In article ,
Larry Dighera wrote:


There is also a Quartz equivalent lamp #Q4509 with the same
specifications except a 100 hour life and 140,000 candlepower.


The Q4509 is what I used in the 182. With the standard bulb I'd be
lucky to get 25 hours, with the Q bulb I was getting 100+ hours.

--
Dale L. Falk

There is nothing - absolutely nothing - half so much worth doing
as simply messing around with airplanes.

http://home.gci.net/~sncdfalk/flying.html