SB Acoustics SB20PFC30-4

€42.00 *

Prices incl. VAT plus shipping costs

Delivery time 1-3 Workdays

  • 1382403
SB Acoustics SB20PFCR30-4 8" Woofer   Proprietary cone material with natural fibers... more
Product information "SB Acoustics SB20PFC30-4"

SB Acoustics SB20PFCR30-4 8" Woofer

 

  • Proprietary cone material with natural fibers made in-house
  • Light weight foam surround
  • Optimized whizzer cone for smooth high frequency extension
  • Phase plug for controlled radiation
  • Large spider for improved linearity
  • Optimized motor system
  • Vented reinforced plastic chassis
  • Non-conductive coil former
  • Long life lead wires
  • Extended copper sleeve on pole piece

 

Specifications

  • power handling (continuous/programme) = 50 W
  • frequency range = 30-5000 Hz
  • resonance frequency fs = 33,7 Hz
  • impedance R = 4 Ohm
  • sound pressure level SPL = 92.5 dB (2,83V; 1m)
  • DC resistance Re = 3,4 Ohm
  • force factor BL = 6,6 N/A
  • voice coil inductance L = 0.71 mH
  • effective piston radiating area Sd = 216 cm2
  • effective mechanical mass incl. air load mms = 22,4 g
  • equivalent volume of compliance Vas = 66,2 l
  • total Q factor Qts = 0.33 (Qms=2.78, Qes=0.37)
  • voice coil diameter = 30 mm
  • mounting diameter d = 187 mm
  • overall diameter d = 233mm
  • mounting depth (not countersunk) t = 82,4 mm
Related links to "SB Acoustics SB20PFC30-4"
Read, write and discuss reviews... more
Customer evaluation for "SB Acoustics SB20PFC30-4"
Write an evaluation
Evaluations will be activated after verification.

The fields marked with * are required.

I have read the data protection information.

Viewed