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  1. Joe Perez

    e-Joe Epik: Any experiences?

    So, after three wonderful years of e-bike ownership in San Diego, I have recently taken a job in New York City (Manhattan), and gotten an apartment in Hoboken, NJ, just across the Hudson river. This presents me with a challenge. My current bike is an absolutely fabulous performer, built with a...
  2. Joe Perez

    Please educate me on controller design.

    Something's been bugging me. Controllers for BLDC motors are commonly referred to be the number of FETs which they contain. I commonly see controllers advertised as "6 FET", "9 FET" or "12 FET", with 18 and 24 FET models comprising the extremely high-end of things. Now, from a schematic point...
  3. Joe Perez

    On law enforcement, generally.

    One thing has struck me as a bit odd over the past year or so that I've been browsing this form. Specifically, I've seen a low of discussion of the various laws concerning e-bike usage (eg, power limitation, speed limitation) in the specific context of people desiring to add "Cop Mode" switches...
  4. Joe Perez

    My second e-bike: Reality Check? (Pretty please?)

    So I've decided it's time to upgrade. And after much searching and reading of past threads I'm hoping for the counsel of those who have gone before to either verify that I'm headed down the right path or tell me why I'm being a complete idiot. :mrgreen: For the past year, I've been zipping...
  5. Joe Perez

    BLDC phase timing

    I was reading through this thread the other day, in which it is pointed out that a certain RC-based motor with external IR position sensors permits the relationship between the sensors and the motor to be varied, thus permitting on-the-fly mechanical adjustment of phase timing. I'm relatively...
  6. Joe Perez

    A bit of random battery info...

    ... from LadyAda. Just happened to come across this on Hackaday. http://www.ladyada.net/learn/lipoly/
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