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  1. emco5

    A very good eBike company

    Regarding the thread posted below titled “worst ebike company ever”, isn’t is interesting that one bad apple tries to spoil the entire barrel. In my opinion, a gripe without the full story is just a rant with no credibility. Last July, I had the opportunity to visit Clean Republic. It’s...
  2. emco5

    Baby Boomer Feature Ebikes

    Please, would you elaborate a bit on the two riding experiences and your reasons for choosing the Bafang mid. From what I've been reading around the net, the Bosch/Shimano 250w OEM systems might get you up the same hills but at a slower speed [and likely with more effort].
  3. emco5

    Battery charging

    A Li-ion battery's BMS should clip the discharge at the safe minimum level. From my experience, repeated controlled discharges do not seem to be a problem. Deep discharging without a battery management circuit will kill a Li-ion.
  4. emco5

    Baby Boomer Feature Ebikes

    > Am I asking too much? For a mass production run, you probably are. At our age, it's a dying market. ;-) You can get a throttle with the Bafang mid-drive systems. Find a comfy standard bike and add as much of the fluff as you can, then fit a Bafang mid.
  5. emco5

    Trevor: I suspect changing from the 44t chainring to 38t made the bike feel more responsive...

    Trevor: I suspect changing from the 44t chainring to 38t made the bike feel more responsive overall. No doubt it lowered top assisted speed, so how does it feel when you over-pedal the STEPS input?
  6. emco5

    350w hub versus 250w mid-drive, who wins?

    Thank you, HarryS, for the input. I've owned four power-assisted bikes in the last ten years from 250w to 500w, so I get it. Looking for rider experience comparing the 350w hub against the Shimano STEPS. The smaller STEPS system has a torque rating of 50 Nm while the Bafang hub makes a bit...
  7. emco5

    350w hub versus 250w mid-drive, who wins?

    I’ve received theory and recommendations on this subject, but I’d appreciate feedback from someone who has 'actually experienced' both power systems. Your hands-on opinion is good enough, no need to argue variables and the grey areas. :) Speed doesn't matter, either. Bike-A has a Bafang 36v...
  8. emco5

    Less could be more, friction-drive

    Two other friction-drives for 2016 worth watching. GO-E http://go-e.bike/en/technik/ " ... it will not be possible to drive slower than 6km/h (3.7mph). So it won’t support you when you start driving uphill, you have to reach 6km/h with your own power." ADD-E http://www.add-e.at
  9. emco5

    Less could be more, friction-drive

    FYI.... Google found data from a business in San Diego that used to sell the Hidden Power system. It appears that the motor is turned off to prevent overload when you'd need it most.... like on hills. I doubt rider safety is the concern. :rolleyes: "The electric speed controller cuts off...
  10. emco5

    Less could be more, friction-drive

    The logical side of my brain leans toward strong mid-drives that utilize a bike’s gear train, but the K.I.S.S. engineering principle keeps me pondering less complex ideas. Back in 2010, 'adrian_sm' posted about his Commuter Booster friction-drive idea at Endless-Sphere. From my perspective, it...
  11. emco5

    Is the 350 enough?

    Thanks to all, great feedback. I'm now focusing on the 500 watt motor. :)
  12. emco5

    Is the 350 enough?

    pocomo: > I do not experience any noticeable crank drag when the system is powered down... > ...I can't really say if 350W would be enough. I know a 350W Stromer...felt a little > underpowered on some tough hills Much appreciate the crank drag info, that is important for my application. My...
  13. emco5

    Is the 350 enough?

    Finding a 350 watt e-RAD/BaFang-equipped bike to test ride has not happened, so I’m hoping to get some first-hand feedback here. Most of my commute needs no power assist, but there are a couple very steep climbs that make the trip miserable. I’m 170# and ride a MTB with 26” wheels and 32t...
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