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Parameters
7
All ports listed are circle ports unless otherwise stated. Surface area of a circle port = (3.14) X (radius) (squared)
Remember to build your box to the total volume, not just air space, as total volume includes all displacement.
Model #
Vas does not represent the volume of a Box. Vas is just a parameter used when calculating a box.
Fs
Qts
Qes
Qms
Vas (Liters)
Vas (Cu. Ft.)
Re
Le
Xmax
RMS
Freq. Resp.
Efficiency
An EBP of less then 45 is SUGGESTED for only a sealed box and greater then 65 for a ported box.
EBP
Depth
Hole
Diamater
Displacement
Ported
Air Space (Cu. Ft.)
Port Size (Inches)
Port Vel.
(%)
-3dB
(Hz)
Tune Freq. (Hz)
Sub Disp. (Cu. Ft.)
Port Disp.(Cu. Ft.)
Total Vol. (Cu. Ft.)
An EBP of less then 45 is SUGGESTED for only a sealed box and greater then 65 for a ported box.
Minimum (Cu. Ft.)
Maximum (Cu. Ft.)
SPL
(dB)
All sealed boxes already include the displacement for the subwoofer.
The larger a sealed box is, the lower the sub will play, but the less power it will handle. The smaller a sealed box is, the
AMD Midbass and Box Parameters
AMD60H
47
0.46
0.51
5.56
4.75 Liters
0.17 Cu.Ft.
3.15 ohms
1.08 mH
+/- 6mm
300 wats
30Hz-5kHz
93 dB
92
Dimensions
3 1/2"
5 1/2"
6 1/2"
0.089 Cu. Ft.
AMD60H
0.715
2 x 6.5
13.96
35
38
0.089
0.01
0.75
0.15
0.25
84.4
higher the frequency the sub will play, and the more power it will handle.
BOXES
NR = (Not Recommended)
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