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Product Details

Description

The LEGEND GB128 12" Lead / Rhythm Guitar Speaker is an Eminence guitar speaker for musicians, builders, and repair technicians seeking a purposeful replacement or new-cabinet driver. The Eminence Legend GB128 guitar speaker helps clean up your act. Cleaner British voiced tone with a full low end, warm, throaty mids and a very open top end. Key specifications include 50 W power handling, 8 Ω nominal impedance, 80 Hz - 5.1 kHz usable frequency range, 101.3 dB sensitivity.

Its construction features a ferrite magnet, a paper cone, a 1.75", 44 mm voice coil, supporting reliable performance in compatible cabinets and amplifiers. Use it for amplifier upgrades, custom cabinet projects, tonal experimentation, or restoring a working rig with a speaker selected for its musical response. Before installation, confirm the amplifier's impedance requirement, available mounting depth, cabinet cutout, and power compatibility. For best results, choose an enclosure and amplifier pairing appropriate for the published specifications and the desired playing style.

Characteristics
Filter series
Legend
Model
Legend GB128
Characteristics application
12" Open or Closed Back
Configuration
1, 2, or 4 x 12"
Low end response
Moderate
High end response
Moderate
Overall coloration
Cleaner British voiced tone with a full low end, warm, throaty mids, and a very open top end. A cleaner Private Jack tone with a fatter low end.
Break up modes
Balanced
Characteristics power range

50

Instrument

Lead/Rhythm Guitar

Characteristics genre

Blues
Country
Rock

Specifications
Nominal basket diameter
12", 305mm
Nominal impedance
8 Ω
Power rating watts
50 W
Resonance
86 Hz
Usable frequency range
80 Hz - 5.1 kHz
Sensitivity
101.3 dB
Gap height
0.312", 7.9 mm
Voice coil diameter
1.75", 44 mm
Thiele & Small Parameters
Resonant frequency fs
86 Hz
Dc resistance re
6.37
Coil inductance le
0.64
Mechanical q qms
19.54
Electromagnetic q qes
0.67
Total q qts
0.65
Compliance equivalent volume vas
43.9 liters, 1.55 cu.ft.
Peak diaphragm displacement volume vd
40.5 cc
Mechanical compliance of suspension cms
0.12 mm/N
Bl product bl
12
Diaphragm mass inc airload mms
28
Efficiency bandwidth product ebp
128
Maximum linear excursion xmax
0.8 mm
Surface area of cone sd
506.7 cm²
Mounting Information
Recommended enclosure volume sealed
Acceptable
Recommended enclosure volume vented
Acceptable
Driver volume displaced
0.071 cu.ft. / 2 liters
Overall diameter
12.03", 305.6 mm
Baffle hole diameter
11.07", 281.2 mm
Front sealing gasket
Yes
Rear sealing gasket
Yes
Mounting holes diameter
0.25", 6.4mm
Mounting holes b c d
11.59", 294.4mm
Depth
5.1", 129.5 mm
Net weight
8.1 lbs, 3.67 kg
Shipping weight
10.1 lbs, 4.58 kgs
Materials of Construction
Coil construction
Edgewound copper
Voice coil former
Paper
Magnet material
Ferrite
Basket material
Pressed steel
Cone composition
Paper
Surround
Paper
Dust cap composition
Zurette