Recent content by elttob

I think that belongs in the same category as the PMP cranks: http://www.classicrendezvous.com/Italy/PMP_crk_ad.htm And with all that extra speed you're gonna get, maybe you should use an airbag helm. http://sheldonbrown.com/airbag-helmet.html :lol:

sorry, duplicate post

I haven't logged any hard data, but these things work well. I've at least 7 AH from them several times. Sometime I charge to 4.20, sometimes less. Never need balancing, even after draining, they quickly equalize with a non-balance charge.

:idea: So what about putting IRF4110's in series with the negative terminal on each pack? That would prevent one pack from charging the other, but still allow current to the controller. I was thinking of doing this when I got some more packs. Hooking up a Cell Log 8 alarm output to the gate...

My calculations come out more like $1.21/wh. I bought a bunch of surplus 4/3 AA 3800 mah 7s packs, and assembled them into 21s bricks, with the idea of using 42s x 4p to replace the 36v SLA's I had been using. I tried a trial run with 2p, and couldn't even get the bike to speed before the...

Anybody have any comment about these? http://www.hobbyking.com/hobbyking/store/uh_viewItem.asp?idProduct=16228 I'm thinking that this may be a better deal than the cheap Turnigy 5000 mah (or 6000 mah), after taking into account the benefits of being able to use fewer cells for the same...