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| Whistle No. 3H |
Hear
it! (pc) | Hear it! (mac) |
Hear it! (realaudio)  |
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| Specifications |
|
| Free air consumed
(cubic ft./sec.) |
.45 |
| Net weight (lbs.) |
21 |
| Frequency
cycles/sec. |
306 |
| Line size |
3/4" |
| db at 25 ft. |
119 |
| Audibility Distance Rating* |
1 1/2 - 2 3/4 miles |
| *
Per Coast Guard Rating Method |
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