Built for High Performance SPL the BOA-N Series Ultra Efficient 12 BOA-N Series Neodymium Subwoofers are dual 1 Ohm at 6,000 Watts RMS / 12,000 Watts MAX. The BOA121-N uses 3 Dual Impedance Black Anodized Voice Coil formers with flat wound windings and have 100% pure copper wires connected directly to the voice coils. Both 12" and 15" BOA-N Series subwoofers use 52 A 12 Lens Grade Stacked Neodymium magnets in an open motor design. Both models are bolted into heavy duty rugged industrial textured cast aluminum baskets that help achieve 89.8 dB efficiency (BOA121-N) with SPL@2.83v/m.
Highlights:
- A 12 Lens Grade 52 Neodymium Open Motor Design.
- Heavy Duty Rugged Industrial Textured Cast Aluminum Basket.
- Kevlar Fiber Reinforced Non-Pressed Paper Cone with Industrial Textured Finish.
- EROM Foam Surround with Red Stitching.
- 3 Dual Impedance Black Anodized Voice Coil Former with Flat Winding Wires.
- Reinforced Fiberglass Woven Dust Cap.
- High Energy Neodymium Magnets.
- Over Sized Mirror Image 6 Layers Poly/Nomex Spiders.
- Black Anodized One Piece Pole-Plate for added Motor Force .
- Triple Black Poly Cotton Spiders with Mirror Image Layout.
- Heavy Duty Pure Copper Direct Input Wires Connected to each Voice Coil.
- Dual 1 Ohm Impedance.
This listing includes:
(1) Massive Audio 12 Mega Neo Subwoofer BOA121-N
SPECIFICATIONS PER SUBWOOFER:
Nominal Diameter: 12
Nominal Impedance: Dual 1 Ohm
MAX Power Handling: 12000 Watts
RMS Power Handling: 6000 Watts
SPL (2.83V/1m): 89.8 dB
MOTOR:
Voice Coil Diameter: 3
Voice Coil Former Material: Black Anodized Former With Flat Winding Wires
Cone Material: Non-Pressed Paper
Surround Material: EROM Foam with Red Stitching
Basket Material: Die Cast Aluminum
Basket Color: Black
Magnet Material: Neodymium
Magnet Weight: 108 Oz
THIELE & SMALL PARAMETERS:
Equivalent Volume: Vas - 17L
Excursion: X-max - 13mm
Free Air Resonance: Fs - 56Hz
Mechanical Factor: Qms - 2.2
Electrical Factor: Qes - 0.398
Total Factor: Qts - 0.338
DC Resistance: Re - 1 Ohms
Compliance: Cms - 22.7m/N
Force Factor: BL - 17Tm
Voice Coil Inductance: Le - 0.39mH
Diaphragm Area: Sd - 0.054m
RECOMMENDED ENCLOSURES:
Sealing Internal Volume: 2.74FT Small / 3.44FT Large
Sealed Internal Dimensions (Width x Height x Depth): 17x16.6x16.7
Ported Internal Volume (Width x Height x Depth): 18.1x16.6x16.7
Port Tuning Frequency: Fb - 36Hz
Port round (DxL): 4.72x9.98
Port Area: 17.52
Dual Sub Ported Box Volume: 5.39FT
Dual Sub Ported Box Internal Volume (Width x Height x Depth): 33.1x16.6x16.7
Dual Sub Port Sq Area: 17.52
Dual Sub Port Length: 10.25
Dual Sub Ported Fb: 41Hz
DIMENSIONS PER SUBWOOFER:
Overall Diameter: 12.52
Front Mount Baffle Cutout: 11.1
Mounting Depth: 10.75
Displacement: 0.253FT
Unit Weight: 50.7 lbs.
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Free shipping for customers with a valid residential or commercial address within the Contiguous 48 United States (PO Boxes address may require additional charges).
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Typical handling time for orders is 1-business day. We do our best to ship every package with-in 1 business day of receiving a cleared payment. In some circumstances additional time may be need, in which case we will contact buyer.
Shipped orders that are returned by the shipping company due to an insufficient address or an undeliverable address will be refunded less a 20% restocking fee.
Orders refused at time of delivery and returned back to Big Jeff Online will be refunded less a 20% restocking fee.
PR, VI, HI, AK and other Us territories may need additional shipping due to size and weight of package.
1. Please make sure to box up product in original boxes and all paperwork and parts
2. Please makes sure to put short note with reason for return and if you would like placement or refund Also include your contact information for us to look up your account.
3. Make sure items are shipped properly so they make it to us in good condition.
Once we receive return, we will process refund or replacement in 24 to 48 business hours.
Speakers with Burnt Coils or frozen up or physical damage will not be accepted
Amplifiers that have been smoked from improper use will not be accepted.
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2001 NW 1St Ave
Ocala, FL 34475
737-BIG-JEFF
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