B2: Difference between revisions

 
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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==
== General Description==
[[Image:b2_bass_module_front.jpg|150px|right]]
[[Image:b2_bass_module_front.jpg|150px|right]]
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<li>Weight: 45 lb (20.41 kg)</li>
<li>Weight: 45 lb (20.41 kg)</li>
<li>Impedance: 4 ohms</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 Response: (-3dB) 40 Hz – 200 Hz</li>
<li>Frequency Range: (-10dB) 35 Hz – 220 Hz</li>
<li>Frequency Range: (-10dB) 35 Hz – 220 Hz</li>
</ul>
</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 ==
<section begin=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.


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>
<section end=B2 Switching />
<section end=B2 Switching />


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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.
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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;