Ashly nX754 4 Channel 75 Watts Multi-Mode Power Amplifier

NX Multi-Mode Power Amplifiers are designed to meet the most demanding live sound and fixed installation sound systems in stadiums, arenas, performance venues, worship spaces and convention centers.

Key Features

• Selectable 80Hz 2nd-order Hi-pass filter, limiter, and input gain per channel
• Remote DC level control per channel
• Extensive protection circuitry, continuously variable cooling fan
• Euroblock input connectors
• Euroblock loudspeaker connectors
• Detachable AC mains line-cord connector
• Safety/Compliance: cTUVus (pending), CE, FCC, RoHS

Technical Specifications

Channels
4
Max Output Power: Measured in Watts Per Channel, Low Impedance Output Mode, All Channels Driven at Rated Load
2 Ohms: 75
4 Ohms: 75
8 Ohms: 75
*Low Impedance Output Mode, Bridged Output: Measured in Watts, All Channels Driven at Rated Load
4 Ohms: 150
8 Ohms: 150
*25V, 70V, 100V Constant Voltage Output Mode: Measured in Watts, All Channels Driven at Rated Load
25V (per channel): 75
70V (per channel): 75
100V (per channel): 75
Total AC Mains Power Draw: Measured in Watts, Typical input, all channels driven, 120VAC
Sleep Mode: <1
Standby Mode: 25
Idle (no signal): 53
1/8 Max Power @ 2 Ohms: 142
Current Draw: Measured in Amps, Typical Input, Total for all Channels, 120VAC, Divide by 2 for 240VAC
Sleep Mode: 94mA
Standby Mode: 0.27
Idle (no input signal): 0.50
1/8 Max Power @ 2 Ohms: 1.24
Thermal Dissipation: BTU/hr, Typical Input, Total for all Channels
Sleep mode: 2.14
Standby mode: 86.4
Idle (no input signal): 180
1/8 Max Power @ 2 Ohms: 355
Voltage Gain
Selectable at 26dB, 32dB, 38dB, or 1.4V
Damping Factor
>250 (8 Ohm 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 (unweighted)
20Hz-20kHz, Gain@26dB
>99dB (all 150x models)
>96dB (all 75x models)
Frequency Response
20Hz-20kHz, +/-0.05dB
Balanced Input Connector
Euroblock 3.5mm
Input Impedance
10k Ohms
Maximum Input Level
+21dBu
Speaker Output Connector
Euroblock 7.62mm
Remote DC Level Control
Euroblock 3.5mm Gnd, CV, V+ per input
Attenuators (per channel)
Rear panel, Fully off = Mute
Amplifier Protection
Shorted output power limiting, over-temperature, DC-output, power-supply fault, mains-fuses & inrush-current limiting
Cooling
Continuously variable temperature controlled fan
Environmental
32°F-120°F, (0°C-49°C) non-condensing
Unit Dimensions
19”W x 1.75”H x 14.54”D (483mm x 45mm x 369mm)
Unit Weight
1504/754 12.1lbs (5.5kg), 1502/752 11.3lbs (5.1kg)