REFLECTOR: Nav-Lt Wiring

[Scott Derrick]

Any body what the lumen requirements are for position lights?

Scott

At 03:51 PM 9/11/2004, you wrote:
>Of course, if they are FAA approved, they meet the brightness requirements.
>I thought about designing some red and green LED position lights about 5
>years ago that would retrofit into a standard Whelen housing, but at that
>time it wasn't possible to get enough LEDs in a standard Whelen housing to
>get out enough brightness.   I looked on Whelen's website today, and they
>only make forward red and green position lights; their LED position lights
>don't shine out the sides.
>
>It occurs to me while I am writing this that for my airplane there is no
>reason to use a standard Whelen housing, and in that case it is going to be
>no problem meeting the FAA spec for red and green and white position lights
>with LEDs.  Much longer life, vibration immune, 1/5th the power, smaller
>(lighter) wire out to the wings, you gotta love it.
>
>Doug
>
>
>----- Original Message -----
>From: "Chuck Jensen" <cjensen at dts9000.com>
>To: "'Velocity Aircraft Owners and Builders list'" <reflector at tvbf.org>
>Sent: Saturday, September 11, 2004 12:18 PM
>Subject: RE: REFLECTOR: Nav-Lt Wiring
>
>
> > There's been discussion on Reflector and other sites about the relative
> > brightness of the LEDs v. Incandescents.  Is there a discussion concensus?
> > Certainly, the current draw is no contest, but are LEDs close in
> > brightness/visibility?
> >
> > Chuck
> >
> > -----Original Message-----
> > From: reflector-bounces at tvbf.org [mailto:reflector-bounces at tvbf.org]On
> > Behalf Of Scott Derrick
> > Sent: Saturday, September 11, 2004 10:05 AM
> > To: Velocity Aircraft Owners and Builders list
> > Subject: Re: REFLECTOR: Nav-Lt Wiring
> >
> >
> > I have a Whelen system.
> >
> > I need to get on the stick and replace those antiquated,  amperage
> > hog,  life limited, incandescent position light bulbs with LEDs.
> >
> > It just seems ludicrous to be using 6 or 7 amps for 4 little light
> > bulbs.  I noticed even Whelen has LED equiped position assemblies.
> >
> > possible replacements:
> >
> > http://www.superbrightleds.com/1157.htm
> >
> > Scott
> >
> > At 08:32 PM 9/10/2004, you wrote:
> > >Well, I think I have answered my own questions.
> > >
> > >
> > >  The specs for the Whelen power supply are not on the box, or in the
> > > instructions. They are, however, in the product catalog. They say that
> > > the strobes draw 4-Amps at 14V. The Nav lights all together draw 7-amps.
> > >
> > >So, I think it makes more sense to run separate lines for the nav and
> > >strobes as Keith said.
> > >
> > >I am waiting for the ratings on the switches that I got from Lancair (
> > >listed in a previous post), before I decide how many relays I need.
> > >Looking at the wire tables, it looks like I can run a relay for the NAVS,
> > >and run the Strobes off of a straight 18G wire from the switch. IF... the
> > >switch can handle the load. I can probably get by with running all of it
> > >straight from the switches... but we will see.
> > >
> > >Back to the pencils and the wires...
> > >
> > >
> > >  Kurt Winker
> > >_______________________________________________
> > >To change your email address, visit
> > >http://www.tvbf.org/mailman/listinfo/reflector
> > >
> > >Visit the gallery!  www.tvbf.org/gallery
> > >user:pw = tvbf:jamaicangoose
> > >Check new archives: www.tvbf.org/pipermail
> > >Check old archives: http://www.tvbf.org/archives/velocity/maillist.html
> >
> >
> > "Those who sacrifice freedom to get security, deserve neither."
> > - Benjamin Franklin
> >
> > _______________________________________________
> > To change your email address, visit
> > http://www.tvbf.org/mailman/listinfo/reflector
> >
> > Visit the gallery!  www.tvbf.org/gallery
> > user:pw = tvbf:jamaicangoose
> > Check new archives: www.tvbf.org/pipermail
> > Check old archives: http://www.tvbf.org/archives/velocity/maillist.html
> > _______________________________________________
> > To change your email address, visit
>http://www.tvbf.org/mailman/listinfo/reflector
> >
> > Visit the gallery!  www.tvbf.org/gallery
> > user:pw = tvbf:jamaicangoose
> > Check new archives: www.tvbf.org/pipermail
> > Check old archives: http://www.tvbf.org/archives/velocity/maillist.html
> >
>
>
>_______________________________________________
>To change your email address, visit 
>http://www.tvbf.org/mailman/listinfo/reflector
>
>Visit the gallery!  www.tvbf.org/gallery
>user:pw = tvbf:jamaicangoose
>Check new archives: www.tvbf.org/pipermail
>Check old archives: http://www.tvbf.org/archives/velocity/maillist.html


"Those who sacrifice freedom to get security, deserve neither."
- Benjamin Franklin