Goedendag ;-) Lewis and all, Don't worry, you did nothing wrong. I sent the message as a "special notice", every list member receives such a message, also the...
Goedendag ;-) RC Advisor developed by Carlos Reyes. Announcement http://www.rcgroups.com/forums/showthread.php?t=1591310 Site www.rcadvisor.com Prettig weekend...
Hello again Ron, et al. I just killed my old yahoo account to get rid of some features that I did not want and a fresh screen name. So now I am back. YAY! Pete...
Hi to all, I started converting an ICE 50cc engine with a CVT transmission and I want to use the generator that it already has on the side, as the electric...
Hi that generator most likely is capable of producing several hundred watts. It will be greatly overloaded at 6 kw as a motor. Alex ... From: Theodor To:...
Hello everyone, I just joined this group and hope this is the right way to get started. I'm currently working on a project to convert my bike into an ebike, by...
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Erik Kauppi
ekauppi@...
May 1, 2012 12:21 am
Interesting project Alex! Are you making a hybrid scooter with the ICE, or a pure electric? A few ideas to consider: - As the OP said, that generator is only...
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Erik Kauppi
ekauppi@...
May 1, 2012 12:32 am
Andreas - Generally speaking, light weight and low RPM do not go together. Generally weight is roughly proportional to torque, and the lower your RPM the more...
Hello Erik, thank you very much for your reply. I greatly appreciate it. I'll tell you a little more about my project. I've spent the last few months...
Good day - been lurking on this group for a while and I have a question please I am building a paragliding winch based on a Honda 600 automatic scooter. This...
Goedendag ;-) With slight imperfection http://www.rcgroups.com/forums/showthread.php?t=1642771 Vriendelijke groeten ;-) Ron van Sommeren near Nijmegen,...
Hi Nigel and All, One should use a simple E motor winch powered by a car...
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Erik Kauppi
ekauppi@...
May 1, 2012 7:56 pm
I see that an electric motor could be more controllable, constant current = (nearly) constant torque = constant line tension which I have read is what you...
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Erik Kauppi
ekauppi@...
May 1, 2012 8:20 pm
Andreas - Thanks, now I understand more about your project. The NuVinci hubs look very sweet, I've read about them but never ridden with one. Would love to...
Erik, thanks for your interest. To me it really is an interesting one. The efficient speed of the 1200W Cyclone is a little higher: about 4500-5000rpm. It is...
Hello Andreas, have a look at the Zeitlauf drives (www.zeitlauf.de) - they have a range of motor-gear-combinations going up to 350W mechanical power. As they ...
I'm not an technician, but want to experiment with Computer disc drive motors for a non RC project. I want a motor controller that performs about like an RC...
Dale If you vary a PWM signal pulse width between 1ms and 2ms, you can control a RC speed controller. 1ms will be "off" (motor not turning) and 2ms will be ...
I have a lot to learn about the electronics and may get some help learning from friends at a local workspace. Yesterday, someone else I had contacted online...
hey, i am a newbie in this hobby, i have made my own cd-rom motor, but i am unable to buy esc due to high costs, please help me in making my own esc, please...
i'm willing to bet any thing you want that a ESC bill of materials will for sure will far exceed the value of a el cheapo ESC from Ebay! I have seen them...
It is cheaper and easier to buy an ESC. Building them can be fun. I would recommend starting with a decent micro controller development kit. Soldering the...
Goedendag ;-) Several brushless controller designs: http://www.rcgroups.com/forums/showthread.php?t=140454 Regards, Ron van Sommeren near Nijmegen, Netherlands...
Try www.hobbyking.com They will sell you an ESC for a much lower price than you can buy the components for - and can deliver a lot of other valuable items for...
... Doesn't sound like that's what he wants... but just in case... My 3-phase BLDC Turquoise Motor Controller is 5KW - 36V, 130A nominal. (will take...
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Erik Kauppi
ekauppi@...
May 8, 2012 3:18 am
Arno - I looked at those Zeitlauf drives. Very nice! Not cheap though, precision power stuff is like that. And I bet we need more than 400 watts for this ...
Goedendag Erik and all, Doubling the number of turns will quadruple resistance. You forgot that wire length doubles. Vriendelijke groeten ;-) Ron van Sommeren ...
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Erik Kauppi
ekauppi@...
May 8, 2012 9:59 pm
On Tue, May 8, 2012 at 4:32 AM, Ron van Sommeren <ron.van.sommeren@... ... Oops! You are right of course. ... - Erik [Non-text portions of this message...
