FEATURES

4

 

2

1

 

 

 

 

8

 

 

7

6

5

3

 

 

 

 

 

 

 

 

 

 

 

 

 

External

 

High-Pass

Full-Range

 

 

 

Level

 

 

 

On

Speaker

L

 

L

Protection

 

 

 

 

 

 

Off

 

 

 

 

Pins:

 

 

 

 

R

 

R

 

 

 

Phase

 

1

+ or 2 + = (+)

 

 

 

 

 

0

 

180

9

1

- or 2 - = (-)

 

 

 

 

Power

 

 

 

To ACT-18XS

 

Outputs

Input

 

 

 

 

 

 

 

 

 

 

 

 

 

B-52

 

 

 

 

 

 

 

 

 

M

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

.A

 

 

 

 

 

 

 

 

 

A

S

 

 

 

 

 

 

 

 

 

 

 

DE IN U.

 

 

 

 

 

 

 

 

 

 

 

Digital

 

 

 

 

 

 

 

 

 

Amplifier

 

 

 

 

 

 

 

 

 

ACT-18X

 

 

 

 

 

 

 

 

Designed by ETI Sound Systems /

 

 

 

 

 

 

 

 

B-52 Pro Audio, Huntington Park, CA

 

 

 

 

 

 

 

 

Model: ACT-18. May be covered by

 

 

 

 

 

 

 

 

one or more patents pending.

 

 

 

 

 

 

 

10

 

 

 

ON

 

 

 

 

 

 

 

 

 

Power

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

 

 

 

 

 

11

 

 

Fuse

 

 

 

 

 

 

 

 

 

12

 

 

 

12 Amp

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WARNING: To reduce the risk or fire or

 

 

 

 

 

 

 

 

 

 

 

 

CAUTION

 

 

 

 

 

 

 

120 V AC 60 Hz

 

RISK OF ELECTRIC SHOCK

electrical shock do not expose this equipment

 

 

 

 

 

 

 

DO NOT OPEN

to rain or moisture. Please read instructions

 

 

 

 

 

 

 

 

 

prior to operation.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

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ETI Sound Systems, INC ACT-18X manual Features, Off

ACT-18X specifications

ETI Sound Systems, INC introduces the ACT-18X, a powerful subwoofer that redefines performance in the world of sound reinforcement. Designed for professional applications, the ACT-18X stands out for its exceptional acoustical precision and robust construction, making it an ideal choice for venues ranging from concert halls to outdoor events.

At the heart of the ACT-18X is a high-efficiency 18-inch neodymium woofer, designed to deliver deep, thunderous bass with minimized distortion. This driver is engineered to handle high power, enabling the subwoofer to produce a maximum sound pressure level that surpasses many competitors in its class. Coupled with a custom-designed horn-loaded enclosure, the ACT-18X optimizes sound projection while maintaining clarity, providing an immersive listening experience.

The ACT-18X incorporates advanced DSP (Digital Signal Processing) technology, allowing for precise tuning and equalization. Users can access various presets tailored for different environments, ensuring optimal performance regardless of the venue. This technology also facilitates effective crossover management, seamlessly integrating the subwoofer with full-range systems for a cohesive sound.

Durability is another key feature of the ACT-18X. Its rugged plywood construction, reinforced with internal bracing, ensures that the cabinet can withstand the rigors of touring and heavy usage. The enclosure is finished with a tough, weather-resistant coating, providing additional protection during outdoor events. The subwoofer also includes integrated fly points and caster wheels, enhancing its portability and ease of setup.

Connectivity is simplified with multiple input and output options, including Neutrik connectors, which ensure a secure and reliable signal path. The ACT-18X can be utilized in a variety of configurations, including single-unit setups, horizontal or vertical stacking, and integration into larger arrays, making it highly versatile for sound professionals.

In summary, the ACT-18X from ETI Sound Systems, INC is a premier subwoofer tailored for serious sound reinforcement applications. With its powerful 18-inch driver, advanced DSP capabilities, durable design, and flexible connectivity options, this subwoofer is built to deliver outstanding performance, making it a vital component of any professional audio setup. Whether for concerts, festivals, or events, the ACT-18X promises to elevate the audio experience to new heights.