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SB Acoustics SB12PFC25-8 4” Mid-Woofer
SB Acoustics SB12PFC25-8 4” Mid-Woofer
- Impedance (Z)
- 8 ohms
- Power Handling (RMS)
- 30 Watts
- Resonant Frequency (Fs)
- 64 Hz
€27.45
2 in stock
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Description
Highlights
- Vented reinforced plastic chassis
- Proprietary cone material with natural fibers made in-house
- Butyl rubber surround for smooth frequency response
- Vented motor system for low compression
- Long stroke linear suspension for improved dynamics
- Non-resonant long life lead wires
Product details
The SB Acoustics SB12PFC25-8 is composed by a vented reinforced plastic chassis and a proprietary cone material with natural made in-house fibers. The butyl rubber surround allows a smooth frequency response while its vented motor system provides low compression. Long stroke linear suspension for improved dynamics and non-resonant long life lead wires.
Specifications
| Article number | SB12PFC25-8 |
| EAN | 0696277269525 |
| Woofer Series | SB Acoustics PFC Paper series |
| Woofer Type | Midwoofer |
| Nominal Diameter | 4" |
| Power Handling (RMS) | 30 Watts |
| Impedance (Z) | 8 ohms |
| Sensitivity (SPL at 1m / 2.83V) | 84.5 dB |
| Voice Coil Diameter | 1" |
| DC Resistance (Re) | 6.4 ohms |
| Voice Coil Inductance (Le) | 0.36 mH |
| Resonant Frequency (Fs) | 64 Hz |
| Mechanical Q (Qms) | 4.1 |
| Electromagnetic Q (Qes) | 0.65 |
| Total Q (Qts) | 0.56 |
| Diaphragm Mass Inc. Airload (Mms) | 5.1 g |
| Mechanical Compliance of Suspension (Cms) | 1.21 mm/N |
| Surface Area of Cone (Sd) | 50 cm2 |
| BL Product (BL) | 4.5 Tm |
| Compliance Equivalent Volume (Vas) | 0.15 ft.³ |
| Maximum Linear Excursion (Xmax) | 5 mm |
| Article number | SB12PFC25-8 |
| EAN | 0696277269525 |
Additional information
| Woofer Series | SB Acoustics PFC Paper series |
|---|---|
| Woofer Type | Midwoofer |
| Nominal Diameter | 4″ |
| Power Handling (RMS) | 30 Watts |
| Impedance (Z) | 8 ohms |
| Sensitivity (SPL at 1m / 2.83V) | 84.5 dB |
| Voice Coil Diameter | 1″ |
| DC Resistance (Re) | 6.4 ohms |
| Voice Coil Inductance (Le) | 0.36 mH |
| Resonant Frequency (Fs) | 64 Hz |
| Mechanical Q (Qms) | 4.1 |
| Electromagnetic Q (Qes) | 0.65 |
| Total Q (Qts) | 0.56 |
| Diaphragm Mass Inc. Airload (Mms) | 5.1 g |
| Mechanical Compliance of Suspension (Cms) | 1.21 mm/N |
| Surface Area of Cone (Sd) | 50 cm² |
| BL Product (BL) | 4.5 Tm |
| Compliance Equivalent Volume (Vas) | 0.15 ft.³ |
| Maximum Linear Excursion (Xmax) | 5 mm |
Shipping & Delivery
USPS Fast Shipping
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