225 WATT RMS
Scanspeak-Revelator 23W/4557T02-8" (20cm) Subwoofer-Masori.de

Scanspeak Revelator 23W/4557T02

8" (20cm) subwoofer

Regular price 489,00€* Sale price486,00€

/Piece

(/)

Inkl. MwSt. Exkl. MwSt. inkl. Versandkosten exkl. Versandkosten

Lowest prior price 449,00€
skonto Nur 461,70€ mit  5% Skonto 5% Skonto bei: Vorkasse

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Beschreibung

    The  Revelator 23W/4557T02 is an 8" (20cm) subwoofer from Scanspeak that impresses with both quality and performance. The special features of this subwoofer lie in its complex construction, which includes a patented symmetrical driven motor design. The ferrite magnet system is covered with rubber and the aluminum membrane is black. The black anodized rigid aluminum basket and the aluminum die-cast basket under the centering spider are ventilated. With gold terminals and an impressive power handling of 225W, the Scanspeak 23W/4557T02 subwoofer offers a superior sound experience.

characteristics
  • 9" (23cm) subwoofer with aluminum membrane
(Black)
  • Patented symmetrical drive motor design
  • rubber surround
  • ferrite magnet system with rubber coating
  • Black anodized rigid aluminum basket
  • Die-cast aluminum basket under  the  centering spider  ventilated
  • gold terminals

Data

  • Power handling (nominal/music) = 225 W
  • Frequency range = 20-800 Hz
  • resonance frequency fs = 21 Hz
  • Impedance R = 4 Ohm
  • Sensitivity SPL = 82 dB (2.83V; 1m)
  • DC resistance Re = 3.45 Ohm
  • Force factor BL = 9.3 N/A
  • Voice coil inductance L = 0.45 mH
  • Effective membrane area Sd = 232 cm 2
  • Moving mass including air load mms = 101 g
  • Equivalent volume Vas = 45 l
  • Total outdoor quality Qts = 0.47 (Qms=4.8, Qes=0.52)
  • Diameter of the voice coil = 50 mm
  • Linear deflection x lin  = +/- 13 mm
  • Installation diameter d = 225 mm
  • outer diameter d = 255 mm
  • Installation depth (not milled) t = 141 mm

housing recommendation

  • closed box with 22 liters
  • from 35/22 Hz (-3dB/-8dB)

housing recommendation

  • 89 liter BR box
  • with HP70 port of length 32 cm
  • from 16/14 Hz (-3dB/-8dB)