Sorry Tim, my last link of my ty-wrap method didn't get pasted correctly. Here's the correct link: http://www.classictesla.com/photos/tgk/21.jpg Take care, Bart > Here's an old picture of one my coils using a ty wrap primary (note I > used acrylic strips between wood and primary). > http://www.classictesla.com/temp/Pristand.gif >