Ashly Nx1.54 Programmable Output Power Amplifier
- Product Code: ga9255
-
The Ashly NX1.54 Programmable Output Power Amplifier features lightweight, energy efficient Class D switching amplifier technology combined with a switch mode power supply. The NX1.54 amplifier is designed to meet the needs of demanding live sound and fixed installation sound systems in stadiums, arenas, performance venues, worship spaces, and convention centers.
The NX1.54 is a base level amplifier, available in either 2 or 4-channel models. Use rear panel DIP switches to program each channel output for either High-Z (70V or 100V Constant Voltage) or Low-Z (stable down to 2Ω) operation. When in Sleep Mode, the NX1.54 amplifier draws less than 1W.
Parameters | |
---|---|
Output Power | Per Channel, EIAJ Test Standard, 1 kHz, 20 Hz to 20 kHz, 1%THD, Low Z Output, All Channels Driven 2 Ω: 1,500 W 4 Ω: 1,500 W 8 Ω: 1,250 W Low Z output, Bridge Mode, 20 Hz to 20 kHz, 1%THD, All Channels Driven 4 Ω: 3,000 W 70 V, 100 V Output, All Channels Driven 70 V (per channel): 1,500 W 100 V (per channel): 1,250 W |
Power Draw | Sleep Mode: < 1 W Standby Mode: 70 W Idle (no signal): 100 W |
Current Draw | 120 VAC Mains (Divide by 2 for 240 V) Sleep Mode: 0.1 A Standby Mode: 1.30 A Idle (no signal): 1.85 A All Channels Driven (Divide by 2 for 240 VAC) Typical: 16.0 A |
Dissipation | Thermal (All Channels Driven) Sleep Mode: 3.4 BTU/hr Standby Mode: 238 BTU/hr Idle (no signal): 340 BTU/hr Typical (1/8 maximum power): 1700 BTU/hr |
Voltage Gain | Selectable at 26 dB, 32 dB, 38 dB, or 1.4 V |
Damping Factor | >250 (8 Ω load <1 kHz) |
High-Pass Filter | Input: 80 Hz 2nd order |
Distortion | SMPTE (typical): <0.5% THD-N (typical): <0.5% (8 Ω, 10 dB below rated power,20 Hz to 20 kHz) |
Channel Separation | -75 dB (dB from full output, 1 kHz) |
Signal to Noise Ratio | 20 Hz to 20 kHz (unweighted): >111 dB |
Frequency Response | 20 Hz to 20 kHz, +/-0.05 dB |
Input Connector | Balanced: Euroblock 3.5 mm, 1/4" TRS and XLR Combo jack |
Input Impedance | 10 kΩ |
Maximum Input Level | +21 dBu |
Output Connector | Speaker: Neutrik speakON |
Connection | Data: Euroblock 3.5 mm - Gnd, 18 V, In, Out |
Level Control | Remote DC: Euroblock 3.5 mm - Gnd, CV, V+ per input |
Attenuation | Per Channel: Front panel, software, offset link group, and remote. Fully off = Mute |
Protection | Amplifier: Inrush current limitation, temperature monitoring, output over-power protection, mains fuses |
Cooling | Continuously variable temperature controlled axial fan(s) |
Environmental | 32 to 113˚F (0 to 45˚C) non condensing |
Dimensions | 19.0 x 3.5 x 16.8" (482.6 x 88.9 x 426.7 mm) |
Weight | < 28.0 lb (12.7 kg) |
Packaging Info | |
Package Weight | 27 lb |
Box Dimensions (LxWxH) | 19 x 16 x 4" |
2 and 4-channel high-output, lightweight amplifier with programmable output on each channel (Hi-Z or Lo-Z, selected via rear panel DIP switches)
Power-saving, Energy Management System (Ashly EMS) automatic <1W Sleep-mode (defeatable)
Front panel power switch and level controls (can be disabled for security)
Front panel LEDs for temperature, current, signal, clip, mute, bridge mode, protect, sleep, and disable (of front panel controls)
Neutrik Combo XLR - 1/4" TRS jack plus Euroblock input connectors
Neutrik speakON twist locking loudspeaker connectors for security, safety, and reliability
Rear panel DIP switches per channel for selection of high pass filter, limiter, input gain, and High-Z or Low-Z speaker output configuration
Remote DC level control on each input channel
Neutrik powerCON detachable AC mains connector
Switch mode power supply automatically detects 120 or 240VAC operation
Extensive protection circuitry, continuously variable cooling fans
Multiple independent internal power supplies provide increased channel separation and reliability
Related Questions and Answers
Q: 1. What is the maximum delay on an output channel? The block diagram shows 21 ms but that seems like a typo.
A: In the manufacturer's specifications for the Ashly Protea 4.8SP - 4 Input, 8 Output Digital Speaker Processor, the user manual lists 1.46ms as the spec for propagation delay and 0 to 682ms as the spec for input and output delay. This information is shown on page 14: https://www.bhphotovideo.com/lit_files/882193.pdf
Q: 2. i want to run 2 pair of bose 701's and need 2 sub outputs. is this the rec to buy??
A: No, you will be able to drive just one pair of the 701s with this amp, and there are no sub outs.
Q: 3. Does the Marantz stereo power amplifier has a midrange sound control?
A: This power amp does not have tone control. A preamp would be paired with this amp, and provide for tone control.
Q: 4. Do these power supplies come with a plug-in AC cord? Rhe spec says 3 wire input with strain relief?
A: No. They are designed to be connected directly to the breaker panel.
Q: 5. If your amplifier is CE certified can I get testimony from you to that effect?
A: You can find Ashly's certifications by following the link below, and clicking on the 'features' tab. https://ashly.com/tra-convection-cooled/
Q: 6. is the input power for the Rolls RA235 220Volts or 110 Volts or it works on both 110V /220 V?Please adviseBest regards
A: The Rolls RA235 is compatible with 120 VAC 50/60 HZ only.
Q: 7. Can I hook an equalizer to the Marantz power amplifier?
A: Unfortunately newer Amplifiers (and Receiver Amplifiers) no longer offer the ability to connect a separate Equalizer like the older models. The current models no longer provide Input / Output ports for Equalizers.
Q: 8. how do you drive 25v output?
A: Not sure what you are referring to. Please send us your questions via e-mail: AskBH@a href= http://BandH.com target= _blank BandH.com/a
Q: 9. Does the FA 125.2 have tone controls?
A: The Ashly FA-125.2 2-Channel Installation Amplifier does not feature EQ or tone controls.
Q: 10. can this be installed in digiMIX 18?
A: Yes, the Ashly 32-Channel USB-Audio Input / Output Card can be installed in the Ashly digiMIX 18 18-Channel Digital Mixer.
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