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Re: Line Filters...
Original poster: "Hydrogen18" <hydrogen18-at-hydrogen18-dot-com>
You can make a line filter pretty easily. I dissassembled one recently and
all it had was a 6 or 7 turns of wire around a ferrite toroid for each phase
and then it had some resistors and capacitors passive PFC I'm guessing.
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
Sent: Tuesday, January 27, 2004 7:43 PM
Subject: Line Filters...
> Original poster: Brett Miller <brmtesla2-at-yahoo-dot-com>
> I am preparing for an upcoming demonstration of my 6" system to the local
> amateur radio club. The demo will likely take place at the building
> housing the local 2 meter repeater and packet radio digipeater. Naturally
> this brings up the concern of ensuring that the coil is operated far
> away so that the e-field is clear of the aforementioned equipment and that
> proper line filters are in place. As seen on my website, I have run the
> 720 watt coil (single 12/60 NST) indoors, about 30 feet away from my lab
> (sporting 7 computers and plenty of test equipment and radios) with no
> equipment failures or computer lockup. Plus, rarely is TVI noticed on a
> running television elsewhere in the house, and when present is quite
> minimal. I guess I should try "looking" at the line signal with a scope
> while the coil is running to see what kind of parasitics show up. In the
> meantime, I think I will invest in a line filter to use during the
> demonstratio! n...if nothing else, to ease the mind of the repeater
> trustees, etc.
> I saw this line filter on ebay and was wondering if it would be suitable
> for my 12/60 disruptive TC system.