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additional navigation lights.
On Mar 23, 9:38*pm, W1TEF wrote:
On Tue, 23 Mar 2010 18:59:00 -0700 (PDT), Tim wrote: On Mar 23, 8:53 pm, W1TEF wrote: On Tue, 23 Mar 2010 19:43:19 -0400, wrote: On Tue, 23 Mar 2010 10:22:05 -0700 (PDT), Tim wrote: On Mar 21, 3:21 pm, Wayne.B wrote: On Sun, 21 Mar 2010 09:49:22 -0700 (PDT), Tim wrote: Pick up a copy of the Inland/International navigation rules or read them online - you can also download a copy in PDF format I believe. http://www.amazon.com/Navigation-Rul.../dp/0939837498 http://www.navcen.uscg.gov/mwv/navrules/rotr_online.htm Thanks for those links, Tom. I will be doing some studying. I suppose the reason I'm asking all these questions about Nav. Lights is I want to update my boat to better standards and make it as safe as I can. |
additional navigation lights.
On Tue, 23 Mar 2010 10:22:05 -0700 (PDT), Tim
wrote: That's one of my reasons for recommending a goodradarreflector. Wayne, can a person nail a coffee can onto a long stick, stand it up and screw it onto a windshield bracket and get by? Probably not but there used to be stories about people on sailboats running pots and pans up the mast to create a radar reflector. Anything that creates a series of 90 degree corners will work. The more surface area the better, and accuracy of the corners is important. |
additional navigation lights.
On Mar 23, 9:54*pm, Wayne.B wrote:
On Tue, 23 Mar 2010 10:22:05 -0700 (PDT), Tim wrote: That's one of my reasons for recommending a goodradarreflector. Wayne, can a person nail a coffee can onto a long stick, stand it up and screw it onto a windshield bracket *and get by? Probably not but there used to be stories about people on sailboats running pots and pans up the mast to create a radar reflector. Anything that creates a series of 90 degree corners will work. *The more surface area the better, and accuracy of the corners is important. Well, there goes my Stealth fighter theory. |
additional navigation lights.
On Mar 24, 4:02*am, W1TEF wrote:
On Tue, 23 Mar 2010 19:48:53 -0700 (PDT), Tim wrote: hmmm, now that you mentioned it. By flattening out the can and getting rid of the round edges, it makes it more detectable to radar? Yes and the more angles and corners the better. *Although a simple right angle would work as well. With respect to aircraft, it's more a question of size - aircraft are much larger than a coffee can and have enough complex angles in the aluminum to provide a return. *If you look closely at a stealth aircraft, there's nothing to provide a significant return. *Plus, they are painted with an absorbant coating dropping their signature to something smaller than a bird. Excellent information on th coating, Tom. I wasn't aware of the reasoning behind that design. |
additional navigation lights.
On Wed, 24 Mar 2010 10:48:13 -0700 (PDT), Tim
wrote: On Mar 24, 4:02*am, W1TEF wrote: On Tue, 23 Mar 2010 19:48:53 -0700 (PDT), Tim wrote: hmmm, now that you mentioned it. By flattening out the can and getting rid of the round edges, it makes it more detectable to radar? Yes and the more angles and corners the better. *Although a simple right angle would work as well. With respect to aircraft, it's more a question of size - aircraft are much larger than a coffee can and have enough complex angles in the aluminum to provide a return. *If you look closely at a stealth aircraft, there's nothing to provide a significant return. *Plus, they are painted with an absorbant coating dropping their signature to something smaller than a bird. Excellent information on th coating, Tom. I wasn't aware of the reasoning behind that design. Is that Tom, the guy who'll never darken our door again? |
additional navigation lights.
On 3/24/10 3:23 PM, jps wrote:
On Wed, 24 Mar 2010 10:48:13 -0700 (PDT), wrote: On Mar 24, 4:02 am, wrote: On Tue, 23 Mar 2010 19:48:53 -0700 (PDT), wrote: hmmm, now that you mentioned it. By flattening out the can and getting rid of the round edges, it makes it more detectable to radar? Yes and the more angles and corners the better. Although a simple right angle would work as well. With respect to aircraft, it's more a question of size - aircraft are much larger than a coffee can and have enough complex angles in the aluminum to provide a return. If you look closely at a stealth aircraft, there's nothing to provide a significant return. Plus, they are painted with an absorbant coating dropping their signature to something smaller than a bird. Excellent information on th coating, Tom. I wasn't aware of the reasoning behind that design. Is that Tom, the guy who'll never darken our door again? Tom's morphed into another personality, sorta like Dan Krueger does. |
additional navigation lights.
On Wed, 24 Mar 2010 15:29:20 -0400, hk
wrote: On 3/24/10 3:23 PM, jps wrote: On Wed, 24 Mar 2010 10:48:13 -0700 (PDT), wrote: On Mar 24, 4:02 am, wrote: On Tue, 23 Mar 2010 19:48:53 -0700 (PDT), wrote: hmmm, now that you mentioned it. By flattening out the can and getting rid of the round edges, it makes it more detectable to radar? Yes and the more angles and corners the better. Although a simple right angle would work as well. With respect to aircraft, it's more a question of size - aircraft are much larger than a coffee can and have enough complex angles in the aluminum to provide a return. If you look closely at a stealth aircraft, there's nothing to provide a significant return. Plus, they are painted with an absorbant coating dropping their signature to something smaller than a bird. Excellent information on th coating, Tom. I wasn't aware of the reasoning behind that design. Is that Tom, the guy who'll never darken our door again? Tom's morphed into another personality, sorta like Dan Krueger does. Tom has value, Dan has none. |
additional navigation lights.
On 3/24/10 3:56 PM, jps wrote:
On Wed, 24 Mar 2010 15:29:20 -0400, wrote: On 3/24/10 3:23 PM, jps wrote: On Wed, 24 Mar 2010 10:48:13 -0700 (PDT), wrote: On Mar 24, 4:02 am, wrote: On Tue, 23 Mar 2010 19:48:53 -0700 (PDT), wrote: hmmm, now that you mentioned it. By flattening out the can and getting rid of the round edges, it makes it more detectable to radar? Yes and the more angles and corners the better. Although a simple right angle would work as well. With respect to aircraft, it's more a question of size - aircraft are much larger than a coffee can and have enough complex angles in the aluminum to provide a return. If you look closely at a stealth aircraft, there's nothing to provide a significant return. Plus, they are painted with an absorbant coating dropping their signature to something smaller than a bird. Excellent information on th coating, Tom. I wasn't aware of the reasoning behind that design. Is that Tom, the guy who'll never darken our door again? Tom's morphed into another personality, sorta like Dan Krueger does. Tom has value, Dan has none. Agreed. |
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