PSN-L Email List Message

Subject: Re: Turns on the coil
From: Paul Jebb pfjebb@..............
Date: Mon, 13 Mar 2000 15:29:04 -0500


Hi Ted,
Thanks for responding.
I can do 1/2 inch easily.  What are some problems that may arise if there are
too many turns of wire?

Paul

ted@.......... wrote:

> That's a great time-saving idea, a combination coil and mass.  Wind it with
> Pb wire and you'll be all set.  :-)
>
> But seriously, I wouldn't bother to wind wire in any area which was not
> going to be directly between the poles of my magnet.  If you have a magnet
> with that large a face diameter you should switch to building a cyclotron!
> Build up the middle of the coil form with a piece of wood or MDF board and
> just wind your coil on the outermost 1/2 inch or so.
>
> (It's Friday...)
>
> Regards, Ted
>
> Paul Jebb @.............. on 03/10/2000 04:20:07 PM
>
> Please respond to psn-l@..............
>
> Sent by:  psn-l-request@..............
>
> To:   "PSN-L@.............." 
> cc:
> Subject:  Turns on the coil
>
> Dear Members:
> I am pecking away at a Lehman seismometer.  Presently I am winding #38
> wire on a a spool that is about 4 inches in diameter, and 3/4 inch
> thick.  I think I can fill the spool, but that's a lot of turns.  Can
> anyone suggest an optimum number of turns or suggest some guidelines?
>
> Thank you in advance.
> Paul Jebb
> Newcomb Central School
>
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Larry Cochrane <cochrane@..............>