Model : D-2801XL-M01 VOICE COIL: ITEMS: SPECIFICATION: Diameter 28 (mm) Winding Length 2.4 (mm) Diameter 1 1/8 Diaphragm Layer 2 Impedance 6 ohms Former material Aluminum ASV Wire material Copper clad Aluminum CCAW Input RMS 50 W, MAX 100 W CONE: Silk Free air resonance N/A Sensitivity 90 dB 2 2.45 V SURROUND: Silk Frequency range MAGNET: (1) (2) 2000 20000 Hz Diameter 70 (mm) Sine wave test 2.83 V Height 15 (mm) Weight 1.35 lbs. Material Ferrite Y35 Quantity 1 Pcs Weight 228 (grams) Face plate: (aluminum) Gap(H) 3 (mm) PARAMETERS: DC resistance Re: 5.2 Moving mass Mms: (grams) () Resonance frequency Fs: 900 Equivalent volume Vas: ( l ) (Hz) Maximum impedance Zm: Sensitivity SPL: (dB) () Mechanical Q factor Qms: Suspension compliance Cms: (mm/N) Electrical Q factor Qes: BL product Bl: (N/A) Total Q factor Qts: Driver piston diameter D: (mm) Linear Displacement Xmax: Voice Coil Inductance Le(1K): (mH) (mm) Data Presented by: MCM Electronics Data Presented by: MCM Electronics