Different Models
Different Models
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Most of the articles in this wiki are applicable for the entire Bose® Personalized Amplification System™ family of products. Where information is applicable to specific technologies there will be marker like the ones shown to the right. |
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How to Tell
This is how to tell which unit you have.
| Marker | In Production | Distinguishing features | ||
|---|---|---|---|---|
| 2003 - 2007 |  | Rounded front. Output panel has Amp1 Out, Amp2 Out, Amp3 Out | ||
| 2007 - |  | Rounded front, Output panel has Orange markings, L1™ logo. Simplified Output Panel (No outputs for Amp1, Amp2, Amp3) | ||
| 2007 - |  | Extending legs | ||
Warranty Information
Another significant distinction is the warranties on the electronic components. See: Warranty Information
Common Terms
L1®
L1 is often used to refer to one system including the L1 Cylindrical Radiator® loudspeaker, Power Stand, and one or more B1 Bass Modules. "PAS" has never been used by Bose out of respect for another company's trademark.
Classic (L1® Classic)
2003-2007: This was the original L1 and this has now been replaced by the L1 Model I. See L1 Classic
L1® Model I (L1® Model I)
2007 - : The L1 Model I is the new version of the L1 Classic. It is RoHS compliant for release in Europe but functionally basically the same.
Distinguishing features include orange labels on the back of the power stand and on the line arrays. Also many of the accessory connectors have been removed on the back panel. See L1® Model I
L1® Model II (L1® Model II)
2007 - : Lighter, smaller Power Stand with folding legs, uses an articulated array in the Cylindrical Radiator. This uses the T1 as its recommended user interface and connection point for all inputs. At least one B1 Bass Module is required for proper operation. See L1® Model II
T1® (T1 ToneMatch® Audio Engine)
2007 - : This is a the user interface and input panel for the L1® Model II with inputs for microphones (up to three) and line level inputs (up to two more). It is compatible with the L1® Classic and L1® Model I as well. See T1 ToneMatch™ Audio Engine.
A1 (PackLite® power amplifier Model A1)
2006 - :Power Amplifier used to support one or two B1 Bass Modules. All the L1 Power Stands (L1 Classic, L1 Model I, L1 Model II) can support up to two B1 Bass Modules. With PackLite® you can add more. See: PackLite® power amplifier Model A1
B1 (B1 Bass Module)
2003 - : These supply the bass frequencies for the L1 . Up to two of these may be attached to the Power Stands of any model except the L1 Compact. These are often referred to as "subs".
For the L1 Classic and L1 Model I the B1 Bass Module is optional. With the L1 Model 1S and L1 Model II at least one bass module B1 Bass Module or B2 Bass Module is required for the proper operation of the System. See: B1 Bass Module
B2 (B2 Bass Module)
2012 - : These supply the bass frequencies for the L1 . One of these may be attached to the Power Stands of any model except the L1 Compact. These are often referred to as "subs".
For the L1 Classic and L1 Model I the B2 Bass Module is optional. With the L1 Model 1S and L1 Model II at least one B1 Bass Module is required for the proper operation of the System. See: B2 Bass Module
L1 Cylindrical Radiator® loudspeaker
This refers to the actual loudspeaker that plugs into the L1 Power Stand. This breaks down into two pieces for transport, but when assembled, functions as a single unit. See: L1 Cylindrical Radiator® loudspeaker