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If you have any questions about this product, contact
your local dealer or DLS customer support center.

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FACTS ABOUT DLS REFERENCE SERIES

DLS R4, R5A, R6A REFERENCE series

DLS R4

DLS R5A

DLS R6A

Size

4"  (10 cm)

5,25" (13 cm)

6,5" (16 cm)

Nom. power (RMS)

50 Watts

80 Watts

80 Watts

Freq. range

50 Hz-20 kHz

40 Hz-20 kHz

35 Hz-20 kHz

Sensitivity

94 dB

94 dB

94 dB

X-over frequency

4 kHz

4 kHz

4 kHz

Magnet diameter

80 mm / 3,15"

90 mm / 3,54"

100 mm / 3,94"

Mounting depth

58 mm / 2,28"

60 mm / 2,36"

76 mm / 3"

Mounting hole

102 mm / 4"

120 mm / 4,72"

140 mm / 5,51"

Fs / Qts / Vas

96Hz/0,81/1 l

72Hz/0,95/6,9 l

61,5Hz/0,64/15,3 l

Vas 0,035 ft

3

Vas 0,244 ft

3

Vas 0,54 ft

3

MOUNTING:

Mount the speakers in the door or in the dashboard of your car.
Normally they will fit in the cars original mounting hole. If
possible reinforce with a baffle of MDF-board or similar. An in-
stallation high up on the door side is to be prefered.  An
alternative installation is in so called kick panels down on each
side of the floor with the speakers facing up- and inwards
towards the listener. An installation of the tweeter  close to the
bass/mid element is to be prefered. The tweeter can be installed
on the dash-board, or recessed in the door with the accessories
in the kit.
It is important to fasten the speakers properly in order to avoid
bad sound and rattling.
The filters included with the speakers must also be fastened
properly to avoid rattling. Don´t place them close to the  internal
wiring of the car, this can cause interference. Make sure the
cables don´t get jammed causing a short circuit to ground. This
can damage the amplifier circuits.
The speaker grilles are mounted in the plastic speaker frame by
the use of the rubber coumpound included in the packing.
Spread the compound even in the frame.
The sealing strip coming with the kit can be used for improved
sealing between the bass element and the mounting surface.

The tweeter installation is described in the instruction sheet
coming with the tweeters.

Thank you for buying DLS REFERENCE 2-way system.
This instruction will help you  to do a correct installation.
If you want to get the best sound from your speakers we
advice you to read and follow this instruction.
If possible mount the speakers in a baffle of MDF-board or
similar to avoid rattling.
For best result use high quality speaker cables, minimum 1,5
mm

2

. For example the DLS SC 2 x 1,5.

Speaker connection:

The filters in this system should be connected with the
respective speaker element as in the drawing.

NOTE! The filters must be used. If the tweeters are
connected without filter they will be damaged and the
sound reproduction becomes bad.

SPEAKER PHASING

To be sure to have the correct speaker polarity (phase) you
can check this by using a 1,5 Volt battery.
Connect a cable from the battery plus-pole to the speaker
plus, and a cable from the battery minus to the speaker minus.
If the speakers are correctly connected the speaker cone
should move outwards on both right and left channel.
This check must be made on the cables going from the
speakers, to the output terminals of your car stereo or
amplifier.

A 2-way system connected to one channel.  The other
channel must be connected in the same way.

DLS Svenska AB

P.O. Box 13029
S- 402 51 Göteborg, Sweden
Tel. +46 31 840060
Fax +46 31 844021
E-mail: [email protected]
www.dls.se

  THE KIT CONTAINS:

Y

2 pcs bass/mid elements with grilles

Y

2 pcs tweeter with mounting accessories

Y

Mounting accessories and cables

    

Y

    2 pcs filter boxes.

Car Stereo / amplifier

Speaker imp-
edance is 4

    reference

2-way crossover

 INPUT WOOFER  TWEETER

       +

      -

     +

     -

    +

     -

Bass/mid

Tweeter

 -

 +

 +

 -

 -

 +

THE JUMPERS INSIDE THE FILTER:

JUMPER J1

Jumper J1 is used for lowering the x-over frequency to the
tweeter.
J1 position IN:  When the tweeter is mounted apart from
the bass element (for example on the dashboard), use this
position .
J1 position OUT: When both tweeter and bass elements
are mounted close together (for example in the door side),
use this position .

TWEETER LEVEL: JUMPER J2 and J3

Select tweeter  level by moving the small  jumpers (J2 and
J3) inside the filter box.
High level:

J2: IN

J3: IN

Mid level:

J2: IN

J3:  OUT

Low level:

J2: OUT

J3: OUT

DLS Svenska AB 02-03-04

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