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Clear Coil???

Posted: Sun Jan 13, 2019 12:39 pm
by Dan Hatch
Anyone know anything about where this came from. I have had it for a few years, got it off Tbay. Were they used in classrooms? Thanks, Dan
clear coil.jpg

Re: Clear Coil???

Posted: Sun Jan 13, 2019 1:25 pm
by Henry K. Lee
Dan that is exactly what is. A training coil to show the internals, some even had tap in wires to show voltages in operation! Pretty Cool!

Hank in Tin-A-See

Re: Clear Coil???

Posted: Sun Jan 13, 2019 1:32 pm
by Jim_PTC_GA
It looks like the potting stuff used in modern electronics. I saw it used at Chrysler years ago on the cars brain boxes. Don't know where to get any but I'm sure it's out there some where.

Re: Clear Coil???

Posted: Sun Jan 13, 2019 1:34 pm
by DanTreace
Neat. Do those labels have any writing?

Once took one and removed the side wood and labeled the parts for fun. Many unfamiliar with the Ford coil haven't ever looked inside
;)

DCP_3141.JPG

Re: Clear Coil???

Posted: Sun Jan 13, 2019 2:18 pm
by GrandpaFord
Electronic silicone encapsulant.

Here is one source, there are others.

https://acc-silicones.com/products/enca ... capsulants

Re: Clear Coil???

Posted: Sun Jan 13, 2019 2:33 pm
by Dan Hatch
Dan: Those are not labels. They are the wooden blocks inside the coil.
I want to know if anyone knows who made them and when. Looks like they used old parts in a clear plastic box. Also has a new type cap that is kind of hidden. Thanks, Dan.