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    vhhjr replied to the thread Interesting generator.
    I was leading a small team trying to develop a compact power supply for the Army on a DARPA contract and we thought a FPE powered linear...
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    vhhjr replied to the thread Interesting generator.
    I am curious why such a large battery. Fuel for the engine is always lighter than an equivalent energy battery. Maybe a smaller...
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    In the 70's I was working for an oil company in Saudi Arabia and several of us acquired a Wills Wing standard rogallo. We taught...
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    Is there anyone on the forum with some real experience with the D Motor? Vince Homer
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    vhhjr replied to the thread Very low aspect ratio planes?.
    Unfortunately, the fighter version of he flying flapjack was canceled before it ever flew. https://en.wikipedia.org/wiki/Vought_XF5U...
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    vhhjr replied to the thread Facetmobile.
    With regard to Facetmobile panels: We looked at several alternatives to tubes and fabric and they all came out heavier. Even very...
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    vhhjr replied to the thread Sandable foam . . . ?.
    Slight correction: Should read, "keeping the spackle and Gorilla glue very cold....." Vince Homer
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    vhhjr replied to the thread Sandable foam . . . ?.
    I have only made small parts and models from foam and always found the glue line difficult to sand flat to the foam. After much...
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