Front Features

1)Power Switch: Switch to “ON” to turn on or to use the Auto on music sensing feature.

3)Auto Music Sensing: Amplifier automatically turns on when it senses signal.

2) LED Light:

Green light signifies the amp is on.

1) Power Switch:

In order to enable the auto on music sensing feature, please see 3.

3)To Enable Auto Music Sensing:

A)Back toggle switch must be set to “RCA” (the down position).

B)Front toggle switch must be set to “AUTO ON”.

C)Power switch must be set to “ON”.

D)With signal, amplifier comes on right away.

E)When there is no signal for three minutes, the amplifier shuts off.

4)Bypass/Lowpass Toggle Switch:

When set to Bypass, it overrides the phase and crossover controls. They are only to control low frequencies.

5) Phase Setting:

If you are using the XJ-300FR to power a subwoofer, you will need to set the arrival time of the subwoofer’s frequencies to that of your speakers. To do this with the highest accuracy, you will need an SPL meter supplied at most electronics stores.

To set the phase:

A)Send a 50Hz continuous tone signal through the speakers and the subwoofer at the same time.

XJ-300FR Manual

Earthquake Sound Corp. www.earthquakesound.com

Page 5 Page 7
Page 6
Image 6
Earthquake Sound XJ-300 FR Front Features, Power Switch, To Enable Auto Music Sensing, Bypass/Lowpass Toggle Switch
Page 5 Page 7

XJ-300 FR specifications

The Earthquake Sound XJ-300 FR is an innovative subwoofer that stands out in the realm of home audio systems, specifically designed to enhance the low-frequency response of any setup. Renowned for its astounding performance, this model is particularly popular among audiophiles and home theater enthusiasts who seek deep, resonant bass without compromising on clarity.

One of the standout features of the XJ-300 FR is its powerful 300-watt RMS amplifier, which delivers a maximum of 1,000 watts peak power. This robust amplification ensures that even the most demanding audio tracks are handled with ease, providing a punchy and immersive sound experience. The subwoofer is equipped with a 12-inch high-excursion driver that is engineered to produce rich and well-defined bass, while its advanced design minimizes distortion and maximizes efficiency.

The XJ-300 FR employs a unique front-firing design that allows for greater flexibility in placement within any room. This orientation not only provides clearer bass response but also helps in blending well with other components of the audio system, ensuring that the entire sound spectrum is balanced. The adjustable crossover frequency empowers users to tailor the low-frequency output according to their preferences, ensuring an optimal listening experience for any genre of music or type of film.

Another noteworthy aspect of the XJ-300 FR is its advanced digital signal processing (DSP) technology. This feature enhances the subwoofer's performance by allowing for dynamic equalization and room correction, compensating for acoustic anomalies that can affect sound quality. Additionally, the subwoofer comes equipped with controls for phase adjustment and volume, giving users complete command over their audio setup.

Durability is a key characteristic of the XJ-300 FR, with its robust cabinet construction designed to minimize vibrations and reverberations that can detract from sound quality. The stylish finish complements modern home décor, allowing it to blend seamlessly with entertainment spaces.

In conclusion, the Earthquake Sound XJ-300 FR is a remarkable subwoofer that combines high power, advanced technology, and thoughtful design to deliver exceptional audio performance. Its features make it an excellent choice for anyone seeking to elevate their sound experience, making it a worthwhile investment for both casual listeners and serious audiophiles.
Top Page Image Contents