Search results

Date Relevance Most replies

  1. M

    GOT MY VOLT 2014 TODAY !!

    hi Doc! Great looking car! CONGRATS! your positive proof that when you work hard you get all the goodies. :D it will be great to see your writeups on owning this iconic car in terms of real world ranges and fuel consumption.drive safe my friend. max
  2. M

    is it possible to convert 72v controller to 48v?

    hi all, is it possible to convert a 72v crystalyte controller down to 48v,,,can the LVC simply be removed or is there more to it than that, is there pics showing where the LVC is and how to go about that type of mod?
  3. M

    72v40amp controllers built without LVC

    is it possible to have 72v40amp controllers built without LVC therefore allowing any volts to be used,,,so i can use anywhere from 36v to 72v....of course i know the batteries will not be protected,,,, if in fact i were to have 36v - 72v controllers would there be reliability issues? is it...
  4. M

    How-to wire a CA-DP plug to Crystalyte Sensorless Controller

    Hi all, I got an email from one of my clients this afternoon pointing me to this thread, up until this time there were a few people who were asking me about the CA plug on the new sensorless controllers, I honestly thought it was just a matter of calibrating the shunt, but obviously it is not...
  5. M

    Crystalyte sensorless controllers/wire harness instructions

    HI everyone, Here are pics of the new CRYSTALYTE sensorless controllers (AND INSTRUCTIONS) and information on how to hook up the WIRE HARNESS.FOR LARGER VIEW CLICK ON PICS ALL Crystalyte products can be purchased here: http://endless-sphere.com/forums/viewtopic.php?f=31&t=26500 VERY...
  6. M

    VIDEO Crystalyte 72v60a Controller - Strange Throttle Issues

    hi everyone,maxwell65 here, i just found out about the issues with the controller as one of my other clients found this posting about it and asked for my help,otherwise i would not have known. first to rechargeourfuture,i really appreciate the fact that your so nice about the whole experience...
  7. M

    Is a 5304 more efficient, then a 5303?

    well of course you did,it all goes towards a worthy cause,a betterment to the world so to speak, :wink: i make no secret to the fact that the only motor i've used so far is the 5303,and of course i know about the fact that the higher the # the more torque less speed factor,however i still have...
  8. M

    Is a 5304 more efficient, then a 5303?

    is a 5304 more efficient, then a 5303? is a 5303 harder on the batteries upon takeoff,whereas the 5304 is easier on the batteries as well as the controller.and is the 5305 even more efficient than the 5304?would better range be accomplished with the higher torque less speed 5305 than lets say...
  9. M

    is there a problem to have 72v80ah lifepo4 with a 50 amp con

    is there a problem to have 72v80ah lifepo4 battery pack with a 72v50 amp controller, i suspect not as the 80ah is representative of the amount of power stored in the cell,but i have to ask. :oops:
  10. M

    BMS facts and how to charge lifepo4 without it!

    i just want to say im not suggesting not to use a bms,as i have every intention of installing one,im just saying that if a bms stops working properly the possibility exists to keep on charging by other means.
  11. M

    BMS facts and how to charge lifepo4 without it!

    well now you know about the prismatic's and why there a lot better :) forgive my sense of humor kim ,of course im just kidding,yes the duct taped ones are lighter and less bulky,but the prismatics are easier to maintain in terms of replacing a dead cell if need be,and as for me i like to be in...
  12. M

    BMS facts and how to charge lifepo4 without it!

    the fact that my BMS died over 2 years ago and i was left having to go back to SLA for about a month until i was able to gather the information that in fact i was able to charge manually,and the fact that i have been charging manually for the last 2 years and my pack is still perfect,is the...
  13. M

    BMS facts and how to charge lifepo4 without it!

    This article is in 2 parts: part 1:direct comparison of sealed lead acid batteries & lifepo4 part 2:BMS facts and how to charge lifepo4 without it! This article is about batteries and my personal experience with both sealed lead acid (SLA) and lifepo4 batteries, and most importantly how to...
  14. M

    NEW Crystalyte/Infineon controller LIMITED TO MED SPEED ????

    hi doc thats really weird cause the M switch is suppossed to be medium,,,the H switch is supposed to be high,,,and normally the H switch is neutral,,,in other words the H is not doing nothing except letting the full current through,,,so the controller with or without the switch it should be H...
  15. M

    Crystalyte 12 FET Digital Controllers from group buy

    hi all here is a diagram of the hall sensor wires i got from ebikes .ca ,,,hope it helps i have used it to swap out my old plug on my 5303 to the new mini xlr and it is accurate
  16. M

    P R O J E C T "Y" KILLABICYCLE World record 17 june 2009

    hi doctorbass congadulations,you did it big time!!!you worked very hard and deserve all the praise :D i wonder since that Ebike is an official world record holder of being the fastest on EARTH,,,what kind of $$$$ would it fetch on EBAY???any bidders here?also hows it feel to be the FASTEST EBIKE...
  17. M

    lifepo4 48v20ah at 19lbs is it really 20ah?

    the c rate on my cells is 1c continuios but can handle upto 3c for a few seconds,,so in this case a 48v35amp controller with a 5303motor using 48v20ah lifepo4 1c pack are you saying that it will draw too many amps for my lifepo4's to handle? i always peddle first and im gentle on the throttler...
  18. M

    lifepo4 48v20ah at 19lbs is it really 20ah?

    ok, but im talking strictly the prismatic plastic cells.there are vendors that sell the same type of those with the difference being the weight for both.
  19. M

    lifepo4 48v20ah at 19lbs is it really 20ah?

    how come i see some companys selling lifepo4 48v20ah packs that weigh 19.5lbs and others that weigh 26lbs ? i have a lifepo4 48v20ah (16cells at 3.2v20ah each)and its great except i now have one dead cell,the whole pack weighs in at 26lbs, with a 40amp 48v controller and a 5303 motor i get 32km...
  20. M

    Why don't we manufacture lifepo4?

    ahh the secrets of industry,wish i knew what goes on behind closed doors,i've seen the program "how it's made" and they showed the manufacturing of lifepo4 that lithium stuff is quite extraordinary the way its so pliable.of course i know its not easy but without the dream and some faith then...
  21. M

    Why don't we manufacture lifepo4?

    if anyone knows a way that we can embark on creating lifepo4 batteries for bikes in small quantities then it will be no problem to move on to large quantities,,,how hard can it be? if it can be done in a factory it can be done in a kitchen. someones gotta know!we are not talking about computer...
  22. M

    Why don't we manufacture lifepo4?

    i think we need some chemists to jump on this bandwagon :!:
  23. M

    Why don't we manufacture lifepo4?

    hi everyone does anybody know how we could go about manufacturing our own line of lifepo4's? what kind of investment would that take,,,i'm willing to take on this kind of project and dump my own money into this,,,with all the smart people here i'm sure we could make this happen. im fed up of...
  24. M

    what is the advantage of having 18 mosfets,,,

    hi everybody, what is the advantage of having 18 mosfets as opposed to 12 mosfets in a controller? is it for reliability? (less chance to blow a controller) or something else?
  25. M

    25amp crystalyte controller on 5303 motor?

    48amp controller would kill my batteries,how fast were u able to drive that puppy? what batteries are you using? mine are 48v/20ah lifepo4 bought 2 years ago.they are rated at 1c or 2c im not sure, but not more than that.they weigh 26lbs and i'll never go back to sla's,,,on my 40amp 48v...
Back
Top