woofer box and circuit.

[arlis_1957@yahoo.com]

somthings goofy here. minimum port .03? sorry that did not work. disregard and ill try again. please delete this thread.
Version 4.5 12/4/2009 by Jeff Bagby, Paul Verdone, and Charles Laub

Entered Driver, Box and System Parameters Active Circuit Response Designer
Project/Woofer Name: Dayton RSS315HO-4 Circuit / Amp Name: Dayton HPSA-500

Driver Configuration: 2 Drivers wired in Series
Five Band Parametric Bass Equalizer
Woofer Parameters Band 1 2 3 4 5
Fs (Hz) 37.50 Standard Box Alignments Fc 20 Hz 31 Hz 40 Hz 63 Hz 80 Hz
Re (ohms) 3.70 Standard Vab (liters) 8.78
Le (mH) 0.53 Vented Fb (Hz) 61.85 Gain (dB) 6.0 0.0 0.0 0.0 0.0
Vas (liters) 25.60 Entered Box Parameters
Qes 0.280 Vb (liters) 24.00 Q 1 1 1 1 1
Qms 1.52 Vb (Ft^3) 0.85
Sd (cm2) 0.0132 Ql (Box Losses) 30.0
Xmax (mm) 5 Qa (Absorption) 100 Selectable Textbook High Pass Filter
Series R (Ohms) 0 Fb (Hz) 50.21 Fc Selected Textbook Response
Dv (in) 3 60 Hz Second Order Butterworth
Number of Vents 1
0 Lv (in) 6.68
Available Power (W) 2 Qp (Port Losses) 100 Optional Second Order Adjustable High Pass Filter - Stage One
Fc Q Gain (dB)
4.9 4.90 24 Hz 2 6.0 dB
972 70451032.32
830 1050.20 Optional Second Order Adjustable High Pass Filter - Stage Two
1050.2 100.00 Fc Q Gain (dB)
52 24.34 14 Hz 0.7 -3.1 dB
27 50.21
1 24119497.153
1.21 0.000 Selectable Textbook Low Pass Filter
0 Qb (Total Box Q) 18.75 Fc Selected Textbook Response
700 Hz Third Order Butterworth

Derived Driver, Box and System Data
Calculated Driver Parameters Calculated Alignment Data Linkwitz Transform - Biquad Pole Shifter
SPL 1 W / Meter (dB) 91.77 0.419 F0 Q0 Fp Qp Gain (dB)
SPL 2.83V / Meter (dB) 92.11 66.38 41 Hz 0.642 20 Hz 0.7 12.6 dB
System DCR (Ohms) 7.40 Alignment Value 8.38
Applied Voltage (V) 3.89 EBP (Fs/Qes) 133.93
Efficiency No (%) 0.927% h (Vas/Vab) 2.13
Qts (with series R) 0.236 alpha (Fb/Fs) 1.34
Cms (mm/N) 52304843.836 Port Min Dia (in) 0.03
Mms (kg) 0.000 Max Output W/ Filter 94.09
Rms (kg/s) 0.000 Relative -3 dB Point 62.17 Hz
BL (kgm/sq) 0.001 Relative -6 dB Point 51.22 Hz
Max Output (dB) 94.87 Relative -10 dB Point 45.85 Hz


Box Volume And Vent Calculator
Height (Outside Dim) 8.5
Width (Outside Dim) 21
Depth (Outside Dim) 12 Frequency Range Utility
Wall Thickness 0.5 Port Diameter 1.5 1.5 Minimum 10 Hz Maximum 10,000 Hz
Baffle Thickness 0.75 Port Length 3 10 10000
Volume - Vab (Liters) 26.23 Number of Ports 2 Graphics Save Utility
Volume - Vab (Ft^3) 0.93 Tuned Port Fb 50.1 Hz Graph Width Multiplier 1.33 Height Multiplier 1
Quick Tuning Utility Bar
Adjust Vab: 24. L Adjust Fb: 50.2 Hz Adjust PR Mass: 1050 g Adjust Ql: 30















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