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450 Class Electric Helicopters 450 Class Electric Helicopters manufactured by Align, Tarot, SYMA, Airhog, Chaos, HK and similar.


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Old 01-05-2007, 12:37 AM   #1 (permalink)
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Join Date: Mar 2006
Location: australia
Default 4S batteries

Just Curious

I am running Hyperion 4S1800's in my Trex

what packs is everybody running in there 4s setups

I was considering using some 2100's but i didn't want it to be too heavy
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Old 08-27-2007, 09:46 PM   #2 (permalink)
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Join Date: Jul 2006
Location: Brisbane Australia
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Late reply but;
I use TP2100PL weigh in at 178 grams, the FP2100 evolites weigh 182grams.
With this weight my heli CG's perfectly.
Mick
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Old 08-27-2007, 09:49 PM   #3 (permalink)
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Hung, what are you flight times, what motor , pinion and headspeed are you running. interested to know as a comparison to the 4S2100 Evolights.
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