Re: Stacking offset of primary supports

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "robert & june heidlebaugh by way of Terry Fritz <teslalist-at-qwest-dot-net>" <rheidlebaugh-at-desertgate-dot-com>

Alan: I make my supports all alike then cut the inside offset to match the
spiral offset distance.
    Robert  H
-- 


 > From: "Tesla list" <tesla-at-pupman-dot-com>
 > Date: Sat, 28 Dec 2002 19:02:33 -0700
 > To: tesla-at-pupman-dot-com
 > Subject: Stacking offset of primary supports
 > Resent-From: tesla-at-pupman-dot-com
 > Resent-Date: Sat, 28 Dec 2002 19:05:37 -0700
 >
 > Original poster: "Scott Hanson by way of Terry Fritz <teslalist-at-qwest-dot-net>"
 > <huil888-at-surfside-dot-net>
 >
 > Alan -
 >
 > Relative to making primary supports, you asked:
 > ..."what is the point of stacking them with the offset that all of you
 > described?".
 >
 > The reason is to allow the primary to be wound in a spiral of consistent
 > "pitch" (uniform spacing between each turn). To achieve this, each support
 > must have its notches offset from the adjacent supports. If all the
 > supports are identical, with no offset, the notches will be aligned in
 > concentric circles instead of along a spiral path. Of course you CAN make
 > all the supports identical, and offset the supports on whatever base they
 > are attached to, but this results in a rather uneven appearance. This is
 > apparent if the primary is mounted on a round base where the mismatch
 > between the ends of the supports and the outside diameter of the base
 > becomes very visible.
 >
 > Scott Hanson
 >
 >
 >