year Limited Warranty