Behringer B1800X PRO, B2520 PRO, B1520 PRO, B1220 PRO User Manual

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User Manual
EUROLIVE PROFESSIONAL
B2520 PRO
High-Performance 2,200-Watt PA Loudspeaker System with Dual 15" Woofers
B1800X PRO
Professional 1,800-Watt 18" PA Subwoofer
B1520 PRO/B1220 PRO
Professional 1,200-Watt 15"/12" PA Loudspeaker System
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Table of Contents
Thank you .......................................................................2
Important Safety Instructions ...................................... 3
Legal Disclaimer ............................................................. 3
Limited warranty ............................................................ 3
1. Introduction ............................................................... 4
2. Optimal Operation .................................................... 5
3. Operating Modes ....................................................... 5
4. Pin Assignment (B1800X PRO) .................................. 6
5. Additional Considerations ........................................6
6. Application Examples ............................................... 6
7. Troubleshooting ........................................................ 8
8. Specications .............................................................9

Thank you

By purchasing BEHRINGER EUROLIVE PROFESSIONAL speakers, you have obtained a rst-class PA loudspeaker system. Now, you own (at least) one component of an expandable system that will reproduce the sound ofyour musical material unadulterated and perfectly balanced.
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9. Do not defeat the safety purpose of the polarized
TO BIND MUSICGROUP BY ANY EXPRESS OR IMPLIED

Important Safety Instructions

Terminals marked with this symbol carry electrical current of su cient magnitude
to constitute risk of electric shock. Use only high-quality professional speaker cables with ¼" TS or twist-locking plugs pre-installed. Allother installation or modi cation should be performed only by quali edpersonnel.
This symbol, wherever it appears,
alertsyou to the presence of uninsulated
dangerous voltage inside the enclosure-voltage that may be su cient to constitute a risk ofshock.
This symbol, wherever it appears,
alertsyou to important operating and
maintenance instructions in the accompanying literature. Please read the manual.
Caution
To reduce the risk of electric shock, donot
remove the top cover (or the rear section). No user serviceable parts inside. Refer servicing to quali ed personnel.
Caution
To reduce the risk of  re or electric shock,
do not expose this appliance to rain and moisture. The apparatus shall not be exposed to dripping or splashing liquids and no objects  lled with liquids, suchas vases, shall be placed on the apparatus.
Caution
These service instructions are for use
by quali ed ser vice personnel only. Toreduce the risk of electric shock do not perform any servicing other than that contained in the operation instructions. Repairs have to be performed by quali ed servicepersonnel.
or grounding-type plug. A polarized plug has two blades with one wider than the other. A grounding-type plug has two blades and a third grounding prong. The wide blade or the third prong are provided for your safety. Ifthe provided plug does not  t into your outlet, consult an electrician for replacement of the obsolete outlet.
10. Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
11. Use only attachments/accessories speci ed by themanufacturer.
12. Use only with the cart, stand, tripod, bracket, or table speci ed by the manufacturer, orsold with the apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid
injury from tip-over.
13. Unplug this apparatus during lightning storms or when unused for long periods of time.
14. Refer all servicing to quali ed service personnel. Servicing is required when the apparatus has been damaged in any way, such as power supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has beendropped.
15. The apparatus shall be connected to a MAINS socket outlet with a protective earthing connection.
16. Where the MAINS plug or an appliance coupler is used as the disconnect device, the disconnect device shall remain readily operable.
UNDERTAKING OR REPRESENTATION. THIS MANUAL IS COPYRIGHTED. NO PART OF THIS MANUAL MAY BE REPRODUCED OR TRANSMITTED IN ANY FORM OR BY ANY MEANS, ELECTRONIC OR MECHANICAL, INCLUDING PHOTOCOPYING AND RECORDING OF ANY KIND, FOR ANY PURPOSE, WITHOUT THE EXPRESS WRITTEN PERMISSION OF MUSICGROUPIPLTD.
ALL RIGHTS RESERVED. © 2013 MUSICGroupIPLtd. Trident Chambers, Wickhams Cay, P.O. Box 146, Road Town, Tortola, British Virgin Islands

LIMITED WARRANTY

For the applicable warranty terms and conditions and additional information regarding MUSIC Group’s Limited Warranty, please see complete details online at www.music-group.com/warranty.
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with dry cloth.
7. Do not block any ventilation openings. Install in
accordance with the manufacturer’s instructions.
8. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including ampli ers) that produce heat.

LEGAL DISCLAIMER

TECHNICAL SPECIFICATIONS AND APPEARANCES ARE SUBJECT TO CHANGE WITHOUT NOTICE AND ACCURACY IS NOT GUARANTEED. BEHRINGER, KLARKTEKNIK, MIDAS, BUGERA, AND TURBOSOUND ARE PART OF THE MUSIC GROUP MUSICGROUP.COM. ALL TRADEMARKS ARE THE PROPERTY OF THEIR RESPECTIVE OWNERS. MUSICGROUP ACCEPTS NO LIABILITY FOR ANY LOSS WHICH MAY BE SUFFERED BY ANY PERSON WHO RELIES EITHER WHOLLY OR IN PART UPON ANY DESCRIPTION, PHOTOGRAPH OR STATEMENT CONTAINED HEREIN. COLORS AND SPECIFICATIONS MAY VARY FROM ACTUAL PRODUCT. MUSIC GROUP PRODUCTS ARE SOLD THROUGH AUTHORIZED FULLFILLERS AND RESELLERS ONLY. FULLFILLERSAND RESELLERS ARE NOT AGENTS OF MUSICGROUP AND HAVE ABSOLUTELY NO AUTHORITY
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1. Introduction

Thanks to its numerous features, the EUROLIVE PROFESSIONAL SERIES is the ideal PA loudspeaker system: it is equally well-suited both for small gigs and large stages. We have brought it to life in order to oer you a complete range of loudspeaker choices. In doing so, we have left open all the options for expanding your PA system. All loudspeakers feature professional inputs and outputs (compatible to Neutrik Speakon), letting you exibly expand your setup whenever you need to.
The following instructions are intended to familiarize you with the
specialized terminology used throughout this user’s manual, so that you can master all the functions. After having thoroughly read the user’s manual, store it in a safe place for future reference.
1.1 Before you get started
1.1.1 Shipment
Your EUROLIVE speakers were carefully packed at the assembly plant to assure secure transpor t. Should the condition of the cardboard box suggest that damage may have taken place, please inspect the unit immediately and look for physical indications of damage.
Damaged units should NEVER be sent direc tly to us. Please inform the
dealer from whom you acquired the unit immediately as well as the transportation company from which you took delivery of the unit. Otherwise, all claims for replacement/repair may be rendered invalid.
Please always use the original packaging to avoid damage due to
storage or shipping.
Never let unsupervised children play with the EUROLIVE speakers or
their packaging.
Please dispose of all packaging materials in an environmentally
friendly fashion.
1.1.2 Initial operation
Your EUROLIVE speakers are connected to a power amplier using the speaker connectors located in the back. Please read ch. 5, “Additional Considerations” and ch. 6, “Application Examples” to get important technical information and practical suggestions about use.
Always make sure to mute your power amplifier before connecting
the speakers.
Fig. 1.2: Subwoo fer connector p anel (B1800X PRO)
The EUROLIVE PROFESSIONAL SERIES features professional speaker connectors (compatible to Neutrik Speakon) that assure problem-free operation. TheSpeakon connector was developed for loudspeakers with high power ratings. If it is connected into the corresponding plug, it locks into place and cannot accidentally be disconnected. It protects against electric shock and assures correct polarity. Each of the plugs only carries the assigned individual signal (seetable 4.1/Fig. 1.3 and the insignia on the back of the unit).
Fig. 1.3: Speakon connector
Please only use the commercially available Speakon cables (type NL4FC) toconnect your loudspeakers to the power amp. Verify the pin assignment of your loudspeakers and cables depending on the loudspeaker output you areusing.
1.1.3 Online registration
Please register your new BEHRINGER equipment right after your purchase by visiting http://behringer.com and read the terms and conditions of our warrantycarefully.
Professional speaker connector (compatible with Neutrik Speakon connectors)
1+
2-
2+
front view rear view
1-
1-
1+
2-
2+
Fig. 1.1: B1520 PRO connec tor panel (B2520PRO/B1220 PRO’s are s imilar)
Should your BEHRINGER product malfunction, it is our intention to have it repaired as quickly as possible. To arrange for warranty service, please contact the BEHRINGER retailer from whom the equipment was purchased. Shouldyour BEHRINGER dealer not be located in your vicinity, you may directly contact one of our subsidiaries. Corresponding contact information is included in the original equipment packaging (Global Contact Information/European Contact Information). Should your country not be listed, please contact the distributor nearest you. A list of distributors can be found in the support area of our website (http://behringer.com).
Registering your purchase and equipment with us helps us process your repair claims more quickly and eciently.
Thank you for your cooperation!
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1.2 User manual
This user’s manual is structured in such a way to give you an overview about the application options of your EUROLIVE PROFESSIONAL speakers, giving you at the same time important information about optimizing your PA system. Shouldyou require detailed explanations about specic subjects, please visit us on the internet at behringer.com.

2. Optimal Operation

We have developed the EUROLIVE PROFESSIONAL SERIES for use in a wide range of possible applications. Of course, the sound of your loudspeakers depends on the acoustic characteristics of the room/space in which they are being used. Thefollowing chapters of this manual will give you information about getting themost out of your EUROLIVE speakers.
2.1 HF drivers
High frequencies are the segment of the audio spectrum responsible for clarity and speech intelligibility. These frequencies are the easiest ones to locate, butat the same time they are also the easiest ones to “obstruc t.” Therefore, werecommend positioning your speakers so that the HF drivers are located slightly above the height of the audience. This guarantees the best possible dispersion of high frequencies and a considerably higher intelligibility.
2.1.1 Directional pattern of asymmetrical HFdrivers
An outstanding feature of the B1220 PRO, B1520 PRO and the B2520 PRO are their asymmetrically formed horns (“Asymmetrical Dispersion Constant Directivity Horn”). By turning the horns 90°, you can optimize the directional pattern for both vertical and horizontal speaker positioning. The default horn setting is the “front of house” vertical conguration, whereby the wide dispersion side (100°) is pointed downward and the narrow dispersion side (50°) is pointed upward. If you want to position your speaker horizontally (as a “oor” monitor), you can modif y the horn position to assure optimal dispersion (turning the horn by 90°). Please do the following:
(1) Remove the speaker cover by carefully and uniformly pulling o the
steelgrill.
(2) Unfasten the four screws with which the horn is mounted.
(3) Turn the horn 90°, so that the wide dispersion side (100°) points upward
when the loudspeaker is lying horizontally on its side.
(4) Mount the horn back into its place with the four previously
unfastenedscrews.
(5) Set the grill back into its place and press gently until it snaps into position.
No warranty claim is valid for damage caused by incorrect handling
or flawed and/or careless use.
2.2 How to prevent feedback
player and “banish” them from the stage, so that they are located on rm ground. Another option is to use raised stands, which prevent the speakers from having a direct contact with the ground.
2.4 Loudspeaker protection by using alow-cutlter
Try to prevent damage to your speakers caused by extreme oscillation of the bass membrane due to subsonic noise and extremely deep frequencies. Use an equalizer to cut o those frequencies that fall below your speakers’ frequency range, or use a low-cut/high-pass lter. Most equalizers and sound-improvement systems oer a low-cut function, like the BEHRINGER ULTRAGRAPH DIGITAL DEQ1024, for example.
Using a low-cut lter in your signal path is particularly recommended if you use record players or CD players as your signal source. CD players often produce extremely deep frequencies, which can lead to extreme excursions of the bassmembrane.

3. Operating Modes

3.1 BI-AMPING and PASSIVEoperation (B1800X PRO)
The EUROLIVE PROFESSIONAL SERIES subwoofer can run in two ways: in PASSIVE and BI-AMPING mode. The B1800X PRO can be switched from BI-AMPING to PASSIVE by using the switch located in the back. For all applications, yourEUROLIVE speakers are connected using the speaker inputs.
Never switch the operating mode if your EUROLIVE speakers are wired
to an active signal source.
The subwoofer features an internal crossover. Running the B1800X PRO in passive mode makes it ideally suited for working together with the 2-way B1220 PRO, B1520 PRO and B2520 PRO systems. This way, you achieve an absolutely balanced sound characteristic. However, if you select the BI-AMPING mode, your subwoofer can be combined with other EUROLIVE 2-way systems. The BI-AMPING operating mode oers several primary advantages: lower distortion, greater exibility of signal transmission as well as an improved overall performance of your system. The PASSIVE operating mode has the advantage of requiring no additional crossovers in order to keep the subwoofer’s frequenc y range within its limits.
If you are using an external crossover, e.g. the BEHRINGER ULTRADRIVE PRO DCX2496, pay attention to chapter 8, “Specications.” There, you will nd information about the recommended crossover frequency range. We recommend a slope rate of at least 12 dB, whereby a higher value guarantees the best possible performance. A slope rate of 24 dB is ideal.
Our recommendations are only examples of possible interactions between dierent EUROLIVE speakers. Depending on your own personal sound requirements and the genre of the music being played, other combinations are ofcourse possible.
Always place the “front of house” speakers ahead of the microphones (fromtheaudience’s perspective), and never behind. Use professional oor monitors (e.g.B1220 PRO, B1520 PRO or B2520 PRO) or an in-ear monitoring system to hear the stage performers.
2.3 How to avoid feedback when working with record players (DJ Applications)
In applications with record players, bass feedback can occur. Bass feedback occurs when low frequencies get back to the pickup and are re-reproduced on the speakers. The most common causes for this are: speakers located too closely to the record player, a room with a wooden oor, or presence of a podium or a platform. In such cases, it is best to move the speakers away from the record
3.2 Looping through the subwoofer signal (B1800XPRO)
The B1800X PRO subwoofer from the EUROLIVE PROFESSIONAL SERIES features two speaker connectors. In BI-AMPING mode, the PINS 2-/2+ of the input are connected directly with the speaker. PINS 1-/1+ of the input are connected to the PINS 1-/1+ of the output and the signal can be simply looped through. To this end, please adhere to the specications given in chapter 4.
Please keep in mind that when you switch the B1800X PRO subwoofer
to BI-AMPING mode, the input signal is routed to PINS 2-/2+. In this case, PINS 1-/1+ merely serve to loop the signal through!
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3.3 PARALLEL Input (B1220 PRO, B1520 PRO and B2520PRO)
The EUROLIVE B1220 PRO, B1520 PRO and B2520 PRO loudspeakers feature two speaker inputs laid out in parallel. You can alternatively connect one of the connectors to the output on your power amp and tap into the signal from the amp once again on the second connector, in order to, for example, feed this signal into an additional loudspeaker. This way, you can create stacks consisting ofspeakers with dierent impedance values.
ATTENTION: Never connect the output signals of different power
amps to both parallel inputs at the same time. This may permanently damage your setup.

4. Pin Assignment (B1800X PRO)

Subwoof er B1800X PRO
PIN S 1-/1+ PINS 2-/2+
PASSIVE
BI-AMPING Signal loop Subwoofer input
Tab. 4.1: Pin assignm ent
4.1 Subwoofer (PASSIVE)
• Feed the full-range signal to the input PINS 1-/1+. The high-pass signal
can be tapped into at the output PINS 1-/1+. PINS 2-/2+ serve as a signal loopthrough
4.2 Subwoofer (BI-AMPING)
• Connect the subwoofer signal to PINS 2-/2+
• PINS 1-/1+ of the input are connected to PINS 1-/1+ of the output, and can
be used to loop the signal through
INPUT: Full-range input OUTPUT: highpass output
Signal loop
5.3 Fuses
We do not recommend the use of fuses with audio applications. Damage to loudspeakers can be the result of high peak signals and high output power. However, fuses can only oer protection from one of these two factors, andnever from both. Additionally, fuse resistors are sometimes nonlinear, leading to distortion and unpredictable overdriving.
5. 3.1 Protecting your equipment
• Always try to nd the optimal signal level. Try to avoid overdriving your amp
• keep in mind the physical limitations of your PA system
• Use a limiter to restrict the output signal level. Place the limiter between the
mixing console and the power amp. For this purpose, our proven AUTOCOM PRO-XL MDX1600, COMPOSER PRO-XL MDX2600 and MULTICOM PRO-XL MDX4600 compressors oer an outstanding solution. All models can be used as a limiter: the audio signal doesn’t overdrive any more, and unpleasant “peaks” are eectively avoided
Our ULTRADRIVE PRO DCX2496 and SUPER-X CX3400/CX2310 crossovers
are particularly well-suited for protecting your equipment: for each output, they have independent limiters.

6. Application Examples

6.1 Full-range stereo operation
In the following example, the main stereo output signal of a mixing console is connected to a stereo power amplier. A B1220 PRO is connected to each of the amp outputs, and these speakers reproduce the entire frequency range (fullrange).
XENYX 1202FX
• In general, when in BI-AMPING mode, PINS 1-/1+ and PINS 2-/2+ are
loopedthrough

5. Additional Considerations

5.1 Length and diameter of loudspeaker cables
Loudspeaker cables whose diameter is too small can limit the power amp performance considerably. The longer the cable, the greater the problem. As a result, musicians of ten simply “turn up” the amp, which can lead to loudspeaker damage. Therefore, don’t use cables longer than 15 m (45 ft.). For most applications, this will not be necessar y. Cable diameter should be at least 2.5 - 4.0 mm2.
5.2 Power amp rating
Selecting the right amp can turn out to be rather dicult. Therefore, stick to the following rule of thumb: the power rating of your amp should be roughly twice the speaker load capacity. A speaker rated at 400 Watts continuous performance can easily be powered by an amp rated at 800 Watts output power. An optimal addition to your speaker system would be the BEHRINGER EUROPOWER EP2500 power amp, for example.
L R
EUROPOWER EP2000
2 x EUROLIVE PROFESSIONAL B1220 PRO
Fig. 6.1:Full-range stereo operation
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6.2 Stereo operation with a subwoofer
Using a crossover, the main stereo output signal of a mixing console is split into a stereo signal and a mono signal, whereby the mono signal covers the lower frequency range and the stereo signal carries the rest of the frequencies. Then, the stereo signal is connected to a stereo power amplier. A B1520 PRO is connected to each of the amp’s outputs. The mono subwoofer signal is connected to one channel of an additional power amplier, which is powering one B1800XPRO subwoofer.
XENYX 1202FX
L R
SUPER-X PRO CX2310
Mono­Subwoofer Output
L R
6.3 Stereo operation with a parallel stage monitoring system and a subwoofer
This example shows the use of two B1520 PROs as FOH loudspeakers and one B1220 PRO used as a oor monitor on stage. The FOH loudspeakers reproduce the main stereo output signal from the mixing console, while the stage monitor is fed an independent monitor mix through a mono monitor send (Aux Send). Aseparate subwoofer output feeds a B1800X PRO subwoofer with the bass signal. Two stereo power amps are required for this application, whereby one amp reproduces the main stereo signal, and the other one reproduces both mono signals (subwoofer and monitor signal).
EURODESK SX2442FX
EP2000
L R
Aux Send
Mono­Subwoofer Output
EP2000
2 x EUROLIVE PROFESSIONAL B1520 PRO
Fig. 6.2: Ster eo operation wit h a subwoofer
EUROLIVE PROFESSIONAL B1800X PRO
Monitor EUROLIVE PROFESSIONAL B1220 PRO
2 x EUROLIVE PROFESSIONAL B1520 PRO
Fig. 6.3: Stereo o peration with a p arallel stage mon itoring system a nd subwoofer
EUROLIVE PROFESSIONAL B1800X PRO
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7. Troubleshooting

7.1 No signal when loudspeaker is connected
• Make sure that your mixing console is indeed carrying a signal (is the master
fader raised? Are channels ac tive?) and that the gain control on your amp is turned up
• When using a crossover, make sure that the relevant channels are active
• Check if the cable connection is interrupted/damaged somewhere in
yoursetup
• To test your conguration, connect another amp. If you now get a signal,
thepower amp is the culprit
• To test your conguration, connect another speaker. If you now get a signal,
the fault lies within the speaker
7. 2 Signal present only on one channel
• Make sure that your mixing console is working properly (is the signal present
on both outputs (L/R)?)
• If using a crossover, check if the relevant channel is active
• Check if the cable connection to the silent channel and to the corresponding
speakers is interrupted/damaged somewhere along the path
• Connect the silent loudspeaker onto the amp channel that works properly.
Ifyou now get a signal, it is the amp channel that is at fault. If you still can not hear anything, the fault lies either within the loudspeaker or the cablesused
7.4 Treble signal too low
• Check the EQ settings on your mixing console or on an external EQ,
ifapplicable
• Make sure that the tweeters on your loudspeakers are positioned at the
same height as the ears of the people in the audience. If not, please modify the speaker position
• The internal tweeter fuse may have opened. In this case, please contact a
BEHRINGER service branch oce near you
7. 5 Bass signal too low
• Check the EQ settings on your mixing console or on an external EQ,
ifapplicable
• Check the speaker cable pin assignment (see g. 1.3). Incorrect pin
assignment can cause phase cancellation and the frequency incursions related to it
7.6 Poor sound characteristics
• Check the speaker cable pin assignment (see g. 1.3). Incorrect pin
assignment can cause phase cancellation and the frequency incursions related to it
• Check if large objects (e.g. eect racks and similar equipment) areplaced
in front of the loudspeakers. They too can negatively inuence sounddispersion
• Check the sound quality of the input signal by listening to it on a set
ofheadphones
7. 3 Signal distorted
• Make sure that all signals on the mixing console have been set to optimal
levels in order to avoid distortion
• If using a crossover, check if all signals have been set to correct levels
• Make sure that the power amp channels are not overdriving. If so, turn the
gain control down a little. However, it could also be the case that your power amp doesn’t have enough power headroom, so that the required volume can not be generated without starting to distort
• Make sure that the level of the signal getting into the speakers is not too
high, causing distortion
• Check your EQ settings. Excessively increasing the frequencies can result
indistortion
• If distortion is still occurring despite everything you have tried to eliminate
it, try connecting a dierent power amp. If you no longer hear distortion, itscause was with the power amp
• As a test, connect another speaker. If you no longer hear distortion, its cause
was with the loudspeaker (perhaps a defective loudspeaker)
• Check if the cable connection is interrupted/defective somewhere along
thepath
• Also see the instructions in the chapters 7.3, 7.4 and 7.5
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8. Specications
B2520 PRO
System Data
Type 2 ½-way full-range speaker (2 x 15" + 1.75")
Frequency response (-10 dB) 50 Hz - 18 kHz
Continuous Power (IEC268-5)
1
550 W
Peak Power 2200 W
Impedance 4 
Sound pressure level (1 W @ 1 m) 99 dB (Full Space)
Dispersion 100° (50°) x 50°
Crossover frequency 200 Hz / 1.8 kHz
Components
HF driver 44T30A8
Woofer 2 x 15W250A8
Dimensions/Weight
Dimensions (W x H x D) approx. 18 ⁄ x 46 ⁄ x 19" approx. 465 x 1185 x 482 mm
Weight approx. 104.9 lbs / 47.7 kg
BI-Amp Operation
Recommended crossover frequency — (external crossover network)
Power rating/impedance woofer
B180 0X PRO
System Data
Type Subwoofer (18")
Frequency response (-10 dB) 40 Hz - 300 Hz
Continuous Power (IEC268-5)
1
450 W
Peak Power 1800 W
Impedance 8 
Sound pressure level (1 W @ 1 m) 100 dB (Half Space)
Dispersion —
Crossover frequency
Components
HF driver
Woofer 18SW400D8
Dimensions/Weight
Dimensions (W x H x D) approx. 21 ½ x 27 ⁄ x 21 ¾" approx. 547 x 700 x 553 mm
Weight approx. 90.4 lbs / 41.1 kg
BI-Amp Operation
Recommended crossover frequency 175 Hz (external crossover network)
Power rating/impedance woofer 450/1800 W IEC/8 
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B1520 PRO
System Data
Type 2-way full-range speaker (15" + 1.75")
Frequency response (-10 dB) 50 Hz - 18 kHz
Continuous Power (IEC268-5)
1
300 W
Peak Power 1200 W
Impedance 8 
Sound pressure level (1 W @ 1 m) 96 dB (Full Space)
Dispersion 100° (50°) x 50°
Crossover frequency 1.8 kHz
Components
HF driver 44T30A8
Woofer 15W250A8
Dimensions/Weight
Dimensions (W x H x D) approx. 18 ⁄ x 27 ⁄ x 19" approx. 465 x 700 x 482 mm
B1220 PRO
System Data
Type 2-way full-range speaker
(12" + 1.75")
Frequency response (-10 dB) 55 Hz - 18 kHz
Continuous Power (IEC268-5)
1
300 W
Peak Power 1200 W
Impedance 8 
Sound pressure level (1 W @ 1 m) 95 dB (Full Space)
Dispersion 100° (50°) x 50°
Crossover frequency 2.5 kHz
Components
HF driver 44T30A8
Woofer 12W250B8
Dimensions/Weight
Dimensions (W x H x D) approx. 15 ⁄ x 25 ⁄ x 16" approx. 397 x 638 x 406 mm
Weight approx. 66 lbs / 30 kg
BI-Amp Operation
Recommended crossover frequency — (external crossover network)
Power rating/impedance woofer
Weight approx. 55.2 lbs / 25.1 kg
BI-Amp Operation
Recommended crossover frequency — (external crossover network)
Power rating/impedance woofer
1
Average value ove r bandwidth 100 Hz - 2 kH z (multi-way system s) und 100 Hz - 250 Hz (subwoofe r)
according to IEC 26 8-5.
BEHRINGER i s constantly str iving to maintain the h ighest profess ional standards. A s a result of these e ffort s, modific ations may be made f rom time to time to exi sting product s without prio r notice. Specif ications and appearance m ay differ fro m those listed or illus trated.
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We Hear You
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