Re: Varnishing my secondary.

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: Yurtle Turtle <yurtle_t@xxxxxxxxx>

A grill rotisserie motor works great, and they can
often be found at yard sales for around $1. Good gear
reduction and plenty of power.


Adam

--- Tesla list <tesla@xxxxxxxxxx> wrote:

> Original poster: "Barton B. Anderson"
> <bartb@xxxxxxxxxxxxxxxx>
>
> Hi Nick,
>
> Certainly you can. We all have our "favorite"
> winding varnishes (I
> prefer Marine Spar Varnish). When I varnish a coil,
> I set the coil up
> horizontally and throw on a slow speed motor to keep
> the coil
> turning. I then simply use a stain brush with the
> varnish (letting it
> dry between coats). Once I have 2 or 3 coats on, I
> lightly sand the
> coil form and recoat. If you sand too early, you'll
> likely sand
> through the wire insulation which causes shiny
> copper areas along the
> form. That's why a wait a few coats before I start
> the sanding and
> recoating processes. Once it's smooth to your
> liking, you can call it done.
>
> Fabricating a motor to run turn the coil form
> doesn't have to be high
> tech or elaborate. If you try to brush on varnish
> without the form
> turning, you will likely cause runs in the varnish.
> Even spraying on
> varnish might be easier if you don't have the means
> to hook up a coil
> turning rig. The only problem with that is the
> number of cans
> required to get a decent coat.
>
> If you need a slow turning DC motor, I have some for
> sell (contact me
> off list). At 24 VDC, it will take about 6 seconds
> to turn 1 complete
> revolution. I've ran these at even slower
> revolutions down to 5 VDC.
>
> Take care,
> Bart
>
> Tesla list wrote:
>
> >Original poster: "Nick D." <ngdbud@xxxxxxxxx>
> >
> >This weekend I managed to finish winding the
> secondary of my smal
> >Tesla coil (just over 600 turns) and now i need to
> varnish it. I am
> >14 and don't have a budget allowing for enough
> varnish to just dip a
> >coil in. I am wondering if I could buy a small
> bottle of varnish and
> >paint it on.
> >
> >
> >
> >
> >
> >
>
>
>
>