[sdiy] Heat shrink tubing driving me crazy....

[Dave Manley]

Tom Adam wrote:
>
> Anyway this got me thinking, some time ago I was having problems with a 
> +/-15V toroid transfo and it turned out the wires where coated with 
> something. After scratching the surface the transfo worked perfectly. So 
> does this coating stuff exists as a spray or something alike? 

Perhaps you're looking for "Conformal Coating".

Often used to encapsulate boards to keep the components free from 
moisture.  Makes repairing a board a pain.

-Dave