Celestion TF1020 150W 8ohm

General Specifications
Nominal diameter: 254mm/10in
Power rating1: 150Wrms
Nominal impedance: 8ohm
Sensitivity2: 97dB
Frequency range: 60-3000Hz
Voice coil diameter: 50mm/2in
Chassis type: Pressed steel
Magnet type: Ferrite
Magnet weight: 1.2kg/42oz
Coil material: Round copper
Former material: Polyimide
Cone material: Kevlar loaded paper
Surround material: Cloth-sealed
Suspension: Single
Xmax3: 2mm/0.08in
Gap depth: 8mm/0.31in
Voice coil winding width: 12mm/0.47in

Small Signal Parameters
D: 0.21m/8.27in
Fs: 60.9Hz
Mms: 30.92g/1.09oz
Mmd: 27.27g/0.96oz
Qms: 2.853
Qes: 0.361
Qts: 0.32
Re: 5.79ohm
Vas: 37.45lt/1.32ft3
Bl: 13.79Tm
Cms: 0.221mm/N
Rms: 4.15kg/s
Le (at 1kHz): 0.59mH

Mounting Information
Overall diameter: 256mm/10.08in
Overall depth: 110mm/4.33in
Cut-out diameter: 229mm/9.02in
Mounting slot dimensions: 8mm x 6mm/0.31in x 0.24in
Number of mounting slots: 8
Mounting PCD range: 242-246mm/9.53-9.65in
Unit weight: 3.7kg/8.2lb

Packed Dimensions & Weight
Single pack size W x D x H : 280mm x 280mm x 120mm/11.0in x 11.0in x 4.7in
Single pack weight: 4kg/8.8lb
Multi pack (96) size W x D x H: 1080mm x 880mm x 840mm/42.5in x 34.6in x 33.1in
Multi pack (96) weight: 390kg/860lb