Ashly NE 4200.25 manual DSP Specifications, Dynamics, Gain, Equalization

Operating Manual - NE Multi Channel Power Amplifier

Signal to Noise (20Hz-20KHz, unweighted)			>105dB
Distortion (SMPTE, typical) - 8 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 dependent speed-controlled axial fan
Control Network . .	. . . . .	onboard, compatible with standard 100MB Ethernet hardware
Front Panel Indicators . . per channel: Clip/Mute, -6dB, -12dB, -18dB, Temp, Current, Bridge (per pair)
		overall: Power, Standby, Protect, Power Switch Disable, Comm
		Control Surface and Amp LEDs: Level meters are dB below RATED output
Attenuators:		per channel: front panel, software, offset link group, and remote
Input Connections	. . . . . Euroblock
Output Connections	. . . . Euroblock
Amplifier Protection		inrush current limitation, temperature monitoring, output over-current protection, mains fuses
Power Cable Connector		15A Edison
Dimensions	. . . . .	19”W x 3.5”H x 15.5”D (483 x 89 x 394mm)
Weight	. . . . .	21 lbs (9.53kg)
Environmental: . . .	. . . . .	40-120 deg. F, (4-49 deg, C) noncondensing

DSP Specifications

Input: . . . . . . . . . . . . . . . Active Balanced, 10 kohms

Max Input Level: . . . . . . +21 dBu

Dynamics

Brick Wall Limiter

Threshold: . . . . . . . . . . . . -20dBu to +20dBu

Ratio: . . . . . . . . . . . . . . . infinite

Attack: . . . . . . . . . . . . . . . 0.2ms/dB to 50 ms/dB

Release: . . . . . . . . . . . . . 5ms/dB to 1000ms/dB

Compressor

Threshold: . . . . . . . . . . . . -20dBu to +20dBu

Ratio: . . . . . . . . . . . . . . . 1.2:1 to infinite

Attack: . . . . . . . . . . . . . . . 0.2 to 50ms

Release: . . . . . . . . . . . . . 5ms/dB to 1000ms/dB

Detector: . . . . . . . . . . . . . Peak/Average

Autoleveler

Target Level: . . . . . . . . . . -40dBu to +20dBu

Action: . . . . . . . . . . . . . . gentle, normal, aggressive, user defined

Maximum Gain: . . . . . . . 0dB to +15dB

Ratio: . . . . . . . . . . . . . . . 1.2:1 to 10:1

Threshold Below Target: -30dB to 0dB

Gain Increase Rate: . . . . 5ms/dB to 1000ms/dB

Hold Time: . . . . . . . . . . . 0-6 sec

Ducker

Ducking Type: . . . . . . . . . high/low priority, trigger, filibuster, ducked program

Trigger Threshold: -80dBu to +20 dBu

Ducking Release: . . . . . . 5ms/dB to 1000ms/dB

Ducking Depth: . . . . . . . 0dB to -30dB

Gate

Threshold: . . . . . . . . . . . . -80dBu to +20dBu

Range: . . . . . . . . . . . . . . off, 100dB to 0dB

Attack: . . . . . . . . . . . . . . . 0.2ms/dB to 50 ms/dB

Release: . . . . . . . . . . . . . 5ms/dB to 1000ms/dB

Gain

Gain: . . . . . . . . . . . . . . . . off, -50dB to +12dB

Gain w/VCA: . . . . . . . . . off, -50dB to +12dB

WR-5 Remote Gain: . . . . off, -50dB to +12dB

Equalization

31 Band Graphic

Filter Type: . . . . . . . . . . . constant Q or proportional

Bandwidth: . . . . . . . . . . . 0.499oct to 0.25oct

2, 4, 6, or 10 Band Parametric Filter Types

Parametric:

Frequency: . . . . . . . . . . . 20-20kHz

Level: . . . . . . . . . . . . . . . -30dB to +15dB

Q Value: . . . . . . . . . . . . . 0.016oct to 4oct

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