Brand
Eminence
Model
Beta 12LT
Description
From Eminence datasheet:
Materials of construction:Kapton coil former for increased rigidity and thermal protection two-layer 32ga copper voice coil for improved power-handling and durability. Ferrite magnet. Vented core for increased power handling. Premium pressed steel basket for maximum strength. Paper cone. Cloth cone edge. Solid composition paper dust cap A twin-cone model for full range up to a useful 8kHz output in compact P.A. systems. The addition of the second cone gives extended high frequency response up to a useful 8kHz.
Range / type
Wide-range
Typical use
PA
Recommended enclosure
64—106 liters
Series
Beta
Manufacturer
Eminence

Production status
Active 2003
Nom. diamerer[inch]12
Vas[Liters]136,3
Qts
0,51
Qes
0,55
Qms
6,44
Fs[Hz]45
Sensitivity[dB]

Max Power[W]225
Power definition
W RMS
Lower freq[Hz]45
Upper freq[Hz]8000
Rec. Filter freq[Hz]

xmax[mm]0,8
Moving mass[g]36
Disp area[m2]0,05324
Disp Vol[cm3]0,042
xdamage[mm]17,27
Air gap[mm]

Coil height[mm]7,94
Coil diameter[mm]50,8
Cms[mm/N]0,34
Rms[N*s/m]1,59
Magnet weight[gr]38
Magnet height[mm]

Magnet diameter[mm]

Magnet material–

Re[ohm]7,37
Z[ohm]8
L[mH]0,83
Bl[Tm]11,7
Magnetic flux[Wb]

Flux density[T]

Outer diam.[mm]305,2
Bolt circle[mm]295,3
Nr of bolts[Nr]

Cutout[mm]278,6
Weight[Kg]4,4
Height[mm]

Depth[mm]113,5
Driver volume[Liters]

Frequency SPL / Z


Home page[url]http://www.eminence-speaker.com
Data sheet[URL}

Enterd by
–
Date reviewed
2003-12-21
Date added
2003-12-21

Sorry for the long post. Thought I’d put it up anyway. Dunno if this will be useful to anyone but it might help someone find me a box :weee: