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D L S   U LT I M AT E   K I T   U P 4

Thank you for buying a

 DLS ULTIMATE 2-way speaker kit.

This kit must be installed in a correct way to give the wanted 

performance. Read the entire manual before starting the install 

job. 

Install the speakers yourself if you feel confident  with our instruc

-

tions and if you have the proper tools.

 

 If not, turn over the installation job 

to someone better suited to it.
 

Installation of speaker drivers

Mount the bass speakers in the door sides or on the dashboard

An 

installation high up on the door side is to be preferred.

The tweeters can be installed recessed in the door, on the dash board or 

in the A-pillar. 

It’s vital that the filter boxes are attached properly to the interior of the 

vehicle to avoid rattling. Don’t place them close to the internal wiring of 

the car, this can cause interference.

Avoid installing the filter boxes in the door sides because they can easily 

be broken because of rattling or moisture. 

Installation in BMW cars

This speaker kit can be installed in most new BMW-cars if the 4” 

drivers have four attachments. 

The tweeter (T25) fits directly in the A-pillar tweeter attachment 

but we recommend the use of hot melt glue to secure it to the 

surface. 

Break-in period

Allow the speakers to play at normal volume for at least 15-20 hours. 

After this time the performance will be correct.

Connection

Make sure you connect the cables with correct polarity to the speakers. 

Observe the markings on the filter and speaker terminals. 

Technical Assistance

For technical assistance ask the shop where the product was sold or the 

distributor in your country.

You can also send an e-mail to: [email protected]

Information can also be found on our website: www.dls.se

Warranty

This speaker is covered by warranty, depending on the conditions in the 

country where it is sold. If the speaker is returned for service, please in-

clude the original dated receipt (or a copy) with the product.

 

DLS ULTIMATE SPEAKERS

OWNERS MANUAL  

DLS Svenska AB 2012-09-21

UP4

2-way kit

4” / 10 cm

Technical facts

Art. number 

 

10-25304 (for the complete kit)

Size, woofer 

 

10 cm (4”)

Size, tweeter 

 

25 mm / 1” (T25)    

Impedance Z 

 

4 ohm 

 

Nom. power (RMS)   

80  W

Max power 

 

160 W 

Frequency range   

65 Hz - 20 kHz

HP-filter   

 

200 Hz /12 dB slope

Magnet, diameter / height 

35 x 14 mm (neodymium)

Cone material 

 

Kevlar

®

 

*Kevlar is a registered trade mark of duPont

 

Size of drivers:

  

Installation depth    

Bass 45 mm, tweeter 18 mm   

Mounting hole 

 

Bass 100 mm, tweeter 46 mm  

Outer diameter 

 

Bass 100 / 130 mm, tweeter 43 mm 

DLS Svenska AB

P.O. Box 13029, SE 40251 Göteborg, Sweden

Phone: +46 31 84 00 60

E-mail: [email protected], www.dls.se

Crossover / filter connection

This drawing show how to connect the drivers to the passive crossover.

There are two switches on the PC-board, the function of these are des

-

cribed in the text below. There is one filter box for each channel. 

+ Amp -    + Wf -      + Tw -

1.Tweeter level 

select

High

Low

HP In / Out

IN

OUT

Head unit / amplifier

Filter switches

1.

 Tweeter level select is used to adjust the tweeter level. In position 

High the level is +2 dB higher than in Low. Try which level that sounds 

best in your installation.

2.

 HP filter ( HP= High pass) is only used when installed in BMW cars 

equipped with originally installed subwoofer. In this case set the switch 

to position IN, which will reduce frequencies below 200Hz. 

In all other installations the switch must be in position OUT. 

Tweeter

T25

+

-

-

+

4” bass

+

-

Recessed mounting:

You need a hole with a diameter of 46 

mm / 1,81” in the door side. Put the 

two metal wings through the two tracks 

in the centre of the cup, just as the pic-

ture shows, and attach them with the 

M4 screw and nut through the centre 

hole. The cup is attached to the door 

side when the metal wings are press-

sed to the back side of the door. 

Put the tweeter driver into the cup with 

the cable going out through the bottom 

hole. Then attach the driver into the 

cup and turn it clockwise to attach to 

the cup. When removing the tweeter 

driver from the cup, turn it ccw and lift 

it up.

Installation of T25 tweeter

Red marked cable

T25 tweeter in BMW

Surface mounting:

For angled surface mount to-

gether with the angled cup:

The tweeter drivers is at-

tached to the cup by fitting 

the three wings on the angled 

cup into the tracks of the dri-

ver and then turn it clockwise. 

When removing the driver 

from the cup, turn it ccw and 

lift.

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