SIG270-4 10" Signature Series Woofer 120W Driver 4 Ohm The Dayton Audio Signature... more
Product information "Dayton Audio SIG270-8"
SIG270-4 10" Signature Series Woofer 120W Driver 4 Ohm
The Dayton Audio Signature Series was designed to give DIY speaker designers access to the pinnacle of speaker technology at the value expected from Dayton Audio. Featuring an open aluminum cast frame, anodized aluminum cone and a polyimide former, these drivers can provide extended range with incredibly low distortion. After hours of painstaking engineering and testing with meticulous attention to detail, we at Dayton Audio deem this driver line worthy of the endorsement of even the most critical audiophile.
Product Highlights
- Extensive Klippel LMP and LSI testing to optimize Bl symmetry and parameters
- Indexed cone/surround junction for smooth transition/frequency response
- Polyimide formers for improved mechanical damping smooth frequency response
- One piece concave black anodized aluminum cone
- Vented former and elevated spider for improved air flow
- Open aluminum cast frame for improved heat dissipation
- Countersunk stainless steel magnet badging for long time aesthetics
Specifications
- Power Handling (RMS) 120 Watts
- Impedance (Z) 4 Ω
- Sensitivity (SPL at 1m / 2.83V) 92.8 dB
- Frequency Response 35 - 2.500 Hz
- Voice Coil Diameter 51 mm
- DC Resistance (Re) 3.9 Ω
- Voice Coil Inductance (Le) 0.79 mH
- Resonant Frequency (Fs) 35 Hz
- Mechanical Q (Qms) 10.25
- Electromagnetic Q (Qes) 0.44
- Total Q (Qts) 0.42
- Diaphragm Mass Inc. Airload (Mms) 64g
- Mechanical Compliance of Suspension (Cms) 0.32 mm/N
- Surface Area of Cone (Sd) 361.5 cm²
- Volume of Displacement (Vd) 235 cm³
- BL Product (BL) 11.2 Tm
- Compliance Equivalent Volume (Vas) 58.6 liters
- Maximum Linear Excursion (Xmax) 6.5 mm
- Basket / Frame Material Aluminum
- Overall Outside Diameter 269 mm
- Overall Depth 126 mm
- Baffle Cutout Diameter 239 mm
- # Mounting Holes 8
- Mounting Hole Diameter 5 mm
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