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Scan-Speak

Scan-Speak - 13" Revelator Woofer - 32W/8878T11

Scan-Speak - 13" Revelator Woofer - 32W/8878T11

Regular price $1,079.95 AUD
Regular price Sale price $1,079.95 AUD
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Description

32 cm Woofer 8 ohm, H. Sens., Sandwich Paper Cone Foam surr Dbl FE Mag

The 32W/8878T11 woofer is optimised for high sensitivity applications. It offers an impressive 91.5 dB sensitivity at 2.83V/1m. It features a large 3” motor system with patented Symmetrical Drive, double ferrite magnets and a sandwich paper cone surrounded by a coated foam suspension.

Features

  • 92 dB Sensitivity @ 2.83V/1m
  • Paper sandwich cone
  • Coated foam Surround
  • Patented Symmetrical Drive motor
  • Powerful motor with dual ferrite magnets
  • 3" Voice coil, Titanium former and paper reinforced

Specifications

General

Driver type Woofer
Nominal size 13"
Nominal impedance 8Ω
Series Revelator
Power handling (RMS) 350 W
Power handling (program) 700 W
Sensitivity 91.5 dB
Suggested alignment Either
Frequency range fs – 1,500 Hz

Thiele/Small parameters

Resonant frequency (Fs) 21 Hz
DC resistance (Re) 6.1 Ω
Minimum impedance (Zmin) 7.2 Ω
Voice coil inductance (Le) 0.6 mH
Mechanical Q (Qms) 3.8
Electrical Q (Qes) 0.28
Total Q (Qts) 0.26
Equivalent volume (Vas) 235 L
Compliance (Cms) 0.6 mm/N
Moving mass (Mms) 95.5 g
Mechanical resistance (Rms) 3.3 kg/s
Force factor (Bl) 16.5 T·m
Effective piston area (Sd) 526 cm²
Linear excursion (Xmax, one-way) 7.5 mm
Mechanical excursion (Xmech) 28 mm
Displacement volume (Vd) 394.5 cm³
Efficiency bandwidth product (EBP) 75
Effective piston diameter (D) 260 mm

Motor

Voice coil height 23 mm
Air gap height 8 mm
Voice coil layers 2

Mounting

Overall diameter 320 mm
Mounting depth 159.4 mm
Flange thickness 7.6 mm
Bolt circle diameter 305 mm
Mounting holes 9
Mounting hole diameter 6.3 mm
Volume displaced by driver 3.22 L
Voice coil diameter 75 mm
Weight 9.8 kg

Materials

Cone Sandwich Paper
Magnet Ferrite

Typical box tunings

Closed box: box volume 40.5 L
Closed box: corner frequency 54 Hz
Vented box: box volume 64.5 L
Vented box: box resonance 31 Hz
Vented box: corner frequency 37 Hz
  • Xmax is quoted one-way (peak), not peak-to-peak.
  • Sensitivity measured at 2.83V/1m.
  • Power handling (RMS) is Scan-Speak's 100-hour RMS noise test (IEC 18.4); program power is its long-term maximum power (IEC 18.2).

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