SPECIFICATIONS :
Electrical Data :
• Nominal Impedance (Zn) : 4.0 Ω
• DC Resistance (Re) : 3.2 Ω
• Maximum Impedance(Zm) : 29.065 Ω
• Minimum impedance / at Freq (Zmin) : 4.296 / 214.453 Ω/Hz
TS Parameters
• Resonance Frequency (fs/fo) : 43.089 / 67.396 Hz
• Mechanical Q Factor (Qms) : 3.905
• Electrical Q Factor (Qes) : 0.848
• Total Q Factor (Qts) : 0.697
• Force Factor (BL) : 4.165 T-M
• Moving Mass without Air Load (Mmd) : 10.880 g
• Moving Mass including Air Load(Mms) : 11.800 g
• Suspension Compliance (Cms) : 0.500 M/N
• Effective Piston Area(Sd) : 136 c ㎡
• Equivalent Volume (Vas) : 13.309 Ltrs
• Reference Efficiency(No) : 0.404 %
• Frequency Response（Free Air） : Fo~15k Hz
• Sensitivity(1W/1M) : 91.1±3 dB
Voice Coil and Magnet Parameters
• Voice Coil Diameter : 1.0 Inch
• Voice Coil Layer : 2
• Voice Coil Former : Kapton
• Voice Coil Wire : SV-Copper
• Height of the Gap : 5 mm
• Linear Excursion : ±4.3 mm
• Material of Magnet : Sr. Ferrite
• Diameter of Magnet : 90 mm/pcs
• Height of Magnet : 17 mm
• Dust Cap : Aluminum
• Copper Ring : Copper
Power Handling
• Rated Input Power : 50 – 100 Watt
• Maximum Input Power : 300 Watt
Cone & Surround Material
• Aluminum Cone with NB-Rubber
