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    My new Electric Outboard Motor ( hub motor ) Silent and Fast

    I do not understand. It looks like an alien. An unfriendly alien that eats souls.
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    Automatic Power On Off Switch

    I've attached the schematic, It draws very little current ~50uAmps when off, this is through R6 1Meg. It uses the pulses or voltage from the wheel motor which acts as a generator when it is turned without power. This turns on transistors Q1 and Q2. While the wheel is turning, transistor Q3...
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    Automatic Power On Off Switch

    Years ago I built an E-Bike, with an automatic On Off Switch. It would switch on when it was moved, and it would switch off after being stationary for more than 10 seconds. It was convenient. Is anyone interested in the circuit ?. I have been concentrating on electric boats these days, but If...
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    My new Electric Outboard Motor ( hub motor ) Silent and Fast

    Hi, Those 'Sine wave' controllers from Golden motor look good, I'd like to know how it goes. I use 6 mosfets (eg 2 per phase), they are 200 amp mosfets AUIRLS3036-7P. The power is controlled before the commutating mosfets by a separate DC to DC converter stage through a coil.. So the mosfets...
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    My new Electric Outboard Motor ( hub motor ) Silent and Fast

    Hi, I am new to this forum. I really like the Belt Drive system at the start, it looks like the quietest and most elegant. Then it degenerates into a 5kWatt mounted the traditional way Horizontally..why ?. I have one of those 5kWatts on an inboard I have built...
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