Recent content by Jethro56

  1. J

    XtraCycle is on the road

    Today took Build 1.5 out on the road for the first time. The longtail eliminated the light front end issues I had. 20 mph cross winds were easily handled. Something that was frankly scary before. Not a speed demon running a 2807 clone @12s but this will carry a heavy load.
  2. J

    What ebike/kit would you sell?

    I think the best thing for ebiking would be the consolidation of vendors. Maybe 3 or 4 that would get enough business to have clout with their suppliers. It seems to me that presently Quality control and the lack of standards hurts the business more than anything. Is it too much to ask that...
  3. J

    Hobbie or a Tool ?

    I don't have hobbies. I have obsessions.
  4. J

    What is the most compact ICE motor of 5kW ( 7hp)

    I think if you expand your thinking to a trike this project becomes much more feasible.
  5. J

    The E-Vox, A new ebike desing with belt for people 50+

    Good to see a new bike designed by an engineer instead of a "designer".
  6. J

    LIPO CHARGER HELP FOR 2S2P

    What Li-ghtcycle says. I only have a 24V 500 watt true Meanwell. I can only get 400-450 watts into the batteries. If I go above that the Power supply will dip out when the hyperion 1420i comes back after checking voltage. This usually happens above 47V or so. If I had a 750 I could take full...
  7. J

    want a good kit on a budget

    Check out the 24V rating. That will be much less. That was my problem with using an old compaq server P.S. I bought a used true Meanwell 500W P.S. on EBay ~$60 shipped.
  8. J

    Ebike is a harsher ride?

    veloman: All my other bikes feel harsh compared to my Madone. It's hard to describe the difference between taking a bump with your arms, legs and butt. Versus your butt alone as an upright seating position dictates. I have a sprung Brooks B17 Flyer on my Ebike. I run with the nose down a little...
  9. J

    want a good kit on a budget

    Kinda a rule of thumb for sizing batteries is 35 watt hours per mile. Most people do better but I'd rather oversize for better battery life. So lets say you get a 10 amper hour 12S lipo setup. The cells are rated to be charged to 4.2V but they don't last as long as if you only charge them to...
  10. J

    Help! Yuba e-conversion vs Trek e-conversion

    Neptronix gives pretty good advice. I live in the flats so my first build wasn't too demanding. I'm a retired Industrial Automation guy so the electrical part was straightforward for me. I haven't paid much attention to the guys building their own controllers as it seems too much like work and...
  11. J

    Sore Butt, good saddles?

    Good points Dogman. A useful product for those not wanting to creme your jeans is http://www.nashbar.com/bikes/Product_10053_10052_506940_-1_202225_10000_202368 . Many think the "padding" in cycle shorts (I prefer bibs) is for padding so why not buy a padded seat? It's really for sweat wicking...
  12. J

    Sore Butt, good saddles?

    My bikes all have Brooks B17s on them. My Ebike has a B17 Flyer that has springs.
  13. J

    Electronic bikes deprive students of exercise, cash

    1 or 2 Miles a day? That's 35-70 Calories they could be burning riding a regular bike. Yep. That would pretty much solve the obesity crisis. The future of journalism looks bright.
  14. J

    newbie question about motor power in watts

    Check this out http://www.ebikes.ca/simulator/ P.S. I'd buy from him If you want something to last.
  15. J

    DIY JST-XH Extensions ... where can I buy the parts?

    When I bought my parallel 6s balance adapters that bring 6 into 1, http://epbuddy.com/index.php?main_page=product_info&cPath=26_14&products_id=59&zenid=vsilup151igrumi8k4rqbhfre0 several posters made a big deal of keeping all the leads equal length. It would really clean up my ammo box 12s 20aH...
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