SB Acoustics SB23NRXS45-4

€88.78 *

Prices incl. VAT plus shipping costs

Delivery time 1-3 Workdays

  • 1382455
The SB Acoustics SB23NRXS45-8 8" woofer was developed with a Norecx non-resonant poly-coated... more
Product information "SB Acoustics SB23NRXS45-4"

The SB Acoustics SB23NRXS45-8 8" woofer was developed with a Norecx non-resonant poly-coated Papyrus fibre cone.Low damping SBR rubber surround with high exertion and resilience. Open structure cast frame for reduced reflections and compression. Aluminium alloy for light weight, non-magnetic and extra rigidity. Shorting Copper cap on pole piece. Non-inductive 30mm coil former.

 

Features:

  • Low damping rubber surround
  • Shorting ring in motor system
  • Non-inductive voice coil former
  • Proprietary cone materials made-in house
  • Cast Aluminium chassis
  • Shallow design

 

Specifications

  • power handling (continuous/programme) = 60 W
  • resonance frequency fs = 27 Hz
  • impedance R = 8 Ohm
  • sound pressure level SPL = 88,5 dB (2,83V; 1m)
  • DC resistance Re = 5,6 Ohm
  • force factor BL = 7,5 N/A
  • voice coil inductance L = 0,6 mH
  • effective piston radiating area Sd = 216 cm2
  • effective mechanical mass incl. air load mms = 24,5 g
  • equivalent volume of compliance Vas = 94 l
  • total Q factor Qts = 0,38 (Qms=5,4, Qes=0,41)
  • voice coil diameter = 45,5 mm
  • mounting diameter d = 198 mm
  • overall diameter d = 234 mm
  • mounting depth (not countersunk) t = 80,67 mm
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