DLS CA22 How To Install And Operate Download

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Specifications

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development.
For this reason all or part of specifications & designs
may be changed without prior notice.

CA22, 23, 31, 41 & 51

DLS CLASSIC

CA 22

CA 23

CA41

Number of channels

RMS power out, 4 ohm (0,1% THD)

2 x 60 W

2 x 135 W

4 x 70 W

RMS power out, 2 ohm (0,2% THD)

2 x 100 W

2 x 200 W

4 x 125 W

RMS power out, 4 ohm bridged

1 x 200 W

1 x 400 W

2 x 200 W

Signal to noise ratio, A-weighted

>100 dB

Damping factor

>100

Frequency response

10 Hz - 35 kHz

Input impedance, low level

>10 kohm

Input impedance, high level

100 ohm

High level input with auto start

Yes

Low output (RCA output)

Yes

Input sensitivity

0,25 - 5V

Grand bass adjustable frequency

25 Hz - 80 Hz

Grand bass adjustable gain

0 - 18 dB

Filter highpass /subsonic

15-500 Hz*

15-150 Hz*

see spec. below

Filter lowpass

50-500 Hz*

see spec. below

* can be switched in/out
Power consumption, idle

0,5 A

0,7 A

1,0 A

Fuse

1 x 25 A

2 x 30 A

Dimensions HxWxD(mm)

67x212x250

67x295x250

67x354x250

Dimensions (inch)

2,63x8,35x9,84

2,63x11,6x9,84

2,63x13,93x9,84

Weight

2,5 kg

3,6 kg

4,2 kg

DLS CLASSIC

CA 31

CA51

Number of channels

RMS power out, 4 ohm (0,1% THD)

2 x 65 W

4 x 50 W

RMS power out, 2 ohm (0,2% THD)

2 x 90 W

4 x 80 W

RMS power out, 4 ohm bridged

1 x 170 W

2 x 150 W

Power out mono sub ch. 4 ohml

1 x 170 W

1 x 150 W

Power out mono sub ch. 2 ohm

1 x 280 W

1 x 225 W

Signal to noise ratio, A-weighted

>100 dB

Damping factor

>100

Frequency response

10 Hz - 35 kHz

Input impedance, low level

>10 kohm

>10kohm

Input impedance, high level

100 ohm

High level input with auto start

Yes

Low output (RCA output)

Input sensitivity

0,25 - 5V

Variable phase shift control

0-180 degrees

Filter highpass CH A & B

50-150 Hz*

see spec.

Filter lowpass CH C / E

50-120 Hz*

see spec.

Subsonic filter CH C / E

Fixed 25 Hz*

* can be switched in/out
Power consumption, idle

1,0 A

1,0A

Fuse

2 x 30 A

3 x 30 A

Dimensions HxWxD(mm)

67x340x250

67x419x250

Dimensions (inch)

2,63x13,38x9,84

2,63x16,5x9,84

Weight

4,2 kg

5,3 kg

Filter configuration CA41

Channel A/B:

Highpass: 15 - 500 Hz*
Lowpass: 50(500) - 500(5k) Hz*
(x 10 switch)

Channel C/D:

Highpass: 15(150)Hz - 500(5k)Hz*
(x 10 switch)

* can be switched in/out

Filter configuration CA51

Channel A/B:

Highpass: 15 - 500 Hz*
Lowpass: 50(500) - 500(5k) Hz*
(x 10 switch)

Channel C/D:

Highpass: 15(150)Hz - 500(5k)Hz*
(x 10 switch)

Channel E:

Lowpass 60 Hz - 120 Hz
Subsonic fixed 25 Hz*

* can be switched in/out

All above output power
ratings at 13,8 VDC

Summary of Contents for CA22

Page 1: ...fier is returned for service please include the original dated receipt with the product Technical Assistance For technical assistance ask the shop where the product was sold or the distributor in your very coun try You can always phone the DLS Helpdesk in Sweden 46 31 84 00 60 or send an e mail to info dls se Information can also be found on our WEB site www dls se Contents Features 2 Installation...

Page 2: ...r generates a lot of heat Choose a location where air can circulate freely around the amplifier Do not cover the amplifier with carpets or hide behind trim panels Do not mount the amplifier in an inverted or upside down position Check all locations and placements carefully before making any cuts drilling any holes or ma king any connections This is the best way to mount the amplifier to get the be...

Page 3: ...r trunk installations 12 feet or 2 3 meter for under seat installations Two ring crimp terminals one for connection to the battery plus and one for the amplifier ground connection Two heavy fork crimp terminals to connect and to amplifer but you do only need them if you use heavy cable or to make the installation look nicer Four to ten fork crimp terminals to connect the speaker cables but you do ...

Page 4: ...mplifier is turned on The protect light red comes on when the amplifier shuts down from overheating or a short circuit spea ker failure Power 12V REM GND Fuses For RCA cable signal input Connect the radio power antenna lead remote turn on off from the car stereo to the amplifier remote connection This turns on the amplifier whenever the car stereo is turned on You can either use the built in remot...

Page 5: ... a separate remote wire from your head unit Input and controls Input Wiring Inputs may be low level from the RCA output of the car stereo or high level from the car stereo speaker output Low level RCA is to prefer for the best sound quality CA41 The CA41 four channel amplifier is connected likewise however we have four channels You can feed two channels from RCA and two channels using high level i...

Page 6: ...n Hi and Low input When using High Level input Push in the button to position Hi Level When using Low level input Push out the button to position Low Level If the switch is set to wrong position the amplifier still works but the risk for disturbances or distortion increases Hi Low level input switch CA22 23 31 41 51 Hi level Low level Play a tape or CD make sure all bass or treble settings or equa...

Page 7: ...80 Hz 4 kHz The tweeters connected to channel C D operate from 4 kHz upwards using the HPF in multiplier po sition x 10 150 Hz 5 kHz 7 The CA51 is a five channel amplifier On channel A B C D the filter configuration is exactly the same as for CA41 Channel E is a subwoofer mono channel with a lowpass filter adjustable from 60 to 120 Hz Channel E has also a subsonic filter that can be switched IN OU...

Page 8: ...around 25 40 Hz CA22 CA23 The LPF will allow low frequencies only and blocks higher frequencies A typical setting is 70 90 Hz In the CA23 amplifier you can select between two different slopes 12 dB octave or 24 dB octave Choose the slope and the setting that sounds best in your car LPF Off On 80Hz 200Hz 50Hz 500Hz LPF Off 24 dB 80Hz 200Hz 50Hz 500Hz 12dB Filter settings NOTE 4 ohm minimum load whe...

Page 9: ...he very deepest frequencies Turn on the subsonic filter if you want to remove these frequencis The LPF will allow low frequencies only and blocks higher frequencies A typical setting is 70 100 Hz The phase control can be set continuously from 0 180 degrees This is very useful when you want to adjust the bass sound for best front stage image Start on 0 and turn the control slowly clockwise until yo...

Page 10: ... 200 2 k Hz 50 500Hz 500 5 k Hz LPF 220 2 k Hz CA41 Speaker wiring CA 41 Four fullrange speakers to CA41 One pair in front and one pair in rear Rear speakers Front speakers Filter settings A B Channels With the HPF filter in OFF position the amplifier allows the speakers to play fullrange If you for some reason want to limit the low bass reproduction switch on the HPF filter The typical setting is...

Page 11: ...ss reproduction switch on the HPF filter The typical setting is then around 60 80 Hz Switch the LPF filter switch to ON and the Multiply switch to x10 position Now you can adjust the filter setting from 500 Hz to 5 kHz Adjust the setting to 4 kHz Channel C D are used for tweeters and must be set to play from 4 kHz and up The HPF filter switch must be ON and the multiply swich in x 10 position Now ...

Page 12: ...e in OFF position Subwoofer to CA51 The CA51 is a five channel amplifier On channels A B C D the filter configuration is exactly the same as for CA41 For speaker connections on these channels you can use the examples for CA41 Channel E is a subwoofer mono channel with a lowpass filter adjustable from 50 to 500 Hz Channel E has also a subsonic filter that can be switched IN OUT The subsonic filter ...

Page 13: ...ER 10 30 MINU TES The amplifier is overheating due to inadequate venti lation Check mounting position is free from obstruction Do this 1 Move the amplifier to a place with better ventil ation 2 Install one or two fans to cool down the heat sink 3 Overheating can also be caused by an impedance load below the level permitted NO OUTPUT FROM ONE OR MORE SPEAKERS Check the following 1 Balance control p...

Page 14: ...ery Tap the wire on to the terminal of the battery and observe the movement of the cone The cone should move outwards when the wire touches the battery and inwards when the battery is removed If it is the other way around the speaker has been connected backwards and it must be removed and connected correctly If your system also has a subwoofer connected through a passive 6 or 12 dB crossover try t...

Page 15: ...kg 3 6 kg 4 2 kg DLS CLASSIC CA 31 CA51 Number of channels 3 5 RMS power out 4 ohm 0 1 THD 2 x 65 W 4 x 50 W RMS power out 2 ohm 0 2 THD 2 x 90 W 4 x 80 W RMS power out 4 ohm bridged 1 x 170 W 2 x 150 W Power out mono sub ch 4 ohml 1 x 170 W 1 x 150 W Power out mono sub ch 2 ohm 1 x 280 W 1 x 225 W Signal to noise ratio A weighted 100 dB 100 dB Damping factor 100 100 Frequency response 10 Hz 35 kH...

Page 16: ...DLS Svenska AB P O Box 13029 SE 40251 Göteborg Sweden Tel 46 31 840060 Fax 46 31 844021 E mail info dls se www dls se ...

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