Peavey ILS 1294 H Frequency Response, Harmonic Distortion, Directivity, Mounting, Power Handling

Frequency Response	times the RMS level, this strenuous
	test signal assures the user that every
This measurement is useful in
	portion of this system can withstand
determining how accurately a given
	today's high technology music. This
unit reproduces an input signal. The
	rating is contingent upon having a
frequency response of the ILS 1294H
	minimum of 3 dB of amplifier
is measured at a distance of 1-meter
	headroom available.
using a 1 Watt (into the nominal
	Harmonic Distortion
impedance) swept-sine input signal.
As shown in figure 1, the selected	Second and third harmonic
drivers in the ILS™ 1294H combine to	distortions vs. frequency are plotted in
give a smooth frequency response	figures 5 and 6 for two power levels,
from 63 Hz - 18.5 kHz.	ten percent (10%) of rated input
Directivity	power and either one percent (1%) of
	rated input power or one watt,
Beamwidth is derived from the
	whichever is greater. Distortion is read
-6 dB points from the polar plots (see
	from the graph as the difference
figure 3) which are measured in a
	between the fundamental signal
whole space anechoic environment.
	(frequency response) and the desired
Q and Directivity Index are plotted for
	harmonic. As an example, a distortion
the on-axis measurement position.
	curve that is down 40 dB from the
These are specifications that provide
	fundamental is equivalent to 1%
a reference to the coverage
	distortion.
characteristics of the unit. These
	Mounting
parameters provide insight for proper
placement and installation in the	Caution: Before attempting to
chosen environment. The blending of	suspend this speaker, consult a
the components of the ILS 1294H	certified structural engineer. Speaker
exhibit a desirable beamwidth and	can fall from improper suspension,
directivity (figure 3 and 4) suitable for	resulting in serious injury and property
sound reinforcement applications.	damage. Other enclosures may be
Power Handling	suspended below one ILS 1294H.
	However, the combined weight of
There are many different
	additional enclosures and all cables,
approaches to power handling ratings.
	clamps and other hardware must not
Peavey rates this loudspeaker
	exceed 320 pounds. The ILS 1294H
system’s power handling using a full-
	weighs 80 pounds and the maximum
range form of the AES Standard 2-
	combined weight suspended from the
1984. Using audio band 20 Hz to
	uppermost mounting bracket
20 kHz pink noise with peaks of four
	assemblies must not exceed 400

pounds. Maximum enclosure angle is 45°. Use only the correct mating hardware. All associated rigging is the responsibility of others.

Architectural and Engineering Specifications

The loudspeaker system shall have an operating bandwidth of 63 Hz

-18.5 kHz. The nominal output level shall be 96.0 dB when measured at a distance of one meter with an input of one Watt. The nominal impedance shall be 8.0 Ohms. The maximum continuous power handling shall be 750 Watts, maximum program power of 1,500 Watts and a peak power input of at least 3,000 Watts, with a minimum amplifier headroom of 3 dB. The nominal radiation geometry shall be 90 degrees in the horizontal plane and 40 degrees in the vertical plane. The outside dimensions shall be 17.50 inches high by 30.75 inches wide by 17.50 inches deep. The weight shall be 80 pounds. The loudspeaker system shall be an Architectural Acoustics model ILS 1294H.

3 + 2 YEAR LIMITED WARRANTY

NOTE: For details, refer to the warranty statement. Copies of this statement may be obtained by contacting Peavey Electronics Corporation, P.O. Box 2898, Meridian, Mississippi 39301-2898.

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