
3 inch 4 Watt Rugged Loudspeaker
Waterproof, Blastproof, Shockproof View Datasheet







Vitavox 3 inch, 4 Watt Rugged Loudspeaker Units are designed to deliver clear speech in hostile and noisy environments. They are currently used by NATO Navies and UK, Australian and New Zealand Royal Navies.
There are three versions of these Rugged Loudspeaker Units;
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Standard
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Lightweight
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Low Magnetic
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All units capable of withstanding constant vibration and sudden shock
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All units handle considerable overloads above 4 Watt rating
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All units used for speech or tone burst sound
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Lightweight version can be used in tight enclosures
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Standard and lightweight can be configured in reverse polarity
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Low magnetic version suitable for reduced magnetic field signature requirements
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Housing is moulded in epoxy resin with external position for ‘O’ ring providing watertight seal
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Internal housing contoured to suit the bonded in ‘melinex’ diaphragm forming immersion, corrosion and blast resistant assembly
- Magnet features contoured pole assembly protecting diaphragm from blast and porous disc to equalise
Product: | 3 inch, 4 Watt Rugged Loudspeaker Units |
VQ88506 Standard: | 15Ω NSN: 5965-99-543-5174 |
VQ88507 Standard: | 8 Ω |
VQ88508 Lightweight: | 15 Ω |
VQ88509 Lightweight: | 8 Ω NSN: 5965-99-760-8560 |
VQ88683 Lightweight Low Magnetic: | 8 Ω NSN: 5965-99-832-1809 |
VQ88684 Lightweight Low Magnetic: | 15 Ω NSN: 5965-99-110-1377 |
Impedance/ Rating: | 8 Ω or 15 Ω / 4 Watts |
Frequency Response: | 600Hz - 7kHz |
Sound Output: | 92 dBA @ 1m standard 91 dBA @ 1m lightweight |
Ingress Protection: | IP67 |
Weight: | 375g standard, 270g lightweight |
Overload: | Overloaded for 9hrs inc. 1hr of 25W music and 30mins of 10W continuous duty alarm - no subsequent effect on performance |
Dimensions: | 84mm diameter (3.31 inches) 45mm depth (1.77 inches) standard 39mm depth (1.54 inches) lightweight |