Specifications - Ashly ne4250 Operating Manual

Operating Manual - NE Multi Channel Power Amplifier

6. SPECIFICATIONS

General Power Amplifier Specifications
Base Model
Continuous Average Power Output Per Channel
Low Z models, Stereo Mode, all channels driven
8Ω, 20Hz-20kHz 1%THD . . . . . . . . . . . . . . . . . . .150W
4Ω, 20Hz-20kHz 1%THD . . . . . . . . . . . . . . . . . . .250W
Low Z models, Bridge Mode, all channels driven
8Ω, 20Hz-20kHz 1%THD . . . . . . . . . . . . . . . . . . .500W
25V, 70V, 100V distributed output models,
20Hz-20kHz 1%THD, per channel . . . . . . . . . . . .250W
Line Current Draw (all channels driven)
Line Current, Standby mode . . . . . . . . . . . . . . . . . . .190mA 95mA
Line Current, Idle (no signal) . . . . . . . . . . . . . . . . . .540mA 270mA 565mA 283mA
Line Current, Typical (1/8 power pink noise) . . . . . .2.85A
Line Current, Maximum (1/3 power sine wave) . . . .6.00A
Thermal Dissipation (all channels driven)
BTU/hr, Standby mode, . . . . . . . . . . . . . . . . . . . . . .46.7
BTU/hr, Idle (no signal) . . . . . . . . . . . . . . . . . . . . . . 123
BTU/hr, Typ (1/8 power pink noise) . . . . . . . . . . . . . 341
BTU/hr, Max (1/3 power sine wave) . . . . . . . . . . . . .378
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
14
0dBu = 0.775V rms
4250 8250
120VAC 230VAC 120VAC 230VAC
150W 150W 150W
250W 250W 250W
500W 500W 500W
250W 250W 250W
290mA 145mA
1.43A 5.00A 2.50A
3.00A 11.0A 5.50A
46.7 63.8 63.8
123 187 187
341 700 700
378 775 775