AW: REFLECTOR:Secondary fire detection

[Alfons Hubmann]

+ Beni Werfeli +  had such a camera installed,  but it was gone (melted)
because of heat some time ago!
Therefore the lower winglet seems a good idea to me!

Regards
Alfons
Alfons Hubmann

Velocity Europe
CAT City Air Team   HB-YHV
Sternengasschen 1
P.O. Box 6620 
CH-3001 Berne, Switzerland

Tel:      +41 31 901 22 66
Fax:     +41 31 901 11 40
Mob:    +41 79 344 83 83



<-----Ursprungliche Nachricht-----
<Von: reflector-admin@tvbf.org 
<[mailto:reflector-admin@tvbf.org] Im Auftrag von Pat Shea
<Gesendet: Donnerstag, 17. Juli 2003 21:55
<An: reflector@tvbf.org
<Betreff: RE: REFLECTOR:Secondary fire detection
<
<
<--- Hiroo Umeno <humeno@microsoft.com> wrote:
<
<> CCDs are quite vulnerable to heat.  You need to look
<> at the data sheets for the operating temperature
<> range.  The heat inside the engine compartment is
<> likely to far exceed the allowable heat rating of
<> most low-cost CCDs.
<
<The max op. temps for most of the cams I looked at
<were around 200*F. I'm pretty sure the factory
<(Duane?) put a temp probe on the firewall once and
<found it to stay cool during flight. With heat in
<mind, I was thinking of mounting the cams down low,
<close to the firewall, looking back. If need be, I'll
<insulate the cams. 
< 
<> As for switcher, I am currently designing a 4:1
<> video mux based on LT1204 device and a PIC.
<
<Perfect - any chance you want to design one for me
<too?? That was joke... Anyway, I was kinda hoping to
<find a simple 2:1 "plug and play" mixer/mux.
<
<> For supplies of LCD panels, Earth Computing
<> (www.earthlcd.com) usually has some good selection
<> of them.
<
<Great - I'll check there. Thanks, Pat
<
<
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