EMI/RFI filters

From:  Shaun [SMTP:shaunobrien-at-geocities-dot-com]
Sent:  Wednesday, April 15, 1998 4:59 PM
To:  Tesla List
Subject:  Re: EMI/RFI filters

    W.E.C.I. sells 20A Cornell-Dubliner filters for $1.95 each
And 40A Corcom filters for $8.95 each.

Shaun O'Brien
Member of The Oklahoma Tesla Coil Builders

>From:  bkm-at-jps-dot-net [SMTP:bkm-at-jps-dot-net]
>Sent:  Tuesday, April 14, 1998 2:14 AM
>To:  Tesla List
>Subject:  Re: EMI/RFI filters
>Mouser Electronics has 20A-at-250V Corcom filters for $11.42- less than half of
>Digi-Key's price. Their part # is 562-851-20/11.  Be forewarned- they like
>doing multiple shipments, but they come through with the goods...
>http://www.mouser-dot-com           1-800-346-6873
>At 10:43 PM 4/13/1998 -0500, you wrote:
>>From:  D.C. Cox [SMTP:DR.RESONANCE-at-next-wave-dot-net]
>>Sent:  Monday, April 13, 1998 10:19 PM
>>To:  Tesla List
>>Subject:  Re: EMI/RFI filters
>>to: Rodney
>>We parallel two 30's or three 30's to increase the value.  According to
>>Corcom, the manufacturer, this is a valid approach for use filters for
>>higher currents.  We typically run them at 60 and 80 amperes in some of our
>>larger systems.
>>> From:  Rodney [SMTP:seshat-at-palmnet-dot-net]
>>> Sent:  Sunday, April 12, 1998 2:51 PM
>>> To:  Tesla List
>>> Subject:  EMI/RFI filters
>>> Hello fellow listers,
>>> Through my scrounging endeavers I have come across a 25KVA 208 3phase UPS
>>> for free!  It was hit by lightning and was scrapped.  My questions are;
>>>  1) Does anyone have the mathematical formulas for construction of
>>> filters? This unit has many parts that  can be salvaged such high current
>>> inductors and many AC capacitors.
>>> 2)Or does anyone on the list have any 50amp or greater EMI/RFI filters
>>> sale
>>> Rodney Stapivic