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17

Operating Manual - NE Multi Channel Power Amplifier

LIMITED WARRANTY (USA ONLY)

(Other countries please contact your respective distributor or dealer.)
For units purchased in the USA

, warranty service for this unit shall be provided by ASHLY AUDIO, INC. in accordance with 

the following warranty statement.
ASHLY AUDIO, INC. warrants to the owner of this product that it will be free from defects in workmanship and materials for 

a period of FIVE years from the original-date-of-purchase. ASHLY AUDIO INC. will without charge, repair or replace at its 

discretion, any defective product or component parts upon prepaid delivery of the product to the ASHLY AUDIO, INC. factory 

service department, accompanied with a proof of original-date-of-purchase in the form of a valid sales receipt. This warranty 

gives you specific legal rights, and you may also have other rights, which vary from state to state.
EXCLUSIONS: This warranty does not apply in the event of misuse, neglect, or as a result of unauthorized alterations or repairs 

made to the product. This warranty is void if the serial number is altered, defaced, or removed. ASHLY AUDIO, INC. reserves 

the right to make changes in design, or make additions to, or improvements upon, this product without any obligation to install 

the same on products previously manufactured.
Any implied warranties, which may arise under the operation of state law, shall be effective only for FIVE years from the 

original-date-of-purchase of the product. ASHLY AUDIO, INC. shall be obligated to only correct defects in the product itself. 

ASHLY AUDIO, INC. is not liable for any damage or injury, which may result from, or be incidental to, or a consequence of, 

such defects. Some states do not allow limitations on how long an implied warranty lasts, or the exclusion, or limitation of 

incidental or consequential damages, so the above limitations or exclusions may not apply to you.

OBTAINING WARRANTY SERVICE:
For warranty service in the United States, please follow this procedure:

1) Return the product to ASHLY AUDIO, INC. freight prepaid, with a written statement describing the defect and application 

that the product is used in. ASHLY AUDIO, INC. will examine the product and perform any necessary service, including re

-

placement of defective parts, at no further cost to you.
2) Ship your product to:
ASHLY AUDIO, INC. 
Attention: Service Department
847 Holt Road
Webster, NY 14580-9103

Summary of Contents for Protea NE4250

Page 1: ...5 872 0739 www ashly com 2016 by Ashly Audio Corporation All rights reserved worldwide All Trademarks referred to herein are the property of their respective owners ne4250 ne4250 25 ne4250 70 ne4250 10 Operating Manual Network Enabled Multi Channel Power Amplifiers ne8250 ne8250 25 ne8250 70 ne8250 10 ...

Page 2: ... to rain or moisture does not operate normally or has been dropped 1 Lisez ces instructions 2 Conservez ces instructions 3 Observez les avertissements 4 Suivez ces instructions 5 Pour réduire le risque de feu ou la décharge électrique ne pas exposer cet appareil pour pleuvoir ou l humidité 6 Ne pas utiliser l appareil près de l eau 7 Le nettoyer à l aide d un tissus sec 8 Ne pas bloquer les ouvert...

Page 3: ...ote Standby 8 Preset Recall 8 WR 1 Remote Level Control 9 WR 2 Remote Preset Recall Switch 9 WR 1 5 Remote Level Control and Preset Switch 9 RD 8C and RW 8C Remote Fader Control 10 WR 5 Remote Programmable Button Control 10 neWR 5 Networked Remote Programmable Button Control 11 FR 8 and FR 16 Networked Programmable Fader Control 11 Ashly Remote App for iPad 11 5 Proteane SOFTWARE 12 Overview 12 Am...

Page 4: ...conditions 1 This device may not cause harmful interference 2 This device must accept any interference received including interference that may cause undesired operation 2 UNPACKING As a part of our system of quality control every Ashly product is carefully inspected before leaving the factory to ensure flaw less appearance After unpacking please inspect for any physical damage Save the shipping c...

Page 5: ...the amplifier Using AES3 2 channels of digital audio are sent over a single mic cable maintaining a completely digital signal path until just before the power amplification stage 48kHz 96kHz data rates are supported AES3 can be installed with or without DSP 3 Network Audio Dante or CobraNet network audio modules can be factory installed with or without installed DSP Note that amplifiers without DS...

Page 6: ...nfirms that the amplifier output is delivered to a speaker load 9 Channel Attenuators These control the input signal level to the amplifier They can be disabled from software 10 Factory Reset To reset all internal configurations including passwords back to their original factory settings press and hold this recessed front panel momentary switch during power up until all channel LEDs are lit Upon r...

Page 7: ...c application setup and settings on the amplifier When setting up and testing your system please take special care to double check all connections and settings Refer to the specifications section of this manual for spe cific input output and other figures Constant Voltage Models 25V 70V and 100V and High Pass Filters Amplifiers that are factory configured as constant voltage models 25V 70V or 100V...

Page 8: ...fter the amp is unplugged from AC Preset Recall The preset recall connections on the back panel allow different presets to be loaded from amplifier memory when one of the contacts is closed to the provided ground pin Device presets are configured from software and can include gain settings mute status polarity and DSP functions if the amp has DSP installed The NE amplifier stores up to 35 internal...

Page 9: ... to the wiper Do not connect the WR 1 remote level control ground to any other external grounds WR 2 Remote Preset Recall Switches The WR 2 shownatright allowsselectionofoneoffourpresetsviainterlock ingpushbuttonswitches Eachpushbuttonswitchcanbeconnected to a Preset Recall Pin on the back panel of the amplifier The ter minal numbers correspond to the first 4 device presets stored in the amplifier...

Page 10: ...ora cover plate not included can be purchased at hardware stores to cover the WR 5 electrical box and satisfy the aesthetic needs of the installation The WR 5 is phantom powered from the amplifier Up to four different WR 5 remotes can be phantom powered from one amplifer and more can be added by purchasing an Ashly RPS 18 remote power supply WR 5 buttons are programmed from software after the WR 5...

Page 11: ...meters such as gain or preset number and are indicated by the LED display Without DSP installed in the amplifier neWR 5 functions are limited to preset recall and mute Note To use the neWR 5 as a remote level control a ne WR 5 Remote Gain tool must be placed in one of the DSP processing blocks of the channels s There is also a hard wired Lock Out feature on the neWR 5 where the closing of a switch...

Page 12: ...mplete amplifier and software settings whereas device presets are limited to commonly used functions Sub Presets Sub Presets are user defined groups of DSP functions within one channel or across multiple channels Sub Presets allow the user to instantly recall a pre determined set of DSP parameters to quickly address changing environmental conditions without the risk of making undesirable or irreco...

Page 13: ...ers FIR filter outputs only 4 Crossover functions Four Way Three Way and Two Way Crossovers are available on outputs only HPF and LPF filters are available on both inputs and outputs 5 Delay Speaker Delay at 48kHz sampling rate is 21mS and Delay is 682mS At 96kHz 10 6mS and 341ms 6 Metering 60dBu to 20dBu display 7 Signal Generator Pink noise White Noise Sine Wave from 20Hz to 12kHz Extensive onli...

Page 14: ... ohm load 10dB below rated power 0 5 Distortion THD N typical 8 ohm load 10dB below rated power 20Hz 20kHz 0 5 Frequency Response 20Hz 20kHz 1dB Damping Factor 8 ohm load 1kHz 250 Input Impedance 20K Ohm balanced Maximum Input Level 21dB Cooling temperature controlled fan cool air is drawn in from the sides and blown out the front Control Network Standard 100MB Ethernet Front Panel Indicators per ...

Page 15: ...etric Filter Types Parametric Frequency 20 20kHz Level 30dB to 15dB Q Value 0 016oct to 4oct Hi Low Shelf 6 12 dB Frequency 20Hz 20kHz Level 15dB to 15dB All Pass Frequency 20Hz 20kHz Variable Q HP LP Frequency 20Hz 20kHz Q Value 3 047 to 0 267 Notch Bandpass Frequency 20Hz 20kHz Q Value 92 436 to 0 267 Crossover 2 Way 3 Way 4 Way Crossover High Pass Low Pass Filters Filter Types Bessel 12 18 24 4...

Page 16: ...DSP or Network Audio 2 With Protea DSP 3 With Protea DSP and Network Audio or AES3 Input 4 With Network Audio or AES3 Input but Without DSP factory installed DAC converter required Remote Control Options Vary With Configuration DSP is Required for Most Programmable Remote Control Functions Protea NE Software Control Factory Options bypassed if not installed Protea DSP DSP Processing Load Impedance...

Page 17: ...efaced or removed ASHLYAUDIO INC reserves the right to make changes in design or make additions to or improvements upon this product without any obligation to install the same on products previously manufactured Any implied warranties which may arise under the operation of state law shall be effective only for FIVE years from the original date of purchase of the product ASHLY AUDIO INC shall be ob...

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Page 20: ... 585 872 0010 Fax 585 872 0739 Toll Free 800 828 6308 www ashly com Ashly Audio is a division of Jam Industries Ltd 2016 by Ashly Audio Inc All rights reserved worldwide All features specifications and graphical representations are subject to change or improvement without notice Printed in USA r11 0416 ...

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