Emotiva XPA-1 Reference Differential Amplifier

Professional 500 Watt Amplifier Features

Audiophile Quality Differential Amplifier .

500 Watt RMS Mono-Block Amplification

Low noise 1.2 KVA toroidal power transformer

Complementary, discrete power amplifier design incorporating high current, high speed, ON semiconductor power devices

Channel status indicators for standby, operate, and fault

Completely stable into 4 ohm loads

Signal to Noise Ratio is greater than 100dB, unweighted reference full output

THD .03% at rated power, 20Hz – 20kHz

Fully protected from all fault conditions

Soft start circuitry

External trigger turn on

Soft touch power switch

4RU chassis w/ solid milled aluminum faceplate

IEC power inlet, 115/230 VAC Auto configurable

Front Panel Layout

Front Panel LED Display

The front panel display contains Status LED lighting to indicate the condition of the XPA-1.

NO LED =

Amplifier is OFF

BLUE LED =

Normal Operation

FLASHING RED LED = Fault Condition

See “Troubleshooting” section for details.

Front Panel Power Switch

This switch provides the ON/OFF control of the XPA-1 from the front panel. When the unit is off and in standby mode, the switch illuminates amber. Automatic switching is accomplished with the 3.5mm trigger input on the back panel using a 5-12VDC control signal.

Rubber Feet

These rubber feet keep the XPA-1 elevated for bottom ventilation as well as for vibration isolation.

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Emotiva manual Emotiva XPA-1 Reference Differential Amplifier, Front Panel Layout

XPA-1 specifications

The Emotiva XPA-1 is a powerful and sophisticated monoblock amplifier designed for audiophiles who demand high performance and exceptional sound quality. With a power output of 1000 watts per channel into 8 ohms, and doubling the power to 2000 watts into 4 ohms, the XPA-1 is engineered to drive even the most demanding speakers with ease.

One of the key features of the XPA-1 is its fully balanced design. This configuration minimizes distortion and improves dynamic range by reducing the noise floor, allowing for a cleaner and more detailed sound. The amplifier employs a Class A/B topology, ensuring that sound quality remains pristine while delivering the high power needed for demanding audio applications. This hybrid design combines the efficiency of Class B operation with the low distortion characteristics of Class A amplification.

Thermal management is another critical aspect of the XPA-1. The amplifier is equipped with a robust heat sink and thermal protection circuitry, ensuring that it operates safely and efficiently even during extended listening sessions. The design allows for quiet operation, minimizing the impact of fan noise, a common concern with high-power amplifiers.

The XPA-1 features high-quality components, including custom-wound toroidal transformers, which provide a stable power supply. This contributes to the amplifier's impressive transient response and dynamic capability, allowing it to handle complex musical passages and peak demands effortlessly. Additionally, the use of high-grade capacitors further enhances performance, ensuring that audio playback is not only powerful but also accurate and lifelike.

Another notable feature is the XPA-1's RCA and XLR inputs, providing versatile connectivity options for various audio sources. This enhanced flexibility allows users to integrate the amplifier seamlessly into their existing audio systems, whether for home theater setups or high-end stereo configurations.

Emotiva's attention to detail extends to the build quality of the XPA-1. With a sleek and sturdy chassis, the amplifier is designed to endure the rigors of everyday use while complementing any high-end audio environment. The front panel features a unified design with neatly arranged controls, making it user-friendly and aesthetically appealing.

In summary, the Emotiva XPA-1 is a high-performance monoblock amplifier that combines advanced technology, exceptional power output, and robust build quality. Its fully balanced design, powerful Class A/B amplification, and high-quality components make it an attractive option for audiophiles looking to elevate their sound systems to new heights. Whether for music or home theater applications, the XPA-1 delivers an uncompromising listening experience that truly captivates.