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Feel The Music

With our T3 Audio T.400 series subwoofers, the feeling just got better. These high definition loudspeakers are designed and created in the United States to make your listening and feeling experience the best it can be. Quality components include black anodized 2” aluminum formers in both single and dual voice coil versions, UV treated foam surrounds attached to non-pressed paper cones, silk screened poly dust caps, conex spider suspensions and 800 watts of peak power handling operating from a solid 105 oz. motor assembly. The T.400 series subwoofers deliver rock solid bass when … and where you need it.

Design

  • 10” and 12” Subwoofers
  • Black anodized 105oz. motor structure
  • Durable pressed steel basket
  • Rubber mounting top gasket
  • Conex spider suspension
  • Heavy gauge braided tinsel leads
  • Nickel plated push terminal connections
  • Treated foam surround
  • 1 Piece poly front cap with logos
  • Single 4ohm and Dual 4ohm Voicecoils
  • 2” Black anodized aluminum coil former
  • Copper round wire coil 30mm height
  • 400w RMS/ 800w Peak

Parameters

T.400-10s T.400-10d T.400-12s T.400-12d
Fs (Hz) 37 36 33 33
Qes 0.80 0.88 0.84 0.89
Qms 10.26 11.40 8.52 9.18
Qts 0.74 0.80 0.76 0.81
Vas (ft3) 0.52 0.41 1.58 1.42
Spl @ 1watt (dB) 86.11 87.67 88.10 89.76
X-max (Inches) 0.65 0.65 0.65 0.65
X-mechanical (inches) 1.30 1.30 1.30 1.30
Re (Ohms) 4.39 2 * 4.22 4.25 2 * 4.10
Pe (RMS Watts) 400 400 400 400
Piston Diam. (inches) 8.25 8.25 10.25 10.25
Sd ( in2) 53 53 78 78
BL 24 18 24 18
Le (mH) 2.95 1.12 2.35 1.16
Mms (grams) 140 140 170 170
Rms 3.65 3.72 4.22 4.27
Cms 100.48 76.89 130.55 111.87
Zmax (Ohms) 60.03 27.89 50.59 25.04

Specifications

T.400-10s T.400-10d T.400-12s T.400-12d
Total Weight (lbs) 10 10 11 11
Motor Weight (oz) 105 105 105 105
Mounting Depth 4.75" 4.75" 5.40" 5.40"
Basket Depth 2.80" 2.80" 3.35" 3.35"
Magnet Depth 1.95" 1.95" 2.05" 2.05"
Cutout Diameter 9.25" 9.25" 11.15" 11.15"
Overall Diameter 10.60" 10.60" 12.70" 12.70"
Magnet Diameter 5.91" 5.91" 5.91" 5.91"
Spider Diameter 7.05" 7.05" 8.45" 8.45"
Coil Diameter 2.00" 2.00" 2.00" 2.00"
Displacement (ft3) 0.08 0.08 0.11 0.11

Enclosures

T.400-10s T.400-10d T.400-12s T.400-12d
Sealed 0.8 0.8 1.1 1.1
Vented 1.3 1.3 1.75 1.75
Vent Diameter 3"/ 8in2 3"/ 8in2 3"/ 8in2 3"/ 8in2
Vent Length 12" 12" 8" 8"

Note: The enclosures recommended above are optimal size to suit the woofers for best overall performance. Enclosure sizes can vary depending on application. Using enclosure design software with the parameters provided with woofers is a good way to dial in woofers for users specific needs. ALL display room enclosures should be built 50% larger than optimal box recommendation for best open room performance.