Dayton Audio PA310-8 12" Pro Woofer
ดอกลำโพง วูฟเฟอร์ Dayton Audio PA310-8 12" Pro Woofer
Dayton Audio PA Series Pro Woofers are a great upgrade for musical instrument or sound reinforcement cabinets, and also excel in custom-built speaker systems. High power handling, smooth response, low distortion, deep punchy bass, and rugged reliability are the features that set PA Series woofers apart from other drivers – premium performance, but value priced.
Highlights
- Strong, low-mass carbon fiber impregnated paper cone
- I-beam rolled edge 1.2 mm steel frame
- Low distortion motor system w/copper cap
- Powerful 80 oz. ceramic ferrite magnet
- Vented pole piece/vented voice coil gap improve thermal management
- Black motor parts and black polyimide voice coil former dissipate heat
- Bumped back plate for unrestricted excursion
Product Specifications
- Nominal Diameter 12"
- Power Handling (RMS) 450 Watts
- Power Handling (max) 900 Watts
- Impedance 8 ohms
- Frequency Response 44 to 4,000 Hz
- Sensitivity 96.1 dB 2.83V/1m
- Voice Coil Diameter 3"
- Magnet Weight 80 oz.
- Weight 16.4 lbs.
Thiele-Small Parameters
- Resonant Frequency (Fs) 39 Hz
- DC Resistance (Re) 5.5 ohms
- Voice Coil Inductance (Le) 1.68 mH
- Mechanical Q (Qms) 8.85
- Electromagnetic Q (Qes) 0.30
- Total Q (Qts) 0.29
- Compliance Equivalent Volume (Vas) 3.24 ft.³
- Mechanical Compliance of Suspension (Cms) .23 mm/N
- BL Product (BL) 18 Tm
- Diaphragm Mass Inc. Airload (Mms) 72.8g
- Maximum Linear Excursion (Xmax) 5 mm
- Surface Area of Cone (Sd) 530.9 cm²
Materials of Construction
- Cone Material Paper / Carbon Fiber
- Surround Material Cloth
- Voice Coil Wire Material Copper
- Voice Coil Former Kapton® / Polyimide
- Basket / Frame Material Steel
- Magnet Material Ferrite
Mounting Information
- Overall Outside Diameter 12.2"
- Baffle Cutout Diameter 11.14"
- Depth 5.63"
- # Mounting Holes 8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
- Sealed Volume 0.44 ft.³
- Sealed F3 119 Hz
- Vented Volume 1.04 ft.³
- Vented F3 73 Hz