On 5 Apr 2005 09:28:20 -0700, wrote:

Large air horn (310 Hz), meets requirements for boats under 75m length,
per COLREGS '72. Aluminum and stainless construction, should probably
be powdercoated white for marine use, but final finish is up to the
buyer (it's bare clean aluminum as offered).

http://cgi.ebay.com/ws/eBayISAPI.dll...tem=6523574870

Good luck!

I had two of these on my 44' Scarab. It was so much fun to watch the
jetskiers flinch when I lit them up.