View Full Version : box design help

03-31-2003, 10:24 AM
Free-Air Resonance: fs 27 Hz
Total Q: Qts 0.362
Mechanical Q: Qms 3.89
Electrical Q: Qes 0.399
Compliance Volume: Vas 3.08 ft3
Maximum Excursion: Xmax 0.750 (+1.500)
(peak to peak) 19.00 mm (+38.00 mm)
Voice Coil DC Resistance: Revc 6.4 W
Effective Cone Area: Sd 83.48 in2
Driver Displacement: .18 ft3

can anyone here help me design a ported box for my vega128???? those are all the specs..let me know if anyone can help....it will be going in the back of a 95 blazer...thanks for any help guys...

03-31-2003, 12:00 PM
If u tell me the volume of the box u need i maybe able to help:crazy:

03-31-2003, 01:39 PM
what are the maximum dimensions you can or are willing to use for the box?

03-31-2003, 03:03 PM
30"w x 15"h x 14"d......they dont have to be exactly that but thats what i have that i can work with!!!

Randy Savage
03-31-2003, 03:27 PM
30" X 15" X 14"- 2.783 ft^3 internal after wood displacement.
Tuned to 35 Hz
Vent(slot)- 13.5" high, 2" wide and 16.96" deep
estimated peak- 41.92 Hz

Tuned to 33 Hz
Vent(slot)- 13.5" high, 2" wide and 19.62" deep
estimated peak- 41.06 Hz

Let me know if you want any other volume/tunings....:)

03-31-2003, 05:32 PM
exactly how long is 19.62 inches??? like 19 3/4???

03-31-2003, 05:52 PM
19 5/8" = 19.625" that should work.

03-31-2003, 06:11 PM
ok thank you...

hey shaun i seen the elemntal designs pic under your name...so i thought i should ask you another question about a different box...im building a sealed enclosure for 2 e10k's tell me if this sounds ok 26"w x 12"h x 9"d...it will be 2 separate chambers so i dont have to worry if one sub blows....thanks for help