Celestion - K12H-100TC 100W 8ohm - Coaxial/Twin Cone

Features

- 12 twin cone drive unit with extended high frequency response

- 1.75" high temperature copper voice coil for increased reliability and 100Wrms (AES standard) power handling

- Optimised cone neck/voice coil assembly for increased strength, minimising high frequency distortion and improving sound quality

- Secondary cone terminated by pressure formed cloth dust cap for enhanced mid-band clarity

- High efficiency magnet structure design delivers improved sensitivity

- Double roll surround for greater excursion control and smooth frequency response

General Specifications

Size: 305mm/12in

Power rating(1): 100Wrms

Nominal impedance: 8ohm

Sensitivity(2): 97dB

Frequency range: 50-10,000Hz

Voice coil diameter: 45mm/1.75in

Chassis type: Pressed steel

Magnet type: Ferrite

Magnet weight: 1.41kg/50oz

Coil material: Round copper

Former material: Kapton

Cone material: Kevlar loaded paper

Surround material: Cloth-sealed

Suspension: Single

Xmax: 1mm/0.04in

Gap depth: 8mm/0.31in

Voice coil winding width: 10mm/0.39in

Small Signal Parameters

D: 0.26m/10.24in

Fs: 67.5Hz

Mms: 43.669g/1.54oz

Qms: 5.381

Qes: 0.581

Mmd: 36.747g/1.30oz

Qts: 0.525

Re: 5.43ohm

Vas: 50.7lt/1.79ft3

BI: 13.16Tm

Cms: 0.127mm/N

Rms: 3.443kg/s

Le (at 1kHz): 0.625mH

Mounting Information

Diameter: 309mm/12.17in

Overall depth: 129.7mm/5.11in

Cut-out diameter: 283mm/11.14in

Mounting slot dimensions: Ø7.9mm/0.31in

Number of mounting slots: 4

Mounting PCD range: 297mm/11.69in

Unit weight: 3.8kg/8.4lb

Note

(1)Tested for two hours using a continuous, band-limited pink noise signal as per AES standard. Power calculated on minimum impedance. Loudspeaker tested in free air.

(2)Measured on axis at 1W, 1m in 2pi anechoic environment.

(3)Xmax derived from: (voice coil winding width-gap depth)/2.