Recent content by Altair

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    Observed trials bike designing

    I love it! It is small, light & cute. Do the tires have a good grip on wet rock? The knobs seem a bit small. Are they made of a good compound? Tubeless or not?
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    Observed trials bike designing

    Yes, the response curve of a pot can be distorted away from linear, by adding a single resistor between the wiper and the ground connection.Depending on the value of the resistor relative to the value of the pot, the curve can be "curved" away from linear. Check the article here...
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    Observed trials bike designing

    Just to be sure we are on the same wavelength, does "ramping" for the throttle refer to either: Slew rate limiting of the throttle signal, which limits the rate of acceleration of the motor, or: Non-linearity in the throttle signal, which produces an exponential response curve, resulting in less...
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    Observed trials bike designing

    I'm very sorry guys for having kind of abandonned you, I stopped receiving notifications (probably because I forgot to visit after a notification...) and I've been very busy on all kinds of projects including house renovations, so I kind of forgot about this thread. The location of the pegs is...
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    Nucular electronics - complete kit for ev!

    Electronics can easily be restored after being under water, lots of videos available on youtube. Just search for: Restore waterlogged electronics
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    Nucular electronics - complete kit for ev!

    "Solve" meant trying to find a cheaper courier that still offers normal delivery times. Vasilii could maybe call them and try to arrange special rates with their business representatives, as this won't be a one-time shipment but rather regular shipments from a company. Rates are always...
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    Nucular electronics - complete kit for ev!

    I'm all for this. But if DHL's prices are exhorbitant for small packages, won't they be also for large packages? Wouldn't it be better to try to solve the shipping cost problem before we embark on a group buy? Another thing is that (in my case) Canada Post is still practically stalled. I...
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    Nucular electronics - complete kit for ev!

    Ah yes, that's right. Damn, life is complicated nowadays. It was so easy in the 70's, when I was young. 8)
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    Nucular electronics - complete kit for ev!

    Re. Worldwide shipping, Vasilii please check with FedEx, their service "International Economy" is reasonably priced.
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    Trial riders need their clutch?

    I totally agree with that, and the fun part is that you can also go fast when you want, although it's not as comfortable. And trials bikes are much kinder to the trails, they don't rip up the ground nearly as much as the other bikes, you're not being hated as much as on the other bikes...
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    Observed trials bike designing

    Pete said: "I love the idea that Altair has talked about of rolling backwards downhill while applying forward drive with throttle alone - that would be awesome, but I'm guessing it would be brutally hard on the motor?" No it's not, really. Not harder for the motor than holding still. And the...
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    Fat-e Trials Bike

    Pete, the shortest connectors I found, that have the highest current capacity, are the 8mm bullet connectors from Aliexpress. I insulate them with a piece of shrink tubing.
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    Trial riders need their clutch?

    There are very nice trials shots here: https://youtu.be/igacD4Jvh5E
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    Observed trials bike designing

    Around 40Km/H maximum. The gearing is 96/11= 8.72:1 I wanted it to climb like a goat :)
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    Observed trials bike designing

    I've decided to remove the AstroFlight motor and install the BHT that was in my first bike, in its place. That first bike has now been reconverted back to its former use, a standard pedal fatbike, and it saw good use in the last month, helping me regain some strength in the old legs. The motor...
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