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Messages 17 - 66 of 224   Oldest  |  < Older  |  Newer >  |  Newest
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17
Hi Alex You suond like a pretty smart guy. I have spent much of my life (60 years) playing with magnets and searching for a permanent magnet motor. Some of my...
mrstropes57
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May 10, 2006
9:17 pm
19
Thank you Alex for your response. The Hall switch is unipolar, 4.5-24v, made by Allegro Microsystems part# A3121EUA. The transistor is a PNP power Darlington,...
mrstropes57
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May 11, 2006
1:42 pm
21
Thanks Alex. I am awaiting shipment of new Hall switches and transistors. I am changing my power source to a rechargeable 6V sealed lead battery. I assume I...
mrstropes57
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May 12, 2006
3:22 pm
24
Oh Good!! I was wondering about the NPN transistor. I have downloaded the diagram from your file. Thanks. Peter...
mrstropes57
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May 12, 2006
6:58 pm
25
Hi All, I have added my very interesting motor idea based on a twin spirals. Look at the photo section. Its an open loop configuration. If you dont...
magnetman12003
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May 19, 2006
1:16 pm
26
I too have built many magnetic gates/ramps but using tin as a base. Acording to Don from theverylastpageoftheinternet.com, tin is about 50% as efective as...
Jason Beamish
jjbeamish123
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May 19, 2006
3:51 pm
28
Alex Yes, your design is easier but it is just closing the loop on the iron ramp. I would like an opinion on the pulse motor at ...
mrstropes57
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May 20, 2006
1:53 pm
30
Alex Of course, you are correct. Most of us who built the iron ramp tried to close the loop simply by joining the ends as in your drawing. However, this did...
mrstropes57
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May 20, 2006
3:13 pm
32
Alex The thing that keeps us interested in a magnetic motor is the belief that magnetism is that source of energy. If, for example, a wheel rotates 330 degrees...
mrstropes57
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May 20, 2006
5:14 pm
34
Alex, You can place a pail of gasoline in the fridge for 1000 years and it will do NO work. My point is that under the right circumstances magnets have the...
mrstropes57
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May 20, 2006
6:14 pm
36
Alex Thanks for the interesting Depalma link. I will do more reading and get back to the group next week. I am off to visit my granddaughter for the next few...
mrstropes57
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May 20, 2006
8:14 pm
37
A magnet on the fridge is holding itself, that is work. Likewise, the superglue would be doing work. groundloop2003 <groundloop2003@...> wrote: Peter, ...
Jason Beamish
jjbeamish123
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May 20, 2006
8:57 pm
39
Sorry, I thought a magnet holding itself up against gravity is doing something (work). If it is de magnetized, it will fall. My mistake. groundloop2003...
Jason Beamish
jjbeamish123
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May 21, 2006
12:16 am
40
Hi all, I would like to tell for a fact that the circular iron V rotor idea will not work. Why is as follows: The magnetic pull on the iron V has to be "...
magnetman12003
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May 21, 2006
5:24 am
43
Hi Alex, I agree with almost everything you stated, except the about a magnet and work. It very well could be I am stuck with my personal belief that a magnet...
Jason Beamish
jjbeamish123
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May 21, 2006
5:41 pm
45
Hi All, I have added a simple iron V to the photo section under the BarberPoles motor idea. Its nothing more than a section of bent clothes hanger wire and I...
magnetman12003
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May 21, 2006
9:29 pm
47
... BarberPoles ... have ... the V ... angle ... degrees as ... The rod magnet will roll from the middle of the V track also. You most certainly will have to...
magnetman12003
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May 22, 2006
2:49 pm
49
... Hi, Just a little curve in the V track stops the show. I gave up on the circular track idea a while back because of this. Lately after watching a barber...
magnetman12003
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May 22, 2006
7:21 pm
50
Hi All, I wondered if by cutting the tip of the equalateral iron triangle would change the ability of the rod magnet to roll up to the wing tips of the V. I...
magnetman12003
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May 22, 2006
9:59 pm
52
... I am going to buy some RG60 copper coated steel welding rods sold by McMaster Carr. The steel in these RG60 welding rods is recommended for making the...
magnetman12003
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May 24, 2006
4:00 am
54
Hi all I'm back and I see the topic is Calloway's V track. I uploaded a drawing to the "Peter" folder which shows a side and top view of a stator with the iron...
mrstropes57
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May 24, 2006
5:01 am
55
... This is a track entirely unlike any other magnetic track I experimented with. Using a "heavy" 3 inch long magnet it will roll away from the tracks end....
magnetman12003
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May 24, 2006
1:31 pm
56
Flywheel efect? from the weight of the magnet? Can you start it on a anouther set of tracks after it leaves? I can't wait to try this this weekend. Jason ... ...
Jason Beamish
jjbeamish123
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May 24, 2006
2:35 pm
58
Hi all, A stacked lenght of rod magnets will not easily roll down a V track. Some will move slow or not at all. I have not tried this yet but the thought came...
magnetman12003
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May 24, 2006
8:34 pm
59
HI All, I tested with one simple iron V shaped 60 degrees and the tip cut off. Alex, This should answer your question about if a heavy track magnet can roll...
magnetman12003
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May 25, 2006
1:05 pm
61
I am going to try this this week end. I am wondering, instead of gluing the rods to something, could I bend the ends and stick each rod into a piece of...
Jason Beamish
jjbeamish123
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May 25, 2006
3:41 pm
62
Hi all, I made two iron Vs and DOUBLED UP the coat hanger wire in each of them. The attraction towards any magnet movement also doubled. Real fast hard...
magnetman12003
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May 25, 2006
3:59 pm
63
... gluing the rods to something, could I bend the ends and stick each rod into a piece of Styrofoam with a thin piece of Plexiglas over it? This way, one...
magnetman12003
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May 25, 2006
4:13 pm
65
Hi All, I put together a iron V using .25 inch diameter steel rods. All is shown in the photo section. The huge ceramic ring magnet I am testing is there...
magnetman12003
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May 25, 2006
5:42 pm
66
Hi All, I have posted in the photo section a photo of what just might be THE ULTIMATE SETUP. The huge stacked ceramic donut ring magnet measures 4.5 inches...
magnetman12003
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May 26, 2006
7:25 pm
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