KV2 Audio ESD Cube User manual

User Guide
ESD Cube
The Future of Sound.
Made Perfectly Clear.
At KV2 Audio our vision is to constantly develop technologies
that eliminate distortion and loss of information providing
a true dynamic representation of the source.
Our aim is to create audio products that absorb you,
place you within the performance and deliver a listening
experience beyond expectations.

Contents
ESD Cube 4
Overview 4
Connection 5
Installation 6
Drawings 7
Frequency characteristics 8
Specications 8
Warranty · Service 9
ESD Cube · Contents
ESD Cube · Contents

4
ESD Cube · Overview
ESD Cube · Overview
Introduction
The ESD Cube is a very high quality ultra compact low prole 5" passive loudspeaker, utilising
a unique trans-coil transducer design for superior vocal reproduction, extended high frequency
response, increased dynamic range and the lowest distortion of any comparable speaker in its
class. Housed in an aluminium enclosure, its compact dimensions make it extremely discreet for
peripheral reinforcement in theaters, bars, clubs, churches, museums or tourist attractions. Along
with the dedicated ESP1000 amplier, a combination of up to 8 ESD Cube units, or 4 Cube units
with either one or two ESD1.10 subwoofers can be operated.
Application
Specically designed as an ultra compact passive loudspeaker system for reproduction of high
quality speech and recorded music.
 Suitable in xed installations as a full range speaker or as a system with accompanying
subwoofers
 Excellent peripheral reinforcement for main KV2 systems
 In-Fill speaker
 Compact spot monitoring / playback
 Ceiling, wall or under balcony mounting
ESD Cube - part number KVV 987 377
Ultra Compact Passive Speaker

ESD Cube · Connection
Connection
The ESD Cube features both Speakon (NL4) connectors and a terminal block. Along with
the ESP1000 amplier, a combination of up to 8 ESD Cube units, or 4 Cube units with either one
or two ESD1.10.
ESD Cube · Connection
5
Example of the connection (4 channels and 8 ESD Cubes) - for more see ESP1000 User Manual (KVV 120 136)

6
ESD Cube · Installation
ESD Cube · Installation
Installation
IMPORTANT! WHEN INSTALLING THE CUBE BRACKET ENSURE YOU USE THE CORRECT
PLUGS AND FIXINGS TO ENABLE SECURE ATTACHMENT TO A SURFACE USING THE SUPPLIED
BRACKET SCREWS. KV2 AUDIO IS NOT RESPONSIBLE FOR ANY FAILURE, DAMAGE OR INJURY
CAUSED BY THE INSTALLER NOT APPLYING THIS DUE CARE AND ATTENTION.
The ESD Cube is supplied with a single Horizontal Bracket, 2 locking screws with spacers and one
3 mm Allen key. Each ESD Cube is equipped with two oval mounting apertures designed for easy
vertical or horizontal attachment.
To enable xing to a ceiling or alternatively to the wall, measure out the center point
of the ESD Cube Wall bracket. There are two extra holes on the Wall Bracket, designed to accept
locking screws - this side belongs on the rear side of the ESD Cube cabinet.
Fix the Wall bracket using one center countersunk screw. Rotate the Wall bracket around
the central screw and set the correct angle of the bracket.
Fix the Wall Bracket using the remaining four countersunk screws. Position the ESD Cube on to
the Wall Bracket‘s pin heads and x it sliding the cabinet down. When mounting the ESD Cube
on the ceiling, slide the cabinet backward and x/secure it using two locking screws and tighten
using the supplied Allen key.
ESD Cube BRACKET
part name:
ESD Cube BRACKET
part number:
KVV 987 408
POSITION 2 / ROTATION 360 °POSITION 1 / ROTATION 25 °

ESD Cube · Drawings
Drawings
ESD Cube · Drawings
7

8
ESD Cube · Frequency characteristics
ESD Cube · Frequency characteristics
Frequency response
Vertical / Horizontal Polarplots
500Hz
1kHz
2kHz
4kHz
8kHz
16kHz
100Hz
125Hz
250Hz

ESD Cube · Specications
Specications
ESD Cube · Specications
9
System Acoustic Perfomance
Max SPL Long-term 116dB
Max SPL Peak 119dB
-3dB Response 120Hz to 18kHz
Recommended Power 100W
Sensitivity 90dB
Impedance 8Ω
Crossover Point no - full range
Full Frequency Transducer
Acoustic Design Closed box, Front Loaded
Magnet Type Neodymium
Protection Thermal breaker - autoreset
Number of Drivers 1
Woofer Size 5" AIC Trans-coil
Diaphragm Material Epoxy Reinforced Cellulose
Speaker Input
Speaker Input 2x Neutrik Speakon®, Terminal Block
Cabinet
Cabinet Material Extruded Aluminium
Color Matt Black or any RAL
Physical Dimensions
Height 154 mm (6")
Width 154 mm (6")
Depth 163 mm (6.4")
Weight 3 kg (6.6lbs)

10
ESD Cube · Warranty · Service
ESD Cube · Warranty · Service
Warranty
Your ESD Cube is covered against defects in material and workmanship.
Refer to your supplier for more details.
Service
In the unlikely event that your ESD Cube develops a problem, it must be returned to an authorised
distributor, service centre or shipped directly to our factory. Because of the complexity of the
design and the risk of electrical shock, all repairs must be attempted only by qualied technical
personnel.
If the unit needs to be shipped back to the factory, it must be sent in its original carton.
If improperly packed, the unit may be damaged.
To obtain service, contact your nearest KV2 Audio Service Centre, Distributor or Dealer.

KV2 Audio International
Nádražní 936, 399 01 Milevsko
Czech Republic
Tel.: [phone]
Email: [email protected]
www.kv2audio.com
KVV120143-00-01-0
The Future of Sound.
Made Perfectly Clear.