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  1. M

    power problem with Wisper 806SE

    I started this, and I am still listening, but am almost afraid to post any more comments or to have an opinion on this thread... ;( mike
  2. M

    power problem with Wisper 806SE

    sorry I am not making myself very clear... The when the drive cuts out the current does drops to zero. I will set it up in the garage today and directly monitor the battery current and voltage. I am a retired professional electronic engineer with (30 years designing and building electronic...
  3. M

    power problem with Wisper 806SE

    sorry I did not mean to upset you, put it down tot he heat... mike
  4. M

    power problem with Wisper 806SE

    That's not correct what you are suggesting is that as the speed increases the power (I*v) goes down that's just not possible otherwise you could reach a terminal velocity using no power... I understand that the power will be limited at 15 mph to ensure the speed doesn't exceed the legal limit...
  5. M

    power problem with Wisper 806SE

    That's interesting have you found a solution to it? Mike
  6. M

    power problem with Wisper 806SE

    Sorry the motor cuts out when the current goes high as the speed increases. Usually above 13mph drive doesn't come in again until the speed has dropped. Need to test it again to fully understand what's happening... Thanks mike
  7. M

    power problem with Wisper 806SE

    I mean the current read out on the display. The power goes (no drive) after the current reading has gone up to maximum (5/6 blobs). regards mike
  8. M

    power problem with Wisper 806SE

    I have brought a second hand Wisper 806SE. I knew when I brought it that the battery had failed (reading less 10V..) and before buying a new Wisper battery I have tried running it on a new 36V 10A battery pack brought from Ebay. I want to decided whether I like it if I do then I will buy a new...