Model : LY302F-M01 VOICE COIL: ITEMS: SPECIFICATION: Diameter 25.4 (mm) Winding Length 7.1 (mm) Diameter 3.5 Layer 2 Impedance 6 ohms Former material Kraft KSV Wire material Copper SVW Input RMS 20 W, MAX 40 W CONE: Treated paper Free air resonance 80 Hz SURROUND: Treated cloth Sensitivity 84 dB 2 2.45 V MAGNET: (1) (2) Frequency range 80 20000 Hz Diameter 65 (mm) Sine wave test 5.5 V Height 10 (mm) Material Ferrite Y30 Weight 1.19 lbs. Quantity 2 pcs Weight 252 (grams) Basket: die cast (aluminum) Gap(H) 4 (mm) W/Copper cap on pole piece PARAMETERS: DC resistance Re: 4.5 Moving mass Mms: 3.34 (grams) () Resonance frequency Fs: 84.5 Equivalent volume Vas: 1.87 ( l ) (Hz) Maximum impedance Zm: 42.5 Sensitivity SPL: 83.5 (dB) () Mechanical Q factor Qms: 6.47 Suspension compliance Cms: 1.06 (mm/N) Electrical Q factor Qes: 0.76 BL product Bl: 3.22 (N/A) Total Q factor Qts: 0.68 Driver piston diameter D: 67 (mm) Linear Displacement Xmax: 1.55 Voice Coil Inductance Le(1K): 0.43 (mH) (mm) Data Presented by: MCM Electronics Data Presented by: MCM Electronics