Cerwin Vega Stroker 18S Qtc=0.310


Driver parameters:
Qts=0.191
Fs=31.00 Hz
Vas=5.78 cu. ft
SPL=96.0 dB 1W 1m
max power=1600 W RMS
Diameter=0.457 m
Xmax=0.019 m

Calculated parameters:
Vd=0.002155 m^3
n0=0.025119

Fc=50.31 Hz
F3=146.89 Hz
Vb=3.54 cu. ft
Par=NaN acoustic W
Per=NaN W

Thermal and Xmax limited SPL as a function of frequency:

Hz SPL thermal SPL xmax Power xmax
2.0 71.96 dB 66.98 dB 509.1 W
4.0 83.83 dB 79.03 dB 529.1 W
6.0 90.61 dB 86.07 dB 562.6 W
8.0 95.26 dB 91.07 dB 609.5 W
10.0 98.72 dB 94.94 dB 670.0 W
12.0 101.43 dB 98.11 dB 744.2 W
14.0 103.63 dB 100.79 dB 832.4 W
16.0 105.44 dB 103.11 dB 934.6 W
18.0 106.98 dB 105.15 dB 1051.1 W
20.0 108.30 dB 106.98 dB 1182.2 W
22.0 109.45 dB 108.64 dB 1328.2 W
24.0 110.46 dB 110.15 dB 1489.3 W
26.0 111.37 dB 111.54 dB 1665.9 W
28.0 112.18 dB 112.83 dB 1858.4 W
30.0 112.91 dB 114.03 dB 2067.3 W
32.0 113.59 dB 115.15 dB 2292.8 W
34.0 114.20 dB 116.20 dB 2535.6 W
36.0 114.77 dB 117.19 dB 2796.0 W
38.0 115.30 dB 118.13 dB 3074.7 W
40.0 115.79 dB 119.03 dB 3372.2 W
42.0 116.24 dB 119.87 dB 3689.0 W
44.0 116.67 dB 120.68 dB 4025.8 W
46.0 117.08 dB 121.45 dB 4383.3 W
48.0 117.46 dB 122.19 dB 4762.1 W
50.0 117.81 dB 122.90 dB 5162.8 W
52.0 118.15 dB 123.58 dB 5586.4 W
54.0 118.47 dB 124.24 dB 6033.4 W
56.0 118.78 dB 124.87 dB 6504.8 W
58.0 119.07 dB 125.48 dB 7001.3 W
60.0 119.35 dB 126.07 dB 7523.9 W
62.0 119.61 dB 126.64 dB 8073.3 W
64.0 119.86 dB 127.19 dB 8650.5 W
66.0 120.10 dB 127.72 dB 9256.5 W
68.0 120.33 dB 128.24 dB 9892.3 W
70.0 120.55 dB 128.75 dB 10558.8 W
72.0 120.76 dB 129.24 dB 11257.0 W
74.0 120.97 dB 129.71 dB 11988.2 W
76.0 121.16 dB 130.18 dB 12753.3 W
78.0 121.35 dB 130.63 dB 13553.4 W
80.0 121.53 dB 131.07 dB 14389.8 W
82.0 121.70 dB 131.50 dB 15263.7 W
84.0 121.87 dB 131.91 dB 16176.2 W
86.0 122.03 dB 132.32 dB 17128.6 W
88.0 122.18 dB 132.72 dB 18122.1 W
90.0 122.33 dB 133.11 dB 19158.2 W
92.0 122.47 dB 133.49 dB 20238.1 W
94.0 122.61 dB 133.87 dB 21363.1 W
96.0 122.75 dB 134.23 dB 22534.8 W
98.0 122.88 dB 134.59 dB 23754.5 W
100.0 123.00 dB 134.94 dB 25023.7 W




At this alignment the Cerwin Vega Stroker 18S is Xmax limited up to 25 Hz and thermal limited past that.

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