There is a Maritime whistle system, known as a boat whistle, which is essential item to ocean going vessels. Depending on the length of a vessel, it is necessary to provide whistle’s intensity of sound pressure differently. Now, we have already developed a various model that can be applied to all vessels.
| AIR WHISTLE TECHNICAL SPECIFICATIONS | WA-15/143 | WA-21/138 | WA-31/130 |
|---|---|---|---|
| Length of Vessel (m) | 200 | 75-200 | 20-75 |
| Fundamental Frequency (Hz) | 100 | 199 | 350 |
| Sound Level 1/3rd Octave (dB/1m) | 143 | 138 | 130 |
| AiRCons.(I/S) | 50 | 35 | 20 |
| Voltage (Solenoid) | AC110/220 | AC110/220 | AC110/220 DC24V |
| Voltage (Heater) | AC110/220 | AC110/220 | AC110/220 |
| Length (mm) | 1326 | 984 | 550 |
| Weight (kg) | 50 | 21 | 9 |