Safety Instructions (continued)

1)Read these instructions in their entirety.

2)Store this manual and packaging in a safe place.

3)Heed all warnings.

4)Follow instructions (do not take shortcuts).

5)Do not use this apparatus near water.

6)Clean only with a dry cloth.

7)Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.

8)Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatuses that produce heat.

9)Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other. The grounding-type plug has two blades and a third grounding prong. The wide blade or the third prong is provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.

10)Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.

11)Only use attachments and accessories specified by the manufacturer.

12)Use only a compatible rack or cart for the final resting position.

13)Unplug this apparatus during lightning storm or when unused for a long period of time.

14)Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in a way such as: power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.

15)To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture.

4Earthquake Sound Corp. (510) 732-1000 www.earthquakesound.com

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Earthquake Sound IQ-52S, IQ-52R, IQ-52P user manual Safety Instructions
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IQ-52P, IQ-52S, IQ-52R specifications

Earthquake Sound has a long-standing reputation for delivering powerful and innovative audio solutions, and their IQ series subwoofers, namely the IQ-52R, IQ-52S, and IQ-52P, demonstrate that commitment to quality and performance. These subwoofers are engineered to bring an impressive depth of sound to any audio system, catering especially to bass enthusiasts who appreciate low-frequency response in music and home theater applications.

The IQ-52R is a robust, rear-firing subwoofer designed for maximum performance and flexibility. One of its standout features is its powerful 500-watt RMS power handling, allowing it to reproduce deep bass with clarity and impact. The rear-firing design enhances the coupling of the subwoofer with room boundaries, providing an immersive audio experience. The enclosure is built with high-quality MDF, adding to its durability while minimizing unwanted resonance.

Meanwhile, the IQ-52S serves as a side-firing subwoofer, which offers a slightly different placement option for audiophiles. The side-firing orientation allows it to be positioned against a wall without compromising sound quality. With the same impressive power handling and a frequency response down to 25 Hz, the IQ-52S excels in delivering that low-end rumble that is essential for movie soundtracks and music. Its front-mounted controls allow for easy tweaking of volume and phase settings, accommodating a variety of room acoustics.

The IQ-52P rounds out the series as a ported subwoofer, which enhances airflow and increases efficiency, thus delivering louder bass at lower frequencies. The ported design complements this model’s 500-watt power handling, ensuring it can fill larger spaces without losing bass quality. This subwoofer is equipped with advanced circuitry that protects its components from overheating and distortion, ensuring long-term reliability.

Across the IQ series, Earthquake Sound employs technologies such as advanced digital signal processing and high-efficiency amplifiers to optimize performance. Each model is also equipped with various connectivity options, making integration into existing audio systems seamless. The IQ-52R, IQ-52S, and IQ-52P are designed to work both individually and in combination, providing users with the flexibility to create a bass response tailored to their specific environments and preferences.

In summary, Earthquake Sound's IQ series subwoofers are a testament to superior engineering, offering exceptional sound quality, versatility, and robust construction. With unique features tailored to different listening preferences and environments, they set a high standard for audio performance in home entertainment systems.
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