About theAshly nX Series nX754 4-Channel Multi-Mode Power Amplifier (75W)
The Ashly nX754 is a versatile four-channel power amplifier designed for multi-zone distributed audio systems in commercial and institutional settings. Each channel delivers 75 watts of power and can be independently configured for low-impedance (8 ohms) or constant-voltage (70V/100V) operation, providing significant flexibility to drive a variety of loudspeaker types within a single installation. This makes the amplifier well-suited for applications such as retail stores, restaurants, offices, and schools where different zones may require different speaker topologies. The amplifier employs efficient Class-H technology, which offers a good balance between output capability and power consumption, contributing to reliable performance and reduced operational costs over time.The nX754 is engineered for straightforward integration and reliable operation, featuring comprehensive protection circuitry including thermal, short-circuit, and overload protection to safeguard both the amplifier and connected loudspeakers. Its front panel provides clear LED indicators for power, signal presence, and fault conditions on each channel, allowing for quick visual status assessment. Connectivity is facilitated through balanced XLR and terminal block inputs, offering flexibility for different audio source connections, while the output side utilizes robust binding posts and terminal blocks to accommodate various wiring methods for speaker installation.Housed in a durable 2U rack-mountable steel chassis, the amplifier is built for continuous use in fixed installations. It incorporates a variable-speed fan that adjusts cooling based on thermal demand, ensuring quiet operation suitable for noise-sensitive environments. While it functions primarily as a dedicated power amplifier, its design allows for potential future integration into networked systems via an optional network card, which would enable remote monitoring of basic functions. The Ashly nX754 combines flexible power delivery, robust construction, and essential protection features to provide a dependable and scalable amplification solution for a wide range of professional audio reinforcement applications.
Key Features
• Selectable Output Modes: Configure each channel for low-impedance or constant voltage.• High-Efficiency Class-D: Energy-efficient technology in a lightweight, rack-mountable chassis.• Energy Management System (EMS): Automatic, defeatable sleep mode draws less than 1W.• Flexible Inputs and Controls: Includes remote DC level control and configurable high-pass filters.• Universal Power Supply: A switch-mode power supply automatically detects 100V–240V AC operation.• Extensive Protection Circuitry: Includes output over-power and thermal monitoring for reliable performance.
Ashly nX Series nX754 4-Channel Multi-Mode Power Amplifier (75W) Specs
Amplifier Performance Channels4 Power per Channel75W Output ModeLow-Z (8Ω), 70V, 100V Inputs & Outputs Input ConnectorsXLR, Terminal Block Output ConnectorsBinding Post, Terminal Block Protection & Indicators Protection CircuitsThermal, Short, Overload Front Panel LEDsPower, Signal, Fault Cooling & Physical CoolingVariable Speed Fan Rack Units2U Input Voltage100-240V AC Network Capability Network OptionOptional Card Slot
Key Features
• Selectable Output Modes: Configure each channel for low-impedance or constant voltage.• High-Efficiency Class-D: Energy-efficient technology in a lightweight, rack-mountable chassis.• Energy Management System (EMS): Automatic, defeatable sleep mode draws less than 1W.• Flexible Inputs and Controls: Includes remote DC level control and configurable high-pass filters.• Universal Power Supply: A switch-mode power supply automatically detects 100V–240V AC operation.• Extensive Protection Circuitry: Includes output over-power and thermal monitoring for reliable performance.
