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  1. Arbol

    Goes E-bike Cross Country

    Is there any review on the Goes E-bike Cross Country? http://www.scooterlife.es/goes-e-bike-cross-country/ I had seen before this frame (Montague type, with the batteries inside the frame). Even there is a shop in Barcelona selling e-bikes using that frame, but let me put it softly, I do not...
  2. Arbol

    Cat is fully charged

  3. Arbol

    Xofo and Xiongda order

    I have ordered the following, in order to build two e-bikes (with 6 and 7spd freewheel, resp., and V-brakes): - A Xofo XFL motor, with torque sensor, 201rpm, black, 5-7spd, V-brake http://www.xofomotor.com/display.asp?id=782 - A Xofo kit for the XFL motor (controller, PAS, e-brakes...
  4. Arbol

    Angel eye switch

    http://www.ebay.com/itm/16mm-12V-Angel-Eye-BLUE-Led-Metal-Switch-Latching-Push-Power-Button-US-/371039027777?pt=LH_DefaultDomain_0&hash=item5663a64241 Beautiful, right?
  5. Arbol

    What would you do with this donor bike?

    I have been given this bike: It is an old 90s MTB, all steel (I have checked with a magnet), O.L.D. of 130mm, apparently with those brakes called cantilever (I had never seen them before), and with horizontal dropouts, something really strange in a 3x6 speed bike. For some time I have...
  6. Arbol

    Battery - controller connectors

    I am going to build two e-bikes, both with the Xiongda 2-speed kit: http://xiongdamotor.en.alibaba.com/product/1557215740-220560510/NEW_Invention_E_bike_Motor_with_CE_CCC_RoHS_Certificates.html One bike is going to be as plug & play as possible, so I want to buy a 36V 10Ah BMSbattery battery...
  7. Arbol

    How to add a BMS to lipo batteries?

    From the thread: http://www.pedelecs.co.uk/forum/threads/battery-advice-please.17548/#post-216573 I could see several pedelecers use lipo hardpacks such as this 4s 5Ah...
  8. Arbol

    Third attempt to build my e-bike

    This is my third attempt to build my e-bike. In the first two attempts, I failed, since I realized I was not understanding 100% what was going on. Slowly, I am trying to learn. I hope this is my last attempt: In fact, I want to build two e-bikes, one for my girlfriend, another one for me. I...
  9. Arbol

    Is it possible to remove easily a rear wheel?

    I know this is not a question of e-bikes per se, but since this forum is such an invaluable source of good ideas and people, I dare to ask: I have been thinking about removing easily both wheels, say on a daily basis (to reduce volume). With the front wheel, it seems quite easy with a quick...
  10. Arbol

    18650 cells: a comparison

    I have been doing a bit of research on 18650 cells. I would like to ask those that have experience on these packages, what do they think about the different models available. I see there are two different levels: The cheap ones, say Samsung 22P or 26F, and the expensive ones, say Panasonic PD...
  11. Arbol

    European regulations, one more time

    It is still not 100% clear to me how can a bike with a kit be 100% compliant with European regulations. EN 15194 requires (among other things): - 25km/h max speed - 250W max nominal power There are several ways to cope with these regulations: a. The first way would be to limit max speed...
  12. Arbol

    What about the Hobbyking RC motors?

    I have been impressed by this build: http://endless-sphere.com/forums/viewtopic.php?f=28&t=54557 apart from the carbon fiber, he says he is using a Hobbyking RC motor: https://www.hobbyking.com/hobbyking/store/__17987__Turnigy_RotoMax_50cc_Size_Brushless_Outrunner_Motor.html and by looking...
  13. Arbol

    Building a battery with 18650 cells

    I want to build my own battery, with a specific geometry (quasi triangular, to fit inside a standard bike frame) and capacity & discharge rate requirements. AFAIK, only em3ev "officially" builds quasi triangular batteries. I believe Schwibsi, a member here, can do that, too. But I want to build...
  14. Arbol

    I cannot find spot weld professionals!

    I have tried to find professionals who can spot weld batteries in Barcelona. Usually I find everything I want to find in my city ... but so far, I have failed miserably with this one. Even, there is a shop arguing they spot weld batteries, but when I talked with the manager, he told me (very...
  15. Arbol

    Buy list: opinions are welcome v2.0

    A few days ago, I opened a thread, "Buy list: opinions are welcome": http://www.pedelecs.co.uk/forum/threads/buy-list-opinions-are-welcome.17190/#post-211792 One of the comments rang a bell on me: a light weight bike will not be as nimble as before, when electrified. I also recall having read...
  16. Arbol

    Buy list: opinions are welcome

    I feel I am prepared to go ahead with my first e-bike project. After thinking about it, I will modify my current bike, a Rockrider 8.1, a bike I feel bonded with from the first time I used it. Why do I want an e-bike? 1. Use it as an urban vehicle in Barcelona. I want to use the fact that in...
  17. Arbol

    Has anybody tried these batteries?

    I have seen there are some interesting batteries at BMSbattery: http://www.bmsbattery.com/battery-pack/664-36v-12ah-38140-lifepo4-battery-12-cells-ebike-battery-pack.html From the specs, they are light, small, powerful and cheap. It seems they are the same battery used for...
  18. Arbol

    How to fit a PAS without disassembling the BB?

    I have seen the BB of my Rockrider 8.1 says: "Do not disassemble" Is there a way to add a PAS without having to disassemble the BB at all? I have been searching the forum, and I see threads discussing this issue, saying it is very easy doing it with "sugru", and even there are some pictures...
  19. Arbol

    Has anybody tried the S06P integrated controller?

    The S06P integrated controller: http://www.bmsbattery.com/controller/578-36v-s06p-integrated-controller-for-new-bottle-case.html seems interesting, due to dimensions (BMSbattery has told me it has a diameter of approx. 8cm). The idea would be to buy it independently from the bottle battery...
  20. Arbol

    Question about 36V15Ah BMSbattery battery

    I have seen the 36V15Ah BMSbattery battery: http://www.bmsbattery.com/36v/475-36v-15ah-lithium-ion-electric-bicycle-battery-pack.html It seems a nice battery, cheap, and with 15A max continuous amperage, well suited to a KU63 / S06S controller. I see in the second picture of the above link a...