5 W Speaker |
15 W Horn |
30 W Horn |
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4' | .......... | 105 dB | .......... | 121 dB | .......... | 124 dB |
8' | .......... | 99 dB | .......... | 115 dB | .......... | 118 dB |
16' | .......... | 93 dB | .......... | 109 dB | .......... | 112 dB |
32' | .......... | 87 dB | .......... | 103 dB | .......... | 106 dB |
64' | .......... | 81 dB | .......... | 97 dB | .......... | 100 dB |
128' | .......... | 75 dB | .......... | 91 dB | .......... | 94 dB |
Horn output should be 6-10 dB over ambient. | ||||||
SPL levels are shown at rated output. | ||||||
Subtract 3 dB for each lower tap setting. |