ProAudio SW18 Manual de usuario

SW18
Manual
SW18
Subwoofer

2
Dear user,
first of all we would like to say a big thank you for your decision
and the confidence you were thus placing in us.
On the following pages you will find important information and
technical instructions regarding the correct usage and care of the
loudspeaker.
Pleae read this manual carefully before initial operation and do
observe all safety instructions.
This manual is an essential part of the product. Please keep the
manual in a safe place for future reference to have it at hand,
should any questions or uncertainties arise.
If you pass on the product to a third party, among other things,
you need to make sure that the manual is enclosed with the
product.
In case you might need additional manuals, we ask you to contact
us.
ProAudio Technology GmbH
Hermann-Schwer-Strasse 3
78048 Villingen-Schwenningen
Germany
Phone: +49 (0) 77 21 / 99 81 96 - 0
Fax: +49 (0) 77 21 / 99 81 96 - 9
info@proaudio-technology.de
www.proaudio-technology.de
Symbols:
Hazardous
voltage
Caution
danger
Strictly
observe
Information on the manual:
Manual
SW18 Subwoofer Version 1.1 ENG
ProAudio Technology Last update November 2012
Copyright © ProAudio Technology GmbH 2012
Items delivered:
• Subwoofer
• Manual
Contents:
• Symbols. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
• General Safety and Care Instructions . . . . . . . . . . . . . . . . . 3
• Description and Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
• Operation on System Amplifiers . . . . . . . . . . . . . . . . . . . . . 4
• Operating Modes
[1] SW18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
[2] Mixed Operation SW18 and SW28 . . . . . . . . . . . . . . . . 6
[3] Mixed Operation SW18 and SW28 CSA . . . . . . . . . . . . 8
• Drawings / Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
• Technical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
• Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
• Declaration of Conformity . . . . . . . . . . . . . . . . . 11

SW18
3
General Safety Instructions:
Professional loudspeakers can produce harmful sound pressure
levels. SPLs above 95 dB can permanently damage your hearing.
Observe the relevant guidelines regarding working safety and
health protection.
To avoid physical and personal damages due to loudspeakers
dropping or tumbling over, please make sure that the speakers
stand safely on a firm ground.
Vertically stacked loudspeakers must be secured sufficiently with
tension belts against unintentional movement.
Check all cabinets and accessories regularly for wear, especially
the flying rails and the tripod flange. Replace them if necessary.
Make sure that during operation on spacer tubes, no persons will
stand close to the loudspeakers.
Use only accessory parts specified by ProAudio Technology or
original accessory parts from ProAudio Technology.
Loudspeakers always produce a magnetic field. Make sure
that during transport, setup and disassembly and also during
operation of the loudspeakers no objects (such as laptops,
harddisk drives, credit cards and the likes) get close to the
speakers which could become damaged by the magnetic field.
People who have a pacemaker must keep a safety clearance.
The minimum recommended safety clearance is 1 m.
Do not set up the loudspeakers in places where they are
permanently exposed to moisture, dust, dirt or direct sunlight.
Care:
Wipe the surface of loudspeakers only with a damp cloth and
pure water.
In case of heavy pollution, repeat the above procedure several
times if necessary.
Do not use any chemical additives or aggressive detergents, as
these may harm and damage the surfaces.

4
Note:
Only one 4-pole cable is
required to connect 2-channel
combinations of several SW18
and tops.
Only one 4-pole cable is required
to connect 2-channel sub arrays
like e.g. 2 x 4 SW18.
Description:
The SW18 is a compact 18“ bassreflex subwoofer for sound
systems with an active frequency crossover.
It can be used for all kinds of sound reinforcement, from stand-
alone applications to massive cardioid subwoofer arrays. Large,
symmetrically positioned bass reflex ports allow a controlled and
loss-free low-end reproduction.
Operation is to be made (exclusively) using the
ProAudio Technology system amplifiers. Two different
setups – omnidirectional (front) and cardioid (front and rear)
– enable a practice-oriented usage. Alternatively you can also
use amplifiers of the Hoellstern DELTA series with built-in DSP.
If you have any questions regarding this issue, please contact
ProAudio Technology.
Cabinet:
The cabinet is made of 15 mm birch multiply wood and coated
with a robust two-component texture paint finish. It is fitted
with four recessed handles, an M20 steel flange, two front lid
attachments and four stacking feet with matching recesses
on the opposite side. Behind the front grille is a layer of black
acoustic foam.
Connection:
The connections are made on the rear side through two Neutrik
NL4 SpeakON sockets wired in parallel.
Pin pair 1 may be used to hook up tops (slave-through option).
Pin pair 2 is connected to the subwoofer chassis.
There are two additional SpeakON connectors on the front side.
Pin pair 1 of the front sockets is connected to the subwoofer
chassis. These connectors have been provided for optionally
tapping off a second channel with sub arrays or cardioid sub
arrays (CSA operation mode). The CSA mode will be explained in
detail on the following pages of this manual.
Combinations of SW18 and tops, which are supplied via a 4-pole
speaker cable, must only be connected at the rear SpeakON
sockets of the SW18 subwoofers!
Never use the SpeakON sockets on the front side.
Operation on System Amplifiers:
The amplifier configuration software will display help texts for the
individual loudspeakers. Select a setup which contains the name
“SW18“. The “CSA“ (Cardioid Sub Array) option must be used for
cardioid applications.
On the DELTA8.4-DSP system amplifier up to two SW18 can be
driven per channel.
On the DELTA14.4-DSP system amplifier a maximum of four
SW18 can be driven per channel.
Details will be shown by the software upon entering the number
of SW18 subwoofers per channel.
Note:
Use the SW18 subwoofer only
on system amplifiers with the
available setups. Otherwise there
may be a risk of damage and
inadequate performance.

SW18
5
FrontFront
FrontFront
Front
Front
DELTA 8.4-DSP / 14.4-DSP – 2 x 2-pc Sub Array [SW18 – 2 CH]
All four SW18 subwoofers are wired using 4-pole speaker cables. Two
subwoofers on either side are each driven by one dedicated amplifier
channel. Two amplifier channels will be assigned.
DELTA 14.4-DSP – 2 x 3-pc Sub Array [SW18 - 2 CH]
All six SW18 subwoofers are wired using 4-pole speaker cables. Three
subwoofers on either side are each driven by one dedicated amplifier channel.
Two amplifier channels will be assigned.
Operating Modes
DELTA 8.4-DSP / 14.4-DSP [SW18]
Both SW18 subwoofers are wired using 4-pole speaker cables.
One amplifier channel will be assigned. Pin pair 1 may be used for tops.
DELTA 14.4-DSP [SW18]
All three SW18 subwoofers are wired using 4-pole speaker cables.
One amplifier channel will be assigned. Pin pair 1 can be used for tops.
[1] SW18:

6
FrontFront
Front Front
Front
DELTA 14.4-DSP – 2 x 3-pc Cardioid Sub Array [SW18-CSA]
All six SW18 subwoofers are wired using 4-pole speaker cables. The four
front- and the two back-firing subwoofers are each driven by one dedicated
amplifier channel.
Two amplifier channels will be assigned.
DELTA 8.4-DSP / 14.4-DSP
[SW18-CSA]
With ground coupling:
DELTA 8.4-DSP / 14.4-DSP
[SW18-CSA]
Without ground coupling:
DELTA 8.4-DSP/ 14.4-DSP – 1 x 3-pc Cardioid Sub Array [SW18-CSA]
All three SW18 subwoofers are wired using 4-pole speaker cables. The two
front-firing subwoofers and the single back-firing subwoofer are each driven
by one dedicated amplifier channel.
Two amplifier channels will be assigned.

SW18
7
DELTA8.4-DSP / DELTA14.4-DSP SW18
Both subwoofers are wired using 4-pole speaker cables.
On the DELTA8.4-DSP system amplifier two amplifier channels will be
assigned.
On the DELTA14.4-DSP system amplifier one amplifier channel may be
assigned and pin pair 1 is still free for tops.
[2] Mixed operation SW18 and SW28:
Under acoustical, mechanical and visual aspects the SW18 is fully
compatible to the SW28 subwoofer. Both subwoofers may be combined in
any desired configurations and setup variants. Likewise cardioid sub arrays
(CSA) are possible in a mix mode with SW18 / SW28.
The minimum impedance is 2 ohms on the DELTA14.4-DSP system amplifier
and 4 ohms on the DELTA8.4-DSP system amplifier.
DELTA8.4-DSP / DELTA14.4-DSP SW18
All three subwoofers are wired using 4-pole speaker cables.
On the DELTA8.4-DSP system amplifier two amplifier channels will be
assigned.
On the DELTA14.4-DSP system amplifier one amplifier channel may be
assigned and pin pair 1 is still free for tops.
DELTA8.4-DSP / DELTA14.4-DSP SW18
Three subwoofers per side are wired using 4-pole speaker cables.
On the DELTA8.4-DSP system amplifier four amplifier channels will be
assigned.
On the DELTA14.4-DSP system amplifier two amplifier channels may be
assigned and pin pair 1 is still free for tops.

8
Front
Rear
Front Rear Front
Front
Rear
[3] Mixed operation SW18 and SW28 CSA:
DELTA8.4-DSP / DELTA14.4-DSP SW18-CSA
Both subwoofers are wired using 4-pole speaker cables.
The front-firing SW28 subwoofer and the back-firing SW18 subwoofer
are each driven by one dedicated amplifier channel.
Two amplifier channels will be assigned.
DELTA14.4-DSP SW18-CSA
All five subwoofers are wired using 4-pole speaker cables.
The four front-firing SW18 subwoofers and the single back-firing SW28
subwoofer are each driven by one dedicated amplifier channel.
Two amplifier channels will be assigned.
DELTA14.4-DSP SW18-CSA
All five subwoofers are wired using 4-pole speaker cables.
The four front-firing SW18 subwoofers and the single back-firing SW28
subwoofer are each driven by one dedicated amplifier channel.
Two amplifier channels will be assigned.
With ground coupling

SW18
9
Front Rear Front Front Rear Front
Front
Rear
Front
DELTA14.4-DSP SW18-CSA
All four subwoofers are wired using 4-pole speaker cables. The front-firing
SW18 and SW28 subwoofers and the single back-firing SW28 subwoofer
are each driven by one dedicated amplifier channel.
Two amplifier channels will be assigned.
DELTA14.4-DSP SW18-CSA
Five subwoofers on either side are wired using 4-pole speaker cables.
The four front-firing SW18 subwoofers and the single back-firing SW28
subwoofer are each driven by one dedicated amplifier channel.
Four amplifier channels will be assigned.
Without ground coupling

10
605
585
580
605
Drawings / Dimensions:
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