Scan-Speak Revelator 32W/4878T01
4Ω
Woofer
Nominal diameter | 12″ / 320 mm |
Resonance | 23 Hz |
Q factor | 0.28 |
Sensitivity | 89.9 dB |
Linear excursion | ± 7 mm |
Program Power | 400 W |
.jpg)
.jpg)
.jpg)
- Sensitivity (1W, 1m, infinite baffle) SPL1W 89.9dB
- Frequency response 23 - 1500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 23Hz
- Mechanical quality factor QMS 6.00
- Electrical quality factor QES 0.30
- Total quality factor QTS 0.28
Large signal parameters
- Maximum linear excursion xmax 7mm
- Maximum excursion before damage xlim 28mm
- Air volume displaced at xmax VD 368cm³
- Power handling P 150W
- Program power Pmax 400W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.1Ω
- Inductance (1kHz, estimated) LE 1.59mH
- VC Diameter 75mm
- Winding height HVC 22mm
- Former material Titanium
Magnet
- Force factor Bl 13N/A
- Motor constant Bl/√RE 7.38N/√W
- Air gap height HAG 8mm
Diaphragm
- Effective diameter 260mm
- Effective area SD 526cm²
- Moving mass MMS 112g
- Moving mass (without air load) MMD 103g
- Material Paper sandwich
Suspensions
- Stiffness KMS 2.33N/mm
- Compliance CMS 430µm/N
- Equivalent volume to the compliance VAS 170L
- Mechanical resistance RMS 2.7N·s/m
Dimensions
- Nominal diameter 12″
- 320mm
- Volume occupied by the driver 2.65L
- Net weight 7.5kg
- Frame material Die cast Aluminium
.png)
.png)
Export this driver to a simulation software:
Closed Box Simulator·





