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  1. J

    Just another charging idea

    That sure is confidence-building :roll:
  2. J

    Just another charging idea

    I already have a 48V 1200W SCN-1K2-48. The problem is controlling the current.. I am working on that. But I would still love a " plug ang forget" sollution to charging. Charging at cell level seems very tempting as it solves the balance problem and seems really easy once set up properly. Not...
  3. J

    Just another charging idea

    Ok, back to the drawing board :D
  4. J

    Just another charging idea

    Plug and forget charger built in to bike or battery For 12s 2p LIPO (easily adapts to other configurations) Quite inexpensive Even you girlfriend can manage! No annoying charger configuration Using 2 of these 3-cell charger per 6s battery (total of 8 chargers)...
  5. J

    Bodyflight: Indoor skydiving

    Nito Circus looks pretty crazy, but the first video reminds me of the video below, LOL :D (Hope I am not offending anyone) hwY82HmBscg
  6. J

    First time builder - vpower.hk

    I had a great ride on snowy roads last night. Bike is awesome! Had some trouble with the throttle getting stuck, but otherwise performance is very good. After about an hour long ride I had used a little more than half of the capacity – 4200 mAh. I did pedal quite hard and speed was around 20 mph...
  7. J

    First time builder - vpower.hk

    Finally my wheel was finished yesterday. It was crazy expensive but with a Mavic 721 rim and custom spokes it is supposed to be bullet proof. The stock rim and spokes are very low quality. I put everything together really quick just to get a test ride. I will have to tidy it up, make everything...
  8. J

    My new 48v 1200W mean well power supply

    I just bought a new powersupply. http://www.ebay.com/itm/Mean-Well-1K2S-N048-Remote-Sense-Type-SCN-1K2-48-5338-/120832977895?pt=LH_DefaultDomain_0&hash=item1c2234ebe7#ht_1044wt_952g Thanks to Kin for finding this and telling about it. I has the possibility to adjust the output voltage 20%-100%...
  9. J

    First time builder - vpower.hk

    Thanks. Fuses are noted. I guess i also need some way to precharge the capacitors, but I don't have any great ideas at the moment..
  10. J

    First time builder - vpower.hk

    Hi all. Still waiting for my wheel to be built. Today I made some schematic for charging the batteries. The idea is i swap 2 plugs when i go from running the bike to charging the bike. This way it should be very hard to accidently make a short or overcharge. Thinking og using 8 Andersons...
  11. J

    First time builder - vpower.hk

    Thanks for all the new info. Anyone have any idea of how many volts this controller can take safely?
  12. J

    First time builder - vpower.hk

    Hi The controller has a note that sais: "Brushless DC Motor Controllers Model: SYK-48-100W Voltage:48V Output Power: 1000W Voltage: 1. 1-4. 2V Made in China " It is not jerky at all - very smooth.
  13. J

    First time builder - vpower.hk

    I noticed there is no torque plates included in the kit. Do I need it? Where can i purchase this?
  14. J

    First time builder - vpower.hk

    Wheel works ok now! Really impressed by how smooth it is. Before I measured any voltages I took a good visual inspection. The black wire to the throttle was almost completely broken. I took away the connector and soldred the wires instead. The red led still blinks, but I think faster than...
  15. J

    First time builder - vpower.hk

    Thanks a lot. I will check this soon and report back. :lol:
  16. J

    First time builder - vpower.hk

    Hooked it up to some batteries today. Voltage was 50V. I turned on key. All capacity leds but the left one is kit. On the trotle I think there were to leds on. (Power and Low?) Controller has a red led that flashes slowly. Motor didnt respond to throttle. I meassured no AC-voltage. Tips for...
  17. J

    First time builder - vpower.hk

    Hi I just ordered 2 6cell 8AH lipo packs from HK :D What turned me off and delayed my project were the rim and spokes. Rim is single walled and spokes were exremely loose. I will now deliver the wheel to a good reputation wheel builder. He has quoted a price to get me a new double-walled rim...
  18. J

    First time builder - vpower.hk

    hi. thanks for you all being so interested. It is motivating. I bought the most expensive air shipping 70usd and I think it took less than a week. I haven't even ordered the batteries yet so it will take a while to get running. will give you some pictures and maybe a video when it finally happens.
  19. J

    First time builder - vpower.hk

    It has arrived. Rim is single walled wich I guess is not good. The spokes are really loose. It can not be used like this. I have a feeling that it might be best to open the hub up to make sure everything is lubed and tightened corectly.
  20. J

    First time builder - vpower.hk

    i will try to update when it arrives.
  21. J

    First time builder - vpower.hk

    Thanks. I think I will start with 2 x 6s 8000mAh. I will also buy some Polymax 5.5mm Gold Connectors that fit the connectors on the battery. http://www.hobbyking.com/hobbyking/store/uh_viewitem.asp?idproduct=2087 I also need some wire - HK has a lot of silicone wire. What AWG should I use? Is...
  22. J

    First time builder - vpower.hk

    Batteries... So many choices.. Should I go for 2 of these: "TURNIGY 5000mah 6s 20C LIPO PACK" for 41,82 USD a piece or 2 of these: "ZIPPY Flightmax 8000mAh 6S1P 30C " for 83,83 USD a piece I guess there is a change i can get away with 2 of the 8000, if I go for 5000 I will probably need 2...
  23. J

    First time builder - vpower.hk

    17 days to ship is not very impressive.. Auction sais: "Seller ships within 3 days after receiving cleared payment" I received my paypal invoice with 74$ extra for shipping, but the text sais "Standard international shipping". I have emailed them to change that to what it sais in the auction...
  24. J

    First time builder - vpower.hk

    Ha ha - that is not enteirely correct. We do not have a lot of canals in Norway, but it is possible to ice skate between islands in the oslo-fjord. Never done it myself though, I guess the tought of the ice breaking isn't so appealing to me. Prefer cross country skiing or snowboarding in the...
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