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  1. R

    cncCookBook conversion.

    Not sure this is the right area, but here you are. https://www.cnccookbook.com/building-the-cnccookbook-e-bike-conversion-part-1/
  2. R

    NEW way to assemble solderless pouch packs. EASY!

    We know the gold connectors are not solid gold, right? So,it must be plated. How do they do it? googling "gold electroplating" showed a bolded hint with DIY listed. Hmm, OK, sounds good. There are many kits for this. Has anybody tried this? This seems TOO easy, but I did search the board...
  3. R

    Acceleration Rates of Common Vehicles.

    Acceleration Chart for Common Vehicles.JPG[/attachment]I was playing with the motor simulator and was wondering what a usable acceleration rate is. What is "Slow", "Average", or "Quick"? Short answer, truck is about 1 m/sec2, motorcyle is 3-4 m/sec2, and cars are about 2 m/sec2. Googled...
  4. R

    New Manufacturing Technique Halves Cost of Lithium-Ion Batts

    Spotted this and thought it might be of interest: http://hardware.slashdot.org/story/15/06/25/1556203/new-manufacturing-technique-halves-cost-of-lithium-ion-batteries Quoting: "Also from TFA, they have made 10,000 samples on their production line. They are initially aiming at the power company...
  5. R

    Cheap Vietnamese eBikes.

    Here is a bunch of them for sale, new, from a shop with multiple locations: http://xedapchaydien.vn/avd36_loc-san-pham Read this in chrome and use the auto-translate! Also check the parts page at the site above, for controllers etc. Super cheap. 10 million VND (Vietnam Dong) is about 470...
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