RCU Forums - View Single Post - Looking for a **VERY GOOD** pattern plane for 91 4-stroke?
Old 04-09-2008 | 04:37 PM
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BTerry
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From: Silverdale, WA
Default RE: Looking for a **VERY GOOD** pattern plane for 91 4-stroke?


ORIGINAL: dick Hanson

Lemme know what you find--
I decided to go with a EFlite 90 sized electric motor --and bought a HV ESC to go with it
This allows me to simply add a A123 cell at a time til I hit 40 volts !! The ESC is a Cvclon 80HV(for high voltage)
the object will be to increase voltage --till I can run UNDER 50 amps
My frien Colin is running 55 volts (16 , A123) and direct charging the setup---- (no charger)runs cooler MORE power Not legal for FAI but we DGAS. flights wil be a little under 10 mins --so what.
50A at 40V is monstrous power, approaching YS 110 territory. Figure around 10,500 on a 14x10? Will the motor hold up at high RPM like that? Sounds fun!

As far as planes go, I probably have the BEST 91-size plane sitting in a box in my basement right now...the Runaround. I forgot about it until I saw your post. I just don't have time to finish it now. That would work with your electric setup, wouldn't it (if you can get the batteries to fit)

PS I finally got rid of that lousy leg - I get a new one in a couple of months --
I am really sorry to hear about that leg. I know you have been fighting that thing for at least 20 years or more. I hope the new one will be an improvement!