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#1
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On Aug 2, 12:38 pm, "Dan Luke" wrote:
wrote: If the heat sink gets to about 95C, the unit will self-protect by automatically entering the flash mode THAT would be fun on short final to a dark runway! -- Dan T-182T at BFM Dan, The air temperature inside a wing at night in flight will never get anywhere close to 140F, so it won't happen on short final at night... plus, it would take at least 45 minutes to an hour even in a 140F ambient for the unit to get hot enough to self-protect. Dean AeroLEDs LLC www.aeroleds.com |
#2
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wrote:
If the heat sink gets to about 95C, the unit will self-protect by automatically entering the flash mode THAT would be fun on short final to a dark runway! Dan T-182T at BFM wrote: Dan, The air temperature inside a wing at night in flight will never get anywhere close to 140F, so it won't happen on short final at night... plus, it would take at least 45 minutes to an hour even in a 140F ambient for the unit to get hot enough to self-protect. I can fore-see a mini-draft tube as an optional addition. :-) |
#3
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On Aug 2, 1:31 pm, john smith wrote:
wrote: If the heat sink gets to about 95C, the unit will self-protect by automatically entering the flash mode THAT would be fun on short final to a dark runway! Dan T-182T at BFM wrote: Dan, The air temperature inside a wing at night in flight will never get anywhere close to 140F, so it won't happen on short final at night... plus, it would take at least 45 minutes to an hour even in a 140F ambient for the unit to get hot enough to self-protect. I can fore-see a mini-draft tube as an optional addition. :-) John, Actually that isn't necessary. Wings leak quite a bit of air in flight, so there is always some airflow inside them. Even if there is no airflow, our unit will passively cool in stagnant air. The volume of air inside most wings is perfectly adequate to allow it to remain at a reasonable temperature even if you are parked on the ground. Once in flight, there is plenty of cooling so the unit will run even cooler... Dean AeroLEDs LLC www.aeroleds.com |
#4
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![]() wrote: If the heat sink gets to about 95C, the unit will self-protect by automatically entering the flash mode THAT would be fun on short final to a dark runway! -- Dan T-182T at BFM Dan, The air temperature inside a wing at night in flight will never get anywhere close to 140F, so it won't happen on short final at night... plus, it would take at least 45 minutes to an hour even in a 140F ambient for the unit to get hot enough to self-protect. Just kidding you, Dean. You have an interesting product; sorry I missed seeing it at OSH. Good luck with it. -- Dan T-182T at BFM |
#5
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![]() "Dan Luke" wrote THAT would be fun on short final to a dark runway! Just kidding you, Dean. You have an interesting product; sorry I missed seeing it at OSH. Nah, it wouldn't be all that bad. It would be, "now you see it - now you don't! " g -- Jim in NC |
#6
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On Aug 3, 8:58 am, "Morgans" wrote:
"Dan Luke" wrote THAT would be fun on short final to a dark runway! Just kidding you, Dean. You have an interesting product; sorry I missed seeing it at OSH. Nah, it wouldn't be all that bad. It would be, "now you see it - now you don't! " g -- Jim in NC And don't forget the old joke... if landing at night with an engine failure, wait until you get close to the ground before turning on your landing light. If you don't like what you see, turn it back off... Dean |
#7
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![]() deanwil wrote And don't forget the old joke... if landing at night with an engine failure, wait until you get close to the ground before turning on your landing light. If you don't like what you see, turn it back off... Yep! An oldie but a goodie! I'm a big fan of LED's. I have a MagLight 3D cell 3 watt, and a MiniMag 2AA 3 watt, and various other hat bill lights, strap on forehead lights, glasses lights, .... I guess I have to confess that I'm a flashlight addict! g One thing that I have really noticed, is that the color and intensity of (especially the 3 watt) LED's make it easy to see details of items at distances that would be impossible with other flashlights, and that includes the krypton (sp?) bulbs. I would imagine that holds true with your lights, also. At what distance are you able to pick out the numbers on a dark night, and how does that compare to a quartz-halogen landing light of a average wattage, like say on a C-172? Is it a noticeable difference? -- Jim in NC |
#8
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On Aug 3, 8:22 am, "Dan Luke" wrote:
wrote: If the heat sink gets to about 95C, the unit will self-protect by automatically entering the flash mode THAT would be fun on short final to a dark runway! -- Dan T-182T at BFM Dan, The air temperature inside a wing at night in flight will never get anywhere close to 140F, so it won't happen on short final at night... plus, it would take at least 45 minutes to an hour even in a 140F ambient for the unit to get hot enough to self-protect. Just kidding you, Dean. You have an interesting product; sorry I missed seeing it at OSH. Good luck with it. -- Dan T-182T at BFM- Hide quoted text - - Show quoted text - Hi Dan, Thanks, I wasn't sure... posts don't carry tone of voice so subtle humor is often lost in translation! Hence the many flame wars that go on in usenet space! Dean |
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