Celestion TF1230S 350W 8ohm LF Ferrite

Celestion - TF1230S 300W 8ohm - LF Pressed Steel Chassis Loudspeaker - FerriteFeatures- 600W continuous power handling and 97dB sensitivity- Tough 12 ferrite bass/mid loudspeaker with Kevlar loaded cone- Optimised magnet assembly delivers impressive power to weight ratio- 3 high temperature edgewound copper clad aluminium voice coil wound on glass fibre former for enhanced reliability- Double roll surround provides exceptional linearity at extremes of cone excursion- Robust steel chassis for maximum energy transfer- Ideal drop in replacement for Mackie SRM450 v3/v3General SpecificationsNominal diameter: 305mm/12inPower rating(1): 300WrmsContinuous power rating(2): 600WEIA power rating(3): 450WNominal impedance: 8ohmSensitivity(4): 96dBFrequency range: 50-4000HzVoice coil diameter: 75mm/3inChassis type: Pressed SteelMagnet type: FerriteMagnet weight: 1.7kg/60ozCoil material: Edgewound copper clad aluminiumFormer material: PolyimideCone material: Kevlar loaded paperSurround material: Cloth-sealedSuspension: SingleXmax(5): 4.5mm/0.18inGap depth: 8mm/0.31inVoice coil winding width: 17mm/0.67inSmall Signal Parameters(6)D: 0.26m/10.24inFs: 58.5HzMms: 49.92g/1.75ozQms: 3.154Qes: 0.492Qts: 0.426Re: 5.81ohmVas: 59.15lt/2.09ft3BI: 14.71TmCms: 0.148mm/NRms: 5.82kg/sLe (at 1kHz): 1.05mHMounting InformationOverall diameter: 317.5mm/12.5inOverall depth: 137mm/5.43inCut-out diameter: 283mm/11.14inMounting slot dimensions: 13 x 6.6mm/0.51 x 0.26inNumber of mounting slots: 8Mounting PCD range: 299mm/11.77inUnit weight: 4.3kg/9.5lbNote(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)Continuous Power Handling is defined as 3dB greater than the AES rating.(3)Tested as per the EIA-426-A standard(4)Measured on axis at 1W, 1m in 2pi anechoic environment.(5)Xmax derived from: (voice coil winding width-gap depth)/2.(6)Small signal parameters measured after unit subjected to pre-conditioning signal.