Scan-Speak Revelator 22W/8851T00
Woofer
8″ / 220 mm
Nominal diameter
21 Hz
Resonance
0.25
Q factor
88 dB
Sensitivity
± 9 mm
Linear excursion
200 W
Program Power
![Scan-Speak 22W/8851T00 Woofer](/ScanSpeak/22W-8851T00/ScanSpeak_22W-8851T00_(Photo_1).jpg)
![Scan-Speak 22W/8851T00 Woofer](/ScanSpeak/22W-8851T00/ScanSpeak_22W-8851T00_(Photo_2).jpg)
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 88.1
- dB
- Frequency response
- 21 - 3000
- Hz
- Resonance frequency (free air)
- fS
- 21.0
- Hz
- Mechanical quality factor
- QMS
- 5.10
- Electrical quality factor
- QES
- 0.26
- Total quality factor
- QTS
- 0.25
- Maximum linear excursion
- xmax
- 9.0
- mm
- Maximum excursion before damage
- xlim
- 14.0
- mm
- Air volume displaced at xmax
- VD
- 198
- cm³
- Power handling
- P
- 80
- W
- Program power
- Pmax
- 200
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.2
- Ω
- Inductance (1kHz, estimated)
- LE
- 0.69
- mH
- VC Diameter
- 50
- mm
- Winding height
- HVC
- 24
- mm
- Force factor
- Bl
- 9.9
- N/A
- Motor constant
- Bl/√RE
- 3.98
- N/√W
- Air gap height
- HAG
- 6
- mm
- Material
- Ferrite
- Effective diameter
- 167
- mm
- Effective area
- SD
- 220
- cm²
- Moving mass
- MMS
- 31
- g
- Moving mass (without air load)
- MMD
- 28.5
- g
- Material
- Rigid Paper
- Stiffness
- KMS
- 0.54
- N/mm
- Compliance
- CMS
- 1850
- µm/N
- Equivalent volume to the compliance
- VAS
- 126
- L
- Mechanical resistance
- RMS
- 0.8
- N·s/m
- Surround material
- SBR Rubber
- Nominal diameter
- 8
- ″
- 220
- mm
- Volume occupied by the driver
- 1.04
- L
- Net weight
- 3.6
- kg
- Frame material
- Die cast Aluminium
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
![Scan-Speak 22W/8851T00 SPL & Impedance](/ScanSpeak/22W-8851T00/ScanSpeak_22W-8851T00_(Frequency_response_+_Impedance).png)
![Scan-Speak 22W/8851T00 Dimensions](/ScanSpeak/22W-8851T00/ScanSpeak_22W-8851T00_(Dimensions).png)
Export this driver to a simulation software:
![WinISD](/images/export/WinISD.png)
![Basta!](/images/export/Basta.png)
![Hornresp](/images/export/Hornresp.png)
![QSpeakers](/images/export/QSpeakers.png)
![SpeakerSim](/images/export/SpeakerSim.png)
![MfbLabs](/images/export/MfbLabs.png)
![Speakerbench](/images/export/Speakerbench.png)