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lrk-torquemax · building high-torque brushless e-motors

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  • Members: 3708
  • Category: Radio-Controlled
  • Founded: Apr 24, 2001
  • Language: English
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Messages 10704 - 10733 of 13410   Oldest  |  < Older  |  Newer >  |  Newest
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10704 Ron van Sommeren
ron_van_somm... Offline Send Email
Apr 6, 2007
11:27 am
Goedendag, http://www.neotexx.com / http://www.neotexx.de Positive reactions: <http://www.rclineforum.de/forum/thread.php?threadid=150330> Prettig weekend ;-)...
10705 Herbert Kabi
herbertkabi Offline Send Email
Apr 6, 2007
4:43 pm
Mh-mhh, but anyway very hard to find GOOD magnets for MOTORs Where to find 30x5x1mm , 30x5x1,5mm , 30x5x2mm , ... Price does not matter - I need 20 pieces 1mm...
10706 Wenger ueliisa
ueliisa Offline Send Email
Apr 6, 2007
8:49 pm
hei Herbert neotexx made magnets in "every" size - delifery time I dont now alternativ ask http://www.neodyme-magneten.de/ there are produce starting on 100...
10707 LeeWilliam
comeonwilliam1 Offline Send Email
Apr 7, 2007
12:24 am
Hello everybody, I'm a sales of a Magnet Company in China,we passed ISO9001:2000,ISO/TS 16949:2002,ROHS. ...
10708 Larry Barnes
blazerb52 Offline Send Email
Apr 7, 2007
10:36 am
Looking for this same size magnets for a build. If anyone comes across this size same as Herbert. Larry B...
10709 Tim Newman
v_t_o_l Offline Send Email
Apr 8, 2007
8:08 am
i have a variable dc supply that changes rapidly from 0- 12 volts and want to know if i can somehow connect up a brushless motor to it...via esc (?). i figure...
10710 poul børge pedersen
pbp_et Offline Send Email
Apr 8, 2007
10:40 am
Yes, there is a way, but to implement it you have to supply the slots with a rather constant DC voltage and incorporate a rc receiver with a brushless ...
10711 Poul Børge Pedersen
pbp_et Offline Send Email
Apr 8, 2007
12:47 pm
... across ... <herbertkabi@> ... try this link: www.chenyang-ism.com they sell 30*5*2, and mail them for possible material grades and finish...
10712 rdwnj Offline Send Email Apr 8, 2007
12:56 pm
Hello Herbert, I don't know what shape you want, but I have had good service from: http://www.magnet4less.com/ndfebmagnetblocks.html That is a deep link to...
10713 finemica Offline Send Email Apr 8, 2007
1:11 pm
My understanding a slot car of the power circuit is this. 1) AC in and stepped down and rectified to DC. 2) Voltage level to car via track controlled by a good...
10714 Jake Anderson
zyeborm Offline Send Email
Apr 8, 2007
1:35 pm
... Perhaps do it this way Separate the logic and power supplies of your ESC put some caps and diodes etc on the logic supply. (should take out intermittent...
10715 finemica Offline Send Email Apr 8, 2007
2:29 pm
Nice. Well I suppose it's all up to how far Tim wants to go with this. I was trying to keep in mind the fact that people gather for Slot racing. And the...
10716 finemica Offline Send Email Apr 8, 2007
2:33 pm
In all honesty this seems OT now that there are so many electronics and electronic motor control groups out there. Ron, any thing to say about this?...
10717 ronvans@...
moderator_ron Offline Send Email
Apr 8, 2007
4:26 pm
It's fine with me, it's about motors too, and since I'm an EE :-) Groeten ;-) Ron ... Van: lrk-torquemax@yahoogroups.com namens finemica Verzonden: zo...
10718 finemica Offline Send Email Apr 8, 2007
4:52 pm
Thank you, Ron! I was just a little concerned is all....
10719 Tim Newman
v_t_o_l Offline Send Email
Apr 8, 2007
7:30 pm
Thankyou for your replies...actually some of these ideas did come up but i was hoping they wouldnt be so difficult. To add some more complexity to the...
10720 Robert
alysixueh Offline Send Email
Apr 9, 2007
12:09 am
Tim: Every variable supply I have ever used can be set to a specific output voltage simply by replacing the pot/wirewound with a fixed resistor. This will...
10721 calhawkes Offline Send Email Apr 9, 2007
9:31 pm
... I must be missing something. You only have 12 watts. Where are you going to find a brushless speed 280 motor that runs on 12 watts? If you put batteries in...
10722 Jake Anderson
zyeborm Offline Send Email
Apr 10, 2007
12:06 am
... I don't know where you get 12W from, if he pulls 100A thats 1.2KW. Any idea what the current limit on a slot car track is? [Non-text portions of this...
10723 Rick Page
rick_page53 Offline Send Email
Apr 10, 2007
12:18 am
... watts? They are much smaller than 280's, Mabuchi used to call them 16D and 32D. Paul said they are IPS size -- or Mabuchi 180. He is wanting to use a...
10724 calhawkes Offline Send Email Apr 10, 2007
12:39 am
... Because the original post says he has 0-12 volts and pulls no more than 1 amp. Do you really think a slot car track provides 100 amps per car?...
10725 Jake Anderson
zyeborm Offline Send Email
Apr 10, 2007
1:47 am
... he said that the motors in use pull no more than 1A. Theres no reason to assume that that means you cant pull more if you want to. No I don't believe they...
10726 Tim Newman
v_t_o_l Offline Send Email
Apr 10, 2007
6:41 am
FWIW the track is supplied to about 10A max here...might even be 6A as far as i know. That's across 4 lanes too. The drag track on the other hand allows up to...
10727 fgemmell Offline Send Email Apr 10, 2007
9:08 am
... You will need an electronic commutator. A brushless ESC is (generally) a PWM power (voltage) regulator coupled with an electronic commutator. You've got...
10728 Neil Stainton
neilstainton Offline Send Email
Apr 10, 2007
11:40 am
Tim, There is a common misunderstanding that a high Kv motor is more powerful than a similar motor with a lower Kv, it isn't. By a law of physic the speed...
10729 reginafenelon Offline Send Email Apr 10, 2007
7:11 pm
Herbert, I work for Az Industries, Inc. We make Custom Magnets. I checked and we do not have the size you want, but can have for you in pretty short order. We...
10730 tim newman
v_t_o_l Offline Send Email
Apr 10, 2007
8:16 pm
Hi Neil, Yes there is a common misunderstanding about that, however im not one of them. In this case though, where power is virtually unlimited to me via the...
10731 finemica Offline Send Email Apr 13, 2007
1:20 pm
Flitterflyer did you have much trouble with the round magnets in your Motor-A3? Any tips to pass along? Thank you mica...
10732 Antony
antony7040 Offline Send Email
Apr 14, 2007
9:00 am
Hi This might be a silly question to you people but I don't know??. I am into building RoV's (Remotely operated vehicles).The underwater type. The thrusters...
10733 Louis FOURDAN
fourdanlouis Offline Send Email
Apr 14, 2007
9:35 am
Hi Antony Roughly speaking 1) Weight is synonymous of Power 2) Kv (rpm/V) means speed(/torque) Low Kv = High torque, because mNm/A times rpm/V is a constant =...
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