Re: Help

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

Original poster: sean <sean-at-nc.rr-dot-com> 

I did that same thing, except with wood instead.  Unfortunately, a few
pieces of wood broke off (in between grooves), but it seemed to work ok!

On Sun, 2003-10-12 at 11:57, Tesla list wrote:
 > Original poster: robert & june heidlebaugh <rheidlebaugh-at-desertgate-dot-com>
 >
 > Emmitt.: As you have found out copper tubing will not thread well through
 > 1/4 in holes. The holes must be large enough to allow the turn radius of the
 > coil to pass. I dont bother with that hard work. I use my table saw to cut
 > slots in plastic strips and just press the copper down into the slot and
 > bind it with a small drop of heat glue. I cut the strips to length after I
 > make the coil and dont even calculate the spacing of the center as the coil
 > turns. I put 2 or 3 blades in my saw to cut a 1/4 in slot. then I put a rod
 > or stick clamped to the table 1/2 in away from the blade. After making one
 > slot I move my plastic over the stick and cut again creating a second slot
 > etc exacty equal spaced and uniformly spaced. after the coil is made I cut
 > the inside and outside with a saber saw.  6 or 8 -- 1/2 in  PVC pipe lengths
 > makes good plastic strips to suport the coil and they glue to other plastics
 > well.
 >      Robert   H
-- 
sean <sean-at-nc.rr-dot-com>