---------- From: Fox [SMTP:fox-at-netunlimited-dot-net] Sent: Sunday, March 22, 1998 4:59 PM To: Tesla List Subject: Re: Thoughts on making choke cores. you could, if you had the means, put it in a vacumm and fill the doughnut with dry iron, pack it down hard and then inject epoxy into the doughnut. the vaccum would keep air bubbles from forming.