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  1. Replies
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    The standard powertool batteries are large and...

    The standard powertool batteries are large and heavy compared to what they are capable of.
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    308

    Lexan and macrolon are brandnames of...

    Lexan and macrolon are brandnames of polycarbonate. The stuff is harder but more brittle than HPDE.
    The only reason I would use polycarbonate is the see trough capability.
    For stiff structural...
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    In what kind of timeframe and what powerclass? ...

    In what kind of timeframe and what powerclass? Bosch750 equivalent, or LEM Power?
  4. https://www.youtube.com/watch?v=PWdJGjxgg4w

    https://www.youtube.com/watch?v=PWdJGjxgg4w
  5. Looks very much like the Original version of...

    Looks very much like the Original version of Kashei.
  6. Thread: Drive system

    by maddox10
    Replies
    10
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    1,118

    Yes, and that is the advantage of brushless...

    Yes, and that is the advantage of brushless outrunners. More efficient, and if chosen well, not that expensive per Kw on the wheels.

    The days of £1000 for 5Kw are gone.
  7. Thread: Drive system

    by maddox10
    Replies
    10
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    1,118

    So, 4 motors . As I stated at the start of...

    So, 4 motors . As I stated at the start of this topic.
    If I combine the data I can find easely on Sandstorm,
    24mph(almost 40kph)
    4-1 gearratio
    Guess on 5" wheels.
    Maytech 50 or 63mm...
  8. Replies
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    358

    Try Pirtek. https://www.pirtekusa.com/

    Try Pirtek.
    https://www.pirtekusa.com/
  9. Thread: Drive system

    by maddox10
    Replies
    10
    Views
    1,118

    BIG brushless, with heaping piles of power. Not...

    BIG brushless, with heaping piles of power. Not some weedy 500W wheelchair motors.

    I guess something like the Rotomax 80CC or bigger.


    Bananaking, a Russian machine, uses Revolt motors, and...
  10. Thread: Drive system

    by maddox10
    Replies
    10
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    1,118

    The NPC-02446 motor is advertised as "great" for...

    The NPC-02446 motor is advertised as "great" for lightweights.

    The data from Robot Marketplace gives this motor a 500W rating.
    You can get a heavy moving with those, but you won't be happy with...
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    Reverse is questionable, and the max cell count...

    Reverse is questionable, and the max cell count is 3S (12V peak)
  12. Replies
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    486

    Flash an alternative yourself?

    Flash an alternative yourself?
  13. Replies
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    1,610

    Caveat Emptor.

    Caveat Emptor.
  14. Replies
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    1,610

    https://www.youtube.com/watch?v=MzakqMAaHME

    https://www.youtube.com/watch?v=MzakqMAaHME
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    1,610

    Who is Carlo? 2WD is less strain on the drive....

    Who is Carlo?

    2WD is less strain on the drive. True. Small wheels can work with a low ratio of gearing, but the machine won't be fast. If you aim for a fast heavyweight, you'll have to look for...
  16. Replies
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    1,610

    The E30-400's are comparable to 300W wheelchair...

    The E30-400's are comparable to 300W wheelchair motors (half a Bosch GPA750). But with the big difference that your avarage heavier wheelchairmotor can be overvolted and survive.
    Ampflow motors...
  17. Replies
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    2,201

    Yes, propdrives can be a good motor for a...

    Yes, propdrives can be a good motor for a feather, and we have decent results with a SimonK flashed Turnigy TZ85
  18. Thread: Drive system

    by maddox10
    Replies
    10
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    1,118

    If you want to replace a 3 kg motor (Bosch 750)...

    If you want to replace a 3 kg motor (Bosch 750) with a 600 gram motor (propdrive 5060) you'll need more of'm.
    Also, smaller motors run faster (the slowest propdrive is 270 KV, 2 times faster than...
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    Sorry....

    Sorry....
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    First page of this thread. Weapon has 3...

    First page of this thread.

    Weapon has 3 Rotomax 100CC motors. Drives, 1 Rotomax 50cc.
  21. Thread: Lem 200

    by maddox10
    Replies
    9
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    1,305

    The cheapest, most powerfull motors suitable for...

    The cheapest, most powerfull motors suitable for a disk/drum are series wound motors. Old startermotors from cars for example.

    Biggest disadvantage is that they are inefficient compared to any...
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    Approved by Maddox. :)

    Approved by Maddox. :)
  23. Thread: Lem 200

    by maddox10
    Replies
    9
    Views
    1,305

    I would run 2 6S packs in series. 6S is easy to...

    I would run 2 6S packs in series. 6S is easy to recharge with "affordable" chargers.
  24. Thread: Spectum RX

    by maddox10
    Replies
    5
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    744

    Tony, a new RX/TX set is cheaper than an old...

    Tony, a new RX/TX set is cheaper than an old Spectrum...
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    https://www.hbm-machines.com/producten/kolomboorma...

    https://www.hbm-machines.com/producten/kolomboormachine/hbm-kolomboormachines-1/pagina-1

    Not the cheapest you can find, but good quality controle by the firm itself
    (they buy Chinese, give the...
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