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- Order number: 1382341
SB Acoustics SB65WBAC25-4 2.5" Fullrange Geometrically furrowed aluminum cone for extended... more
Product information "SB Acoustics SB65WBAC25-4"
SB Acoustics SB65WBAC25-4 2.5" Fullrange
- Geometrically furrowed aluminum cone for extended usable frequency range.
- Copper cap for increased high frequency output, reduced phase shift at higher frequencies and improved power handling capability.
- Low damping surround and non-conductive voice coil former to ensure dynamics and an open/transparent sound character with excellent detailing/resolution.
- Linear neodymium motor system for reduced distortion.
- Vented voice coil former for reduced compression.
- power handling (continuous/programme) = 20 W
- resonance frequency fs = 115 Hz
- impedance R = 4 Ohm
- sound pressure level SPL = 83.5 dB (2,83V; 1m)
- DC resistance Re = 3,6 Ohm
- force factor BL = 2.9 N/A
- voice coil inductance L = 0,15 mH
- effective piston radiating area Sd = 20 cm2
- effective mechanical mass incl. air load mms = 2.5 g
- equivalent volume of compliance Vas = 0.43 l
- total Q factor Qts = 0.68 (Qms=6.0, Qes=0.77)
- voice coil diameter = 25.4 mm
- mounting diameter d = 60mm
- overall diameter d = 80/64 mm
- mounting depth (not countersunk) t = 33 mm
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