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jacwood5150
02-06-2010, 05:00 PM
ok im going with 4 tang band w8-740p 8"s
they sent me the specs for two in a box vented
I figured two per chamber if someone could deciefer all this and give me a spec'd out box plan that would be awesome
its going in a 98 expy

I could answer any computer problems you may have for trade

Box Properties
--Description--
Name:
Type: Vented Box
Shape: Prism, square
--Box Parameters--
Vb = 20 liters
V(total) = 30.95 liters
Fb = 39.66 Hz
QL = 7
F3 = 41.61 Hz
Fill = minimal
--Vents--
No. of Vents = 1
Vent shape = round
Vent ends = one flush
Dv = 100 mm
Lv = 680 mm
Driver Properties
--Description--
Name:
Type: Standard one-way driver
--Configuration--
No. of Drivers = 2
Mounting = Standard
Wiring = Series
Drivers sum coherently = Yes
--Mechanical Parameters--
Fs = 30.3 Hz
Qms = 3.7
Vas = 20 liters [40]
Cms = 0.291 mm/N [0.145]
Mms = 94.83 g [189.7]
Rms = 4.879 kg/s [9.758]
Xmax = 12.1 mm
Xmech = 1.2 cm
P-Dia = 167.4 mm [236.7]
Sd = 220 sq.cm [440]
P-Vd = 0.266 liters [0.532]
--Electrical Parameters--
Qes = 0.3
Re = 3.2 ohms [6.4]
Le = 0.8 mH [1.6]
Z = 70 ohms [140]
BL = 13.88 Tm [27.75]
Pe = 120 watts [240]
--Electromech. Parameters--
Qts = 0.278
no = 0.179 % [0.358]
1-W SPL = 84.72 dB [87.73]
2.83-V SPL = 88.7 dB [88.7]

on1wheel01
02-06-2010, 07:19 PM
U in concord nc or another state? If in nc i am in mooresville and could help build it. Just let me know.

jacwood5150
02-06-2010, 09:25 PM
good ol Concord NC
let me know what youd charge or trade for PC work if you need any

on1wheel01
02-07-2010, 08:21 AM
pm sent