very stout sub

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400 rms conservatively rated
2 1/2" vc
double stacked motor structure
thick top and bottom plates

12" Dual 0.7 Coils

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None listed

Amazing Sub

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Suggested Retail Price: $699.00

Differential Drive® Design (DDD) motor

Die-cast vented basket

Kevlar®-impregnated paper woofer cone

Nitrile-butylene surround

Power handling RMS: 800 watts

Power handling Peak: 5,000 watts

Mounting depth: 10-1/4"

Cut-out diameter: 13-7/8"

Dual 6-ohm voice coils

Sensitivity: 92dB

Don't let its size fool you....

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Free Air Resonance (Fs): 35.2 Hz

Electrical “Q” (Qes): 0.654

Mechanical “Q” (Qms): 9.50

Total Speaker “Q” (Qts): 0.612

Equivalent Compliance (Vas):0.61cu. ft. / 17.4 liters

One-Way, Linear Excursion (Xmax)*: 1.75 in. / 19 mm

Reference Efficiency (no):0.112%

Efficiency (1W/1m)**: 82.7 dB SPL

Effective Piston Area (Sd): 38 sq. in.
/ 0.0245 sq. m.

DC Resistance (Re): 2.78

Nominal Impedance (Znom): 3 ohm

Thermal Power Handling (Pt): 300W

Driver Displacement: 0.06 cu. ft. / 1.7 liters

Net Weight: 17 ibs. / 7.8 kg

Review of Audio Pulse 12 Inch Revo

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http://i29.photobucket.com/albums/c253/bellbballplayer8/_W9G6471.jpg
So I got a 12 Inch Revo from Audio Pulse to play around with. All nice and packaged up.

http://i29.photobucket.com/albums/c253/bellbballplayer8/_W9G6472.jpg
http://i29.photobucket.com/albums/c253/bellbballplayer8/_W9G6473.jpg
The...

Pieces of Shit

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* Dual Stacked 70-Oz Magnet Structure
* Power Handling: 500 Watts RMS / 1000 Watts Peak
* Dual 2" High Temp Kapton Voice Coils
* Impedance: 4 Ohms
* SPL: 83dB
* Overall Diameter: 10.16''
* Mounting Depth: 6.20''

12" Fully Loaded BTL

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BTL12

DUAL 1 | DUAL 2

Fs: 40.7 Hz | 39.8 Hz
Re: 0.7 Ohms/coil | 1.5 Ohms/coil
Qms: 4.91 | 5.03
Qes: .22 | .21
Qts: .21 | .20
Mms: 191g | 201g
Cms: 0.80mm/N | 0.80mm/N
Sd: 480cm^2 | 480cm^2
Vas: 25.7 l | 25.7 l
Spl: 90.7dB 1W/1m | 90.7dB 1W/1m
Bl: 17.5 N/A | 26.9 N/A
Xmax: 16mm * | 16mm *
Xmax: 16mm * | 16mm *
Rms: 2000W * | 2000W *
Sealed box: N/A cuft | N/A cuft
Ported box: 1.75-3cuft | 1.75-3cuft
Sub OD: 12.500” | 12.500”
Cut ID: 11.125” | 11.125”
Mounting depth: 6.750” * | 6.750” *
Displacement: 0.18cuft * | 0.18cuft *

Amazing sub!!! By far the best $150 I ever spent!

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12 Inch:
Fs:26.9 Hz
Re:8 ohm series
QMS:5.520
Qes:0.317
Qts:0.300
Mms:162.846 g
Cms:205.967
Sd:0.053
Vas:82.157 L
Spl:89.7 db 1w/1m
BL:23.978 TM
X-max:26 mm peak to peak
Sub diameter:12 1/2 inches
Mounting:11 inches
Mounting depth:5 5/8 inches
Driver displacement:.11 cubic ft.
Power:500 Wrms / 1000 peak

Don't be fooled by this sub!

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Right off from Atomic's page. No T/S :/

* APSPL 12, Available in DVC 0.7, 1.0, 1.4 and 2.0 ohms
* Rigid Die cast aluminum basket
* Organic long fiber non-pressed cone body for accurate tight bass
* Curvilinear Kevlar reinforced cone body
* Extended neck joints on cone, coil and spider strengthen the integrity of moving structure for high power capacity
* Butyl rubber surround heavy duty and forever lasting.
* Compressed mounting ring gasket
* Vented coil for extra heat dissipation
* 2-1/2 inch high temp aluminum voice coil
* Extended, machined cut one piece back plate
* Powerful 1 inch thick 90 oz high energy magnet

15" 500w/1000w

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Summary:

Bought this woofer back in my noob days, and bought it brand new from ubid.com. They had a couple left, and knew what kind of repuration CV has so i went for it. Had this is a 5.15 cubic feet enclosure tuned to 32 hz. Used it on a 1994 Nissan Pathfinder.

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