BMS 6S117 6.5" Low Midrange Driver
1.5" VC
91 dB
16 Ohm

Features:
• 93 dB Sensitivity 1 W / 1 m
• 130 W Power Handling
• 1.5" Copper Sandwich Voice Coil
• Double treated Cone for Water Protection
• Triple Aluminium demodulating Rings for ultra low Distortion
• Optimal for compact 2- or 3-way Systems

Specifications:
•Application Low-middle
•Nominal Impendance:16 Ohm
•Power handling AES noise: 130 W
•Sensitivity (1 W / 1 m): 93 dB
•Frequency response: 80 - 3500 Hz
•Voice Coil Diameter: 38 (1.5") mm
•Voice Coil Material: Cu
•Voice Coil Winding Depth: 15 mm
•Magnet Gap Depth: 5 mm
•Basket: Cast Aluminium
•Effect. diaphragm diameter D 135 mm

Thiele-Small Parameters:
•Resonance Frequency: ( Fs): 80 Hz
•Mechanical Q Factor: ( Qms): 3.3
•Electrical Q Factor: ( Qes): 0.49
•Total Quality Factor: ( Qts): 0.43
•Equivalent Volume: ( Vas): 10.4 L
•Moving Mass: ( Mms): 0.011 kg
•Mechanical Complience: ( Cms): 0.36 mm / N
•BL Factor: ( BL): 11.3 Tesla m
•Effective Piston Area: ( Sd): 0.0143 m²
•Max. linear Excursion: ( Xmax): +/- 5 mm
•Voice Coil Inductance: ( Le1k): 0.64 mH
•Voice Coil Inductance: ( Le10k): 0.42 mH

Mounting Information:
•Overall Diameter: 162 mm
•Mounting Holes Diameter: 4 x 5.3 mm
•Bolt Circle Diameter: 172 mm
•Baffle cut-out Diameter: 146 mm
•Overall depth: 81.5 mm
•Net Weight: 1.61 kg