Tekton KB 21 Qtc=0.707
Driver parameters:
Qts=0.302
Fs=12.00 Hz
Vas=53.96 cu. ft
SPL=92.0 dB 1W 1m
max power=400 W RMS
Diameter=0.533 m
Xmax=0.022 m
Calculated parameters:
Vd=0.003386 m^3
n0=0.010000
Fc=28.09 Hz
F3=28.10 Hz
Vb=12.04 cu. ft
Par=3.029 acoustic W
Per=302.94 W
Thermal and Xmax limited SPL as a function of frequency:
Hz | SPL thermal | SPL xmax | Power xmax |
---|
2.0 | 72.12 dB | 70.91 dB | 303.0 W |
4.0 | 84.16 dB | 82.95 dB | 303.1 W |
6.0 | 91.19 dB | 90.00 dB | 303.6 W |
8.0 | 96.17 dB | 94.99 dB | 304.9 W |
10.0 | 100.01 dB | 98.87 dB | 307.8 W |
12.0 | 103.10 dB | 102.04 dB | 313.1 W |
14.0 | 105.66 dB | 104.71 dB | 321.7 W |
16.0 | 107.81 dB | 107.03 dB | 334.9 W |
18.0 | 109.61 dB | 109.08 dB | 354.1 W |
20.0 | 111.12 dB | 110.91 dB | 380.9 W |
22.0 | 112.39 dB | 112.57 dB | 417.0 W |
24.0 | 113.43 dB | 114.08 dB | 464.4 W |
26.0 | 114.28 dB | 115.47 dB | 525.4 W |
28.0 | 114.98 dB | 116.76 dB | 602.1 W |
30.0 | 115.54 dB | 117.95 dB | 697.1 W |
32.0 | 115.99 dB | 119.08 dB | 813.2 W |
34.0 | 116.36 dB | 120.13 dB | 953.2 W |
36.0 | 116.65 dB | 121.12 dB | 1120.2 W |
38.0 | 116.88 dB | 122.06 dB | 1317.5 W |
40.0 | 117.07 dB | 122.95 dB | 1548.5 W |
42.0 | 117.23 dB | 123.80 dB | 1816.9 W |
44.0 | 117.35 dB | 124.61 dB | 2126.4 W |
46.0 | 117.45 dB | 125.38 dB | 2481.2 W |
48.0 | 117.54 dB | 126.12 dB | 2885.4 W |
50.0 | 117.61 dB | 126.83 dB | 3343.5 W |
52.0 | 117.66 dB | 127.51 dB | 3859.9 W |
54.0 | 117.71 dB | 128.17 dB | 4439.4 W |
56.0 | 117.75 dB | 128.80 dB | 5087.1 W |
58.0 | 117.79 dB | 129.41 dB | 5808.0 W |
60.0 | 117.82 dB | 130.00 dB | 6607.4 W |
62.0 | 117.84 dB | 130.57 dB | 7490.9 W |
64.0 | 117.86 dB | 131.12 dB | 8464.2 W |
66.0 | 117.88 dB | 131.65 dB | 9533.1 W |
68.0 | 117.90 dB | 132.17 dB | 10703.7 W |
70.0 | 117.91 dB | 132.67 dB | 11982.3 W |
72.0 | 117.92 dB | 133.16 dB | 13375.3 W |
74.0 | 117.93 dB | 133.64 dB | 14889.4 W |
76.0 | 117.94 dB | 134.10 dB | 16531.3 W |
78.0 | 117.95 dB | 134.55 dB | 18308.1 W |
80.0 | 117.95 dB | 134.99 dB | 20227.0 W |
82.0 | 117.96 dB | 135.42 dB | 22295.3 W |
84.0 | 117.97 dB | 135.84 dB | 24520.6 W |
86.0 | 117.97 dB | 136.25 dB | 26910.6 W |
88.0 | 117.98 dB | 136.65 dB | 29473.4 W |
90.0 | 117.98 dB | 137.04 dB | 32216.9 W |
92.0 | 117.98 dB | 137.42 dB | 35149.6 W |
94.0 | 117.99 dB | 137.79 dB | 38279.9 W |
96.0 | 117.99 dB | 138.16 dB | 41616.5 W |
98.0 | 117.99 dB | 138.52 dB | 45168.3 W |
100.0 | 117.99 dB | 138.87 dB | 48944.3 W |
With this alignment the Tekton KB 21 is barely Xmax limited up to 20 Hz and
thermal limited past that.
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