L1® Family Comparisons

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Comparisons of Current Models


What Model Do I Have?

How to Tell the Difference Between L1 Models

This is how to tell which L1® unit you have.

 
2003 - 2007 Classic30.pngRounded front. The Output Panel has Amp1 Out, Amp2 Out, Amp3 Out
2007 - 2012 ModelI30.pngRounded front. The Output Panel has no outputs for Amp1, Amp2, Amp3.
The Output Panel and L1 Cylindrical Radiator® loudspeaker sections have orange L1® markers.
2012 - Present MII32.pngExtending legs, one Cylindrical Radiator® (Top Array), Bottom Extension
2007 - Present MII32.pngExtending legs, two Cylindrical Radiator®s, Bass Line Out,
2003 - Present B1 Bass ModuleUp to two per Power Stand (above). More if using the PackLite® power amplifier model A1. 2 x 5.25" drivers, 26.6 lb
2012 - Present B2 Bass ModuleUp to one per Power Stand (above). More if using the PackLite® power amplifier model A1. 2 x 10" drivers 45 lb. 3 position switch.
2005 - Present  Allows bass expansion for L1 Classic L1 Model I L1 Model II (not L1 Compact not L1 Model 1S)
2007 - Present T1® ToneMatch Audio EngineT1 ToneMatch Audio Engine
2009 - Present L1® CompactIntegrated Power Stand and Bass Unit, two Extensions
2015 - Present F1 Model 812 and F1 SubwooferFlexible Array Loudspeaker


Model 1S and Model II

Power Stands

Model 1S Model II Power Stands.png

Model 1S Model II Cylindrical Radiators

Top Section

Top sections are physically identical (same dimensions).

Note: The actual model designation is on the label on the back channel.

  • Top array 39.63” H x 4.15” W x 4.13” D (100.6 cm x 10.6 cm x 10.5 cm)
    • Model 1S has silver background
    • Model II has black background

Model 1s Model II CR02.jpg

Lower Section

Lower sections are physically different (Model 1S is 3.9" shorter).

    • Model 1S is approximately 39.63” H x 4.15” W x 4.13” D (100.6 cm x 10.6 cm x 10.5 cm)
    • Model II is approximately 43.5” H x 4.15” W x 4.13” D (111.0 mm x 9.0 cm x 10.5 cm)
Close up view of the ends (Model 1S on top, Model II below)

Model 1s Model II CR01.jpg

Top caps are identical

Model 1s Model II CR03.jpg

Questions

Q: Can I use the Model 1S lower extension (no drivers) in the Model II with the Model II Cylindrical Radiator® top section?

A: No. No sound will come out from the top section.


Comparisons of Older Models

What Can I Use with What?

This Page Reviewed By Bose

Cylindrical Radiator®s

Cylindrical Radiator®
Cylindrical Radiator®s are not interchangeable across models

Specifically (and without exception)

T1 ToneMatch® Audio Engine

T1 This information is applicable to the T1 ToneMatch® audio engine

PackLite® power amplifier Model A1

A1 PackLite AmpThis information is applicable to the PackLite® A1 Power Amplifier

B1 Bass Module

B1 Bass ModuleThis information is applicable to the B1 Bass Module

B2 Bass Module

B2 Bass ModuleThis information is applicable to the B2 Bass Module


System Heights

System Heights

Model Height Inches Height mm
Compact (collapsed) 16.5"   418 mm
F1 Model 812 26.5"   665 mm
F1 Subwoofer 27.0"   688 mm
F1 system stack 73.5" 1868 mm
Compact 78.5" 1995 mm
Model 1S 79.4" 2018 mm
Model I / Classic 82.75" 2074 mm
Model II 84.0" 2134 mm

System Weights

The following are arranged from lightest to heaviest.

L1 Compact

The total assembled system weight 29.2 lb (13.3 kg)

F1 Model 812 Flexible Array Loudspeaker

F1 Model 812 loudspeaker: 44.5 lbs (20.18 kg)

F1 system stack: 99.5 lbs (45.7 kg)


L1 Model 1S

The total assembled system weight with the B1 bass module  76 lb (34.4 kg).

The total assembled system weight with the B2 bass module  94 lb (42.6 kg).


L1 Model II

The total assembled system weight with the B1 bass module  84 lb (38.10 kg).

The total assembled system weight with the B2 bass module 102 lb (46.2 kg).


L1 Classic

The total assembled system weight with the B1 bass module  94 lb (42.6 kg)

The total assembled system weight with two B1 bass module 122 lb (55.3 kg)

  • Note - the early B1 weighed 28 pounds


L1 Model I


The total assembled system weight with the B1 bass module  97 lb (43.00 kg)

The total assembled system weight with two B1 bass module 123 lb (55.8 kg)


Bass Modules

B1 bass module: 25.1 lb (11.4 kg)[1]

  • Early version was 28 lb [2]

B2 bass module: 45 lb (20.41 kg)



  1. B1 bass module weight 25.1 L1® Model 1S System Owner's Guide
  2. B1 bass module weight 25.1 B1 - New/Old