Dimensions Frequency Response and Impedance

I-282H	Dimensions Frequency Response and Impedance

13.82"

351 mm

11.44" 290.5 mm

Front

Side

10.21"	26.17"
259.3 mm	664.7 mm

Top

Frequency Response and Impedance* (I-282H)

Frequency Response and Impedance** (0˚, 20˚, 40˚, 60˚)

*Graph shows free field SPL at 1 W, 1 m

**1/3rd octave smoothing applied to off-axis curves for clarity

Specifications subject to change without notice.

dBSPL

100										72
100										72
95										66
90										60
85										54
80										48
75										42
70										36
65										30
60										24
55										18
50										12
45										6
40										0
40										0
20 Hz	50	100	200	500	1K	2K	5K	10K	20K
				Frequency (Hz)
110
110
105
100
95
90
85
80
75
70
65
60
55
50
50
20 Hz	50	100	200	500	1K	2K	5K	10K	20K
				Frequency (Hz)

Ohm

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qscaudio.com

I-282H Spec Sheet 06/19/08

ISIS I-282H specifications

QSC Audio has long been recognized as a leader in professional audio solutions, and the ISIS I-282H stands out as one of its premier loudspeaker offerings. This full-range, two-way loudspeaker is designed for demanding applications in both fixed installations and portable sound systems, showcasing QSC’s commitment to quality and innovation.

At the core of the ISIS I-282H is its advanced driver technology. The loudspeaker features a high-performance 8-inch (200 mm) woofer that provides exceptional low-frequency response, ensuring clarity and impact across a broad range of sound applications. Complementing the woofer is a 1.4-inch (35 mm) compression driver, which delivers crisp, distinct high frequencies. The carefully designed crossover network optimally distributes frequencies, resulting in a smooth and balanced sound profile that can easily fill large spaces.

One of the standout characteristics of the ISIS I-282H is its robust construction. The cabinet is made from durable plywood and finished with a weather-resistant coating, making it suitable for various environments, including outdoor events. The enclosure is designed to minimize unwanted resonance, promoting clean sound reproduction. Additionally, the enclosure features multiple mounting points, allowing for versatile installation options, whether suspended from a ceiling or mounted on a stand.

The ISIS I-282H also integrates QSC’s proprietary Waveguide technology, which enhances dispersion patterns and ensures even sound coverage across the listening area. This feature is particularly beneficial in larger venues and can help reduce feedback issues while maximizing audience engagement.

For added flexibility, the loudspeaker is equipped with quick connect terminals for easy setup and teardown, making it a favorite among audio professionals who need to move equipment quickly between events. Furthermore, the ISIS I-282H is compatible with a variety of external amplifiers, enabling users to tailor their audio experience to their specific requirements.

Overall, the QSC Audio ISIS I-282H combines state-of-the-art technology, exceptional sound quality, and a rugged build, making it an ideal choice for professional audio applications. Whether used in live sound, corporate events, or fixed installations, it delivers reliable performance that meets the high standards of audio professionals.

QSC Audio ISIS I-282H specifications Dimensions Frequency Response and Impedance, Qscaudio.com

Models: ISIS I-282H

I-282H