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<td valign="top" width="300">__TOC__</td>
<td valign="top" width="300">__TOC__</td>
<td valign="top">{{B2 Bose Link}}
<td valign="top">{{B2 Bose Link}}
== Introduction ==
Introduced September 27, 2012 (coincides with the {{Model 1S}}<br>
Discontinued January 2021
<br>
<html>
<iframe width="560" height="315" src="https://www.youtube.com/embed/0jnxVSVxpK0" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
<iframe width="560" height="315" src="https://www.youtube.com/embed/ElUWl9JHZWU" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
</html>
== Documentation ==
* [[Media:AM356142 00 B2 OG 3L.pdf|B2 Owners Guide]]
* [[{{PAGENAME}}#Mechanical_Specifications|Mechanical Specifications]]
* [[{{PAGENAME}}#Electrical_Specifications|Electrical Specifications]]
* [[Media:L1 Model IS Service Manual.pdf|L1 Model 1S Service Manual (includes B1 and B2)]]
* [[Is the B2 Bass Module Compatible with the L1® Classic or Model I]]
<!--* [[Media:tds_l1_model2.pdf|Technical Data]] B2 information is at the end.-->
== General Description==
[[Image:b2_bass_module_front.jpg|150px|right]]
<ul>
<li>High-performance flexible bass module</li>
<li>Designed to provide deep, impactful bass for higher SPL live music and DJ applications</li>
<li>Features two 10" high-excursion woofers mounted in a rugged enclosure</li>
<li>Features a three-position sensing switch, allowing bass output to be adjusted for different applications</li>
<li>Interlocking end caps allow up to two B2 modules to be stacked together</li>
<li>Includes a slip cover and NL4 cable</li>
</ul>
Technical Specifications<ref>[http://worldwide.bose.com/pro/en_us/web/l1_model2/page.html?term=bass_modules&view=general Bass Modules]</ref>
<ul>
<li>Weight: 45 lb (20.41 kg)</li>
<li>Impedance: 4 ohms</li>
<ul>When connected to a {{Model II }} or {{Model 1S}}
<li>Frequency Response: (-3dB) 40 Hz – 200 Hz</li>
<li>Frequency Range: (-10dB) 35 Hz – 220 Hz</li>
</ul>
</ul>
</td>
</td>
</tr></table>
</tr></table>


== B2 Switching ==
== B2 Switching ==
<section begin=B2 Switching /><section begin=B2 Switch />
[[Image:B2RearPanel.png|right]]
[[Image:B2RearPanel.png|right]]


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<table>
<table>
<tr><th style="width:100px">Switch Position</th><th>Application</th></tr>
<tr><th style="width:100px">Switch Position</th><th>Application</th></tr>
<tr><td>'''+'''</td><td>Bass voicing designed for DJ/Music playback applications</td></tr>
<tr><td>'''+'''</td><td>Bass voicing designed for DJ/Music playback applications<br>Similar to four [[B1]]s</td></tr>
<tr><td>'''Normal'''</td><td>Bass voicing ideal for bass guitar or live sound application when mic'ing a kick drum</td></tr>
<tr><td>'''Normal'''</td><td>Bass voicing ideal for bass guitar or live sound application when mic'ing a kick drum<br>Similar to two [[B1]]s</td></tr>
<tr><td>'''-'''</td><td>Bass voicing which is perfect for acoustic guitar and vocal</td></tr>
<tr><td>'''-'''</td><td>Bass voicing which is perfect for acoustic guitar and vocal<br>Similar to one[[B1]]</td></tr>
</table>
 
;Note
: You must use the Bose B2 or B1 cable (or compatible four-conductor NL4) cable to ensure the correct operation of the B2 Bass Level Switch
 
{{NL4 Cable}}
<section end=B2 Switch />
 
== Model II Firmware Update ==
In order to get the full use of the B2 with a {{Model II}} you will need to download and install the latest [[L1® Model II Power Stand Firmware Updates]].
 
[http://www.bose.com/assets/downloads/musicians/tonematch/bose_L1M2_firmware_ver_1.4.zip Firmware 1.4]
 
This includes a Firmware Update (must be installed first) and a System EQ update (installed second).
 
[[Image:Model II Firmware 1.4 Instructions.png]]
 
=== Base Module Cables (B1 and B2) ===
{{NL4 Cable}}
 
 
<section end=B2 Switching />


</table>
'''Attention L1 Model II users''': In order to take advantage of the B2 rear panel bass level
'''Attention L1 Model II users''': In order to take advantage of the B2 rear panel bass level
features you must upgrade your power stand firmware to version 1.4 or higher. If your power
features you must upgrade your power stand firmware to version 1.4 or higher. If your power
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switch positions will not work.  
switch positions will not work.  


For the latest firmware please visit www.Bose.com/livesound.
For the latest firmware see: [[L1® Model II Power Stand Firmware Updates]] (or see section immediately below).


'''Attention L1 model I and Classic users''': When using the B2 with the L1 model I or
'''Attention L1 model I and Classic users''': When using the B2 with the L1 model I or
Classic systems the rear panel switch must be in the Normal position. + or - switch positions
Classic systems the rear panel switch must be in the Normal position. + or - switch positions
will not work.
will not work.
See: [[Is the B2 Bass Module Compatible with the L1® Classic or Model I]]
== Rotate the Logos  ==
{{:B2 Rotate the Logos}}


== Use the B2 Cables ==
== Use the B2 Cables ==
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The L1® Power Stands can support one B2. {{Classic}}, {{Model I}}, {{Model 1S}}, {{Model II}}
The L1® Power Stands can support one B2. {{Classic}}, {{Model I}}, {{Model 1S}}, {{Model II}}


To power an additional B2 an {{A1}} is required. {{Classic}}, {{Model I}}, {{Model II}.  
To power an additional B2 an {{A1}} is required. {{Classic}}, {{Model I}}, {{Model II}}.  


Note: The {{Model 1S}} does not support the {{A1}} or the use of a second B2.
Note: The {{Model 1S}} does not support the {{A1}} or the use of a second B2.


== Model II Firmware Update ==
[[Image:B2ConnectingASecondB2ToModelII.png]]
In order to get the full use of the B2 with a {{Model II}} you will need to download and install the latest firmware update.


[http://www.bose.com/assets/downloads/musicians/tonematch/bose_L1M2_firmware_ver_1.4.zip Firmware 1.4]
== B2 with non {{L1 nl}} loudspeaker systems<br>  ==


This includes a Firmware Update (must be installed first) and a System EQ update (installed second).
{{:B2 Bass Module as Subwoofer}}<br>
 
[[Image:Model II Firmware 1.4 Instructions.png]]


== Rotate the Logos  ==
{{:B1 Rotate the Logos}}


== B2 with non {{L1 nl}} loudspeaker systems<br> ==
== Check the Cables ==


{{:B2 Bass Module as Subwoofer}}<br>
[[Image:B1Cable.gif|right|B1/B2 Cable]] You may want to double check your Blue B1/B2 cables.


{{:B1 Cable Connections}}


== Check the Cables ==
== B2 Cables ==
The cables that ship with the new B2 are 40 inches long. That is 20 inches shorter than the cables that shipped with the B1 (60 inches). Except for length the cables are identical.


[[Image:B1Cable.gif|right|B1 Cable]] You may want to double check your Blue B1 cables.
[[Image:B2B1Cables.png]]


{{:B1 Cable Connections}}


== Longer cables for B2s  ==
== Longer cables for B2s  ==
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for example  
for example  


{{#Click:http://www.audiopile.net/products/Speaker_Cables/NL-4_speaker_cable/NL413_dropdown_cutsheet_2.shtml|Image:NL4 400w.jpg|200px|NL-4 speaker cable}}
[[File:NL4 400w.jpg|link=http://www.audiopile.net/NL413GA|200px|NL-4 speaker cable]]


&mdash; Click image for details &mdash;  
&mdash; Click image for details &mdash;  
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<section end=LongerCables />
<section end=LongerCables />


== Straighten the B1 Cables  ==
== Straighten the B1 Cables  ==
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3. Leave them wrapped in your car/van on a hot summer day. This is usually how I unintentionally fix all of my cable messes.  
3. Leave them wrapped in your car/van on a hot summer day. This is usually how I unintentionally fix all of my cable messes.  


== Mechanical Specifications ==
Dimensions: 23.4''H x 13.31''W x 18.9''D (59.4 cm x 33.8 cm x 48 cm)
Weight: 45 lb (20.41 kg)
[[Image:B2Mechanical.png]]
== Electrical Specifications ==
* Impedance: 4 ohms
* When used with Model 1S or Model II
**Frequency Response (+/-3 dB) 40Hz - 200 Hz
**Frequency Range (-10 dB) 32 Hz - 200 Hz




* When used with Model I / Classic
**Frequency Response (+/-3 dB) 40 Hz - 180 Hz
**Frequency Range (-10 dB) 32 Hz - 180 Hz


Source <ref> Model II Power Stand Owners Manual </ref>


== Compatibility with Other Members of the L1® Family of Products ==
== Compatibility with Other Members of the L1® Family of Products ==
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[[Category:B2_Bass_Module]]  
[[Category:B2_Bass_Module]]  
[[Category:L1® System]]
[[Category:L1® System]]
{{B2 Structured Data}}
Retrieved from "https://boseperformer.com/B2"