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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>
<html>
<iframe width="350" height="200" src="http://www.youtube.com/embed/0jnxVSVxpK0" frameborder="0" allowfullscreen></iframe>
<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>


<iframe width="350" height="200" src="http://www.youtube.com/embed/ElUWl9JHZWU" frameborder="0" allowfullscreen></iframe></html>


== Documentation ==
== Documentation ==
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* [[{{PAGENAME}}#Mechanical_Specifications|Mechanical Specifications]]
* [[{{PAGENAME}}#Mechanical_Specifications|Mechanical Specifications]]
* [[{{PAGENAME}}#Electrical_Specifications|Electrical 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]]  
* [[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.-->
<!--* [[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 ==
<section begin=B2 Switching /><section begin=B2 Switch />
[[Image:B2RearPanel.png|right]]
The B2 bass module includes a switch allowing you to select the appropriate level of bass
output for your application.
There are three settings:
<table>
<tr><th style="width:100px">Switch Position</th><th>Application</th></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<br>Similar to two [[B1]]s</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 ==
== Model II Firmware Update ==
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[[Image:Model II Firmware 1.4 Instructions.png]]
[[Image:Model II Firmware 1.4 Instructions.png]]


=== Base Module Cables (B1 and B2) ===
{{NL4 Cable}}


== B2 Switching ==
[[Image:B2RearPanel.png|right]]
The B2 bass module includes a switch allowing you to select the appropriate level of bass
output for your application.


[[[Is the B2 Bass Module Compatible with the L1® Classic or Model I]]
<section end=B2 Switching />


There are three settings:
<table>
<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>'''Normal'''</td><td>Bass voicing ideal for bass guitar or live sound application when mic'ing a kick drum</td></tr>
<tr><td>'''-'''</td><td>Bass voicing which is perfect for acoustic guitar and vocal</td></tr>
</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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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  ==
== Rotate the Logos  ==
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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.


[[Image:B2ConnectingASecondB2ToModelII.png]]


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


[[Image:B1Cable.gif|right|B1 Cable]] You may want to double check your Blue B1 cables.  
[[Image:B1Cable.gif|right|B1/B2 Cable]] You may want to double check your Blue B1/B2 cables.  


{{:B1 Cable Connections}}  
{{:B1 Cable Connections}}


== B2 Cables ==
== B2 Cables ==
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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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* When used with Model / Classic
* When used with Model I / Classic
**Frequency Response (+/-3 dB) 40 Hz - 180 Hz
**Frequency Response (+/-3 dB) 40 Hz - 180 Hz
**Frequency Range (-10 dB) 32 Hz - 180 Hz
**Frequency Range (-10 dB) 32 Hz - 180 Hz
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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"