Recent content by nesdon

  1. nesdon

    Intermittent power on TSDZ2

    waynemarlow, can you give me some links to these posts? I made some searches before the original post and after your reply as I'm still unsure of the parameters of the issue and would love to understand it better. I'm not even sure I could find a position on the chain stay and spokes where the...
  2. nesdon

    Intermittent power on TSDZ2

    That's odd data. My magnet has shifted a bunch of times, and the only result, prior to this, was that when gets over about 10mm or so the speed readout just stays at zero. I return it to about it 5mm and it reads accurately (more or less) again. This time it had rotated so it was perpendicular...
  3. nesdon

    Intermittent power on TSDZ2

    I keep my bikes at my daughter's home where I used to live, as my third floor walk up apt has nom place to store them. I charge my car there as well, so the bike is my way top shuttle back and for5th to pick up and drop off my car, meaning I often am not near the bike when I am posting here. I...
  4. nesdon

    Intermittent power on TSDZ2

    Well, intermittent does not mean random, it means "stopping or ceasing for a time; alternately ceasing and beginning again" so this time I did not misspeak, but your suggested title is much better, thanks. The etiology of the problem is that I turned it upside down to change a tire, then when...
  5. nesdon

    Intermittent power on TSDZ2

    I haven't checked all the low-voltage connectors. I suspect the speed sensor may work by generating a voltage rather than modifying resistance. If so, its connector pin may only conduct when that voltage gets high enough to push through the whatever is compromising the connection, and that may...
  6. nesdon

    Intermittent power on TSDZ2

    Indeed I misspoke. It acts more like an intermittent open. But I would expect a poor connection to come and go either by something flexing, or by changes in voltage or current that might allow it to arc across the gap. That it always conducts as soon as it reaches 12 mph, across the full range...
  7. nesdon

    Intermittent power on TSDZ2

    I think the fact that it works normally across various loads at speed suggests it’s not an intermittent short. Seems more like an electronic issue. I also notice a snap of an arc, like a capacitor discharge, for an instant when I connect the battery hot. Maybe it’s actually changing a coil or...
  8. nesdon

    Intermittent power on TSDZ2

    I have a 48V TSDZ2 with an 850C display and a Hailong Shark style battery with a throttle running stock firmware from Eco Cycles. When testing on the stand my motor gives a small burst, then drops to near zero. I don’t feel any power when starting off, but once I reach 12-15 mph it starts...
  9. nesdon

    TSDZ2 mid drive with 860C, 850C or SW102 displays only -- Flexible OpenSource firmware (Casainho code only)

    Congratulations! That is super cool. I assume if not using brake sensors there would need to be no cable on the keypad.
  10. nesdon

    TSDZ2 mid drive with 860C, 850C or SW102 displays only -- Flexible OpenSource firmware (Casainho code only)

    I understand the issue, but please, this is a noble community project in on-going development, so the irksome tone of your post is uncalled for and likely counter productive. I think this fault is well know, casainho linked to a fix for an issue with the lights that might help...
  11. nesdon

    Hybrid hydraulic drives

    Oyo is pitching a hydraulic drive ebikehttps://www.youtube.com/watch?v=9J8_8Rkfgmc. Purdue won a hydraulic power contest with a pure human drivehttps://www.youtube.com/watch?v=f1_l87GACt8. Hydraulic drives are not very efficient, but in a hybrid system, the losses become much less consequential...
  12. nesdon

    TSDZ2 mid drive with 860C, 850C or SW102 displays only -- Flexible OpenSource firmware (Casainho code only)

    I'm pretty new to ebikes, but I always stop pedaling before I brake, and that as soon as I stop, the power cuts. Maybe it's because I've ridden so much for so many decades, but I don't get why one would both pedal and brake.
  13. nesdon

    TSDZ2 mid drive with 860C, 850C or SW102 displays only -- Flexible OpenSource firmware (Casainho code only)

    When I've run Bootcamp and Parallels on my Mac in the past to emulate windows, I had to buy a copy of windows. Now, Microsoft allows one to download a Win 10 iso from their MS website and run it on Mac without activation. I've been using Bootcamp on my Macbook running all the Win apps needed to...
  14. nesdon

    TSDZ2 mid drive with 860C, 850C or SW102 displays only -- Flexible OpenSource firmware (Casainho code only)

    Are you referring only to the lights issue, or do you think this improved the boost lag issue as casainho suggested it might?
  15. nesdon

    TSDZ2 mid drive with 860C, 850C or SW102 displays only -- Flexible OpenSource firmware (Casainho code only)

    I don't understand most of this, but am wondering if this is related to the later discussion on noise amplification. I reflashed the stock firmware and my daughter, who also rides my bike, commented on how the delay had disappeared. Unlike me, she's not very interested in the other data the...
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