when you make a weight calculation for the wings,I think it does'nt matter
what kind of airfoil you use for your kr .( I approve all thoughts of Mark
Langford's reply).A very important point is the choice of the wood what you use
for the spars, or the entire airframe.(you know that Sitka Spr
Seth Jersild wrote:
>>If the cumulative weight of all the materials adds up to just a few ounces
>>more with the 5048-45, then I'm sure not going to worry about going with a
>>stronger spar. Please forgive my ignorance--in a couple of weeks my
>>garage will be full of spruce and I'll start get
Seth Jersild wrote:
>>I'm wondering whether the total weight of the
thicker wing (more wood, more glass, more glue etc.) is something worth
thinking about for someone who wants things light.<<
The main difference between the AS5046 and the AS5048 is 1.7 inch or so of
thickness (I'm too lazy to
Hello All,
Next month I'll start cutting wing spars for a KR2S, and now I'm doing
my usual last-minute dithering between different options when I have to
make important decisions. I'll have enough wood to construct 5048-15
airfoil spars.
Since I might ultimately go with a smaller engine, I'm
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