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    quazar scooter upgrade

    So my daughter broker her leg and is non weight bearing for 3 months. I decided to help her get around on campus and around the house I would pick up a cheap scooter. I found a quazar on Craig's list for 50$. Was suppose to need a throttle and batteries. well turns out the controller is bad. So...
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    A123 and Lipo

    Does anyone run a combined pack. If so how do you handle the low side of the pack for voltage?? I can see running a 6s A123 pack than adding lipo for a little more voltage, but I dont have any good ideas on how to cut the pack off. I do not like to run a BMS, to many things go wrong with those...
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    Wireless throttle

    Any make one yet?? I would really like to get my hands on a quality wireless throttle. I am putting together a push trailer and would like to make the trailer completly independant of the bike (no wire's on the bike).
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    For you smart electrcial people

    Stole this off another forum. I wonder if you can improve this design? http://www.youtube.com/watch?v=TuhYd9L_d7w http://www.youtube.com/watch?v=TuhYd9L_d7w&feature=player_embedded Well How the heck do you embed video!!
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    Mac 500w motor issues

    I have 2 MAC motors. A front and a rear. The front motor free wheels perfectly but the rear has the same resistance forward as well as backward. Its like the one way does not work? I have unhooked all wires from the the ESC and it acts the same. Phase to phase I get the same 10.5 ohms, and open...
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    Simple onboard charger suggestions

    So I run 12s lipos in my bike's. I made a little bike for my wife to run around at work. The problem I have is charging for her. I want to be able to just plug it in for her and she can leave the bike at her work. The battery pack is (2) 6s 5ah packs in series. Any good suggestions for an...
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    10 mph 1500 watts

    Does any body make a 26" wheel that goes 10 to 15 mph and can handle 1500 watts yet, for hours at a time?
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    Trailer Motor

    I am about to embark on my gear push trailer. I have been running a Puma for a while and testing its limits. I can say you can run 25 30 mph all day long on the road, but it just cant stay cool when running in the mountians. Today I did a 15 mile ride in the mountains with all my gold panning...
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    FTPE wire??

    Does anyone have a source for high temp wire?? I have been searching for hours and have not found anyone that will sell short sections. Thanks Dan
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    Puma VS bafang

    First off Puma 14s emoli cells and a 50a infenion. This is a rear mount on a cheapy walmart suspension bike. Data says it all Second off Bafang 14s emoli cells 50a infenion (not a fresh charge 1ah out of pack). Front motor on a fairly decent Trek Nav 3.0. Both tests were on the same route...
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    Watts per pound per MPH

    I have been searching and have not really came up with, or found what I am after. I am looking for any data or formula for what it takes in watts to figure out per pound, for a given speed. So based on a flat surface. I currently know that 1800 watts and 360 lbs yeild 30mph. What my bike does...
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    High end donor bike or walmart bike??

    Well I currently have a cheapy walmart special, and I kind of like it. I have replaced a few things here and there. For those of you that have motors on good bikes do you really think there is a big difference?? I original made an Ebike to get up in the mountains for hunting and gold panning...
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    BMS discussion

    So why does everyone feel the need to have an onboard BMS system?? I see the need for a good balancing sysem. I personally dont have any experience with Lifepo4 batteries but I have had my fair share of lipos and li ions, as far as LVC goes a LIPO and LI ion just go flat when they are dead...
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    Hall throttle or resistor type

    How do I tell if the thorttle I have is correct?? I have infenion controllers and 3 different throttle's (none of them work). What should I be seeing for resistance from the throttles?? I need a hall type and I am not sure how to check if I got the correct throttle from Keywin or not.
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    Grease

    Looking for opinions and experience with different types of grease. I have a geared motor and wonder what the effects of different types of grease have. I am looking for more of a sound dampener that anything and hate to open the motor up 20 times to try different types of grease. Not really...
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    Puma/Infineon bike review

    Bike cheapy walmart bike. (sorry for the pictures cant figure out why my camera takes every thing a little blurry) Freewheel Puma hub motor. Ordered from teamhybrid@btinternet.com (Mark) Controller ordered from Knuckles rnich01@optonline.net (Bob) I really enjoyed dealing with Bob...
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    Help identify

    Can anyone identify this motor/controller. This is advertised as 600w geared hub motor. I know its out of indonesia but not sure if it a BMC motor or not.
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    Special application need your help

    Ok I am a newbie. I have been reading and learing the last few days. Here is what I am trying to do. I enjoy gold panning in the mountains and alot of the areas I goto are WAY up in the mountains. I am looking for alot of torque and dont need much speed. However I want the E bike to be...
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