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Xi-1152/94
X-Array Install

Two-Way, Full-Range,
Sound-Reinforcement
System

• Ring-Mode Decoupling (RMD™)
• Substantially improved vocal range

performance

• New EVX-155 woofer with 3-dB additional

LF output, increassed power handling/
lower distortion

• New DH6 compression driver
• New HF horn (90° x 40°) fully rotatable for

vertical or horizontal suspension

Applications

The Xi-1152/94 loudspeaker system is ideal

for any professional touring or installation

application requiring accurate, high-level

sound reinforcement.  Because of the unique

performance capabilities featured in this sys-

tem, the Xi-1152/94 offers on extremely

wide-range music reproduction as well as

accurate vocal coverage and maximized in-

telligibility.

The Xi-1152/94 and associated controller

combinations are recommended for applica-

tions requiring full bandwidth down to 50 Hz.

Description

Introducing a family of advanced sound

reinforcement products for everyone who

desires the sound quality of Electro-Voice's

X-Array™ touring systems. X-Array In-

stall™ is the ideal choice for small-to-me-

dium array configurations and fixed instal-

lations of any size.

Inspired by the most demanded features

of EV's acclaimed X-Array™ touring sys-

tems, the X-Array Install™ series incorpo-

rates a potent combination of very high out-

put, medium- to long-throw "cells," and

Ring-Mode Decoupling (RMD™).

RMD™

Ring-Mode Decoupling is the same ad-

vanced technology built into the X-Array™

touring series. RMD™ produces substan-

tially improved tonal character and fidelity

whether operated at low or extremely high

sound pressure levels. RMD™ attacks time

domain "ringing modes" at their sources.

Mechanical solutions resolve mechanical is-

sues, and acoustical solutions address acous-

tical modes found in all sound reinforcement

systems. The combination of each RMD™

technique provides improved tonal charac-

ter and fidelity at increasing drive levels. The

result is clear, even sound quality with vastly

improved intelligibility.

DH6 Large-Format Driver

All multiway systems in the series are

equipped with EV's newly developed DH6

large-format compression driver. The DH6

compression driver incorporates many

RMD™ techniques, including a new tita-

nium diaphragm with increased internal me-

chanical damping that provides clear, intel-

ligible upper vocal performance. The phase

plug placed close to the diaphragm improves

acoustic damping and boosts output in the

10-to 20-kHz range.

Magnetics

Mid-bass and high-frequency drivers in

X-Array Install™ products use ferrite mag-

netics instead of the neodymium magnetics

used in X-Array™ touring systems. While

neodymium drivers provide unmatched out-

put capabilities, the advanced RMD™ tech-

nology used in X-Array Install™ produces

world class sound reinforcement at very high

levels.

Applications

The Xi-1152/94 loudspeaker system is ideal

for any professional touring or installation

application requiring accurate, high-level

sound reinforcement.  Because of the unique

performance capabilities featured in this sys-

tem, the Xi-1152/94 offers on extremely

wide-range music reproduction as well as

accurate vocal coverage and maximized in-

telligibility.

TheXi-1152/94 is recommended for appli-

cations requiring full bandwidth down to

50 Hz.  Where very high levels of deep bass

are required, maximum performance may be

achieved with the addition of the Xi-1191

(single 18-inch subwoofer) this subwoofer

system features the EVX-180B 18-inch sub-

woofer and is designed to be used with as-

sociated processors.

Summary of Contents for Xi-1152/94

Page 1: ...l solutions resolve mechanical is sues and acoustical solutions address acous tical modes found in all sound reinforcement systems The combination of each RMD technique provides improved tonal charac ter and fidelity at increasing drive levels The result is clear even sound quality with vastly improved intelligibility DH6 Large Format Driver All multiway systems in the series are equipped with EV ...

Page 2: ...he Xi speakers will not be realized The use of amplifiers with significantly higher power ratings will generate maximum dynamic range and fidelity but care must be utilized for longer duration signals as mechanical and thermal damage are possible in the system Under certain circumstances higher rated amplifiers are acceptable It is acceptable to drive the Xi 1152 94 speakers with a stereo power am...

Page 3: ... 3 years from the date of original purchase Additional details are included in the Uniform Limited Warranty statement Electro Voice Accessories are guaranteed against malfunction due to defects in mate rials or workmanship for a period of one 1 year from the date of original purchase Ad ditional details are included in the Uniform Limited Warranty statement Electro Voice Flying Hardware including ...

Page 4: ... using 1 3 octave filtered pink noise with a full spherical measurement system The DN8000 digital electronic unit was used to provide the necessary crossover filters equalization and time delay The polar response of the loudspeaker system at selected 1 3 octave frequencies is shown The selected frequen cies are representative of the polar response of the system 160 Hz 200 Hz 250 Hz 315 Hz 400 Hz 5...

Page 5: ...choic environment using a swept sine wave signal The DN8000 digital electronic unit was used to provide the necessary cross over filters equalization and time delay One watt of power 2 83 volts rms at 250 Hz was applied to the midband of the low frequency section The sound pressure level was nor malized for an equivalent one meter distance 12 5 kHz 3 15 kHz 4 kHz 5 kHz 6 3 kHz 8 kHz 10 kHz 16 kHz ...

Page 6: ... a full spherical measurement system as described for the Polar Response Figure 5 Distortion Distortion for the system was measured on axis in the farfield in an anechoic environ ment with an input signal that would result in a sound pressure level of 115 dB at one meter The Dx34 digital electronic unit was used to provide the necessary crossover fil ters equalization and time delay A fre quency s...

Page 7: ...ll Xi 1152 94 Loudspeaker System 7 Figure 6 Impedance The impedance of each frequency band of the system was measured in an anechoic en vironment Figure 7 Wiring Diagram The wiring diagram of each frequency band of the system is shown Figure 8 Dimensions HF LF ...

Page 8: ...Average see Figure 4 12 3 dB 0 7 dB 1 5 dB Distortion 115 dB SPL at one meter shaped spectrum see Figure 5 Second Harmonic 100 Hz 2 6 500 Hz 0 2 2 000 Hz 1 4 5 000 Hz 1 2 Third Harmonic 100 Hz 0 7 500 Hz 0 3 2 000 Hz 0 1 5 000 Hz 0 1 Transducer Complement HF DH6 driver HP94S 90 x 40 horn LF EVX 155 15 in woofer Impedance see Figure 6 Nominal LF HF 8 16 ohms Minimum LF HF 6 3 12 2 ohms Input Connec...

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