Celestion TF0818MR 8-inch Sealed Back Speaker 100 Watt RMS 8-ohm
Celestion's TF0818MR 8" professional midrange speaker features and integrated sealed chassis that isolates the driver's diaphragm a companion woofer's "back pressure", which eliminates the need to construct a separate sub-enclosure. The TF0818MR produces high-SPL, low distortion reproduction of the all-important frequency range. It features a 1.75" high-temp voice coil and a 31 oz. ceramic ferrite magnet, which contribute to the driver's very high output and low distortion.Product Specifications Nominal Diameter: 8"Power Handling (RMS): 100 WattsPower Handling (Max): 200 WattsImpedance: 8 ohmsFrequency Response: 800 to 5,000 HzSensitivity: 99 dB 2.83V/1mVoice Coil Diameter: 1.75"Magnet Weight: 20 oz. Thiele-Small Parameters Resonant Frequency (Fs): 450 HzDC Resistance (Re): 6.7 ohmsVoice Coil Inductance (Le): 0.34 mHTotal Q (Qts): 6.7Materials of ConstructionCone Material: Paper / KevlarSurround Material: Treated PaperVoice Coil Wire Material: CopperVoice Coil Former: KaptonĀ® / Polyimi