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Re: AMIDON toroids?? (fwd)
---------- Forwarded message ----------
Date: Sat, 25 Apr 1998 02:12:37 -0700 (PDT)
From: bkm-at-jps-dot-net
To: Tesla List <tesla-at-pupman-dot-com>
Subject: Re: AMIDON toroids?? (fwd)
I would use the #33 ferrite rods. Bytemark has them and some good books on
transmission line xfrmrs and chokes.
bkm-at-jps-dot-net
At 09:12 PM 4/24/1998 -0600, you wrote:
>
>
>---------- Forwarded message ----------
>Date: Fri, 24 Apr 1998 16:38:35 -0500
>From: mel wise <mwise-at-ns.sosis-dot-com>
>To: tesla-at-pupman-dot-com
>Subject: AMIDON toroids??
>
>I just got a catalog today from a surplus company that sells AMIDON ferrite
>toroids and iron powder toroids. I automatically looked to see what the
>largest diameters on either were. These are the largest diameter they have
>for sale: FTC=ferrite core/IPC=iron powder core
>FTC-1.142" O.D., 0.750" I.D., 0.295" H /MATERIAL 43(U=850) $2.25
>FTC-1.142" O.D., 0.750" I.D., 0.295" H /MATERIAL 61(U=125) $2.25
>FTC-1.142" O.D., 0.750" I.D., 0.295" H /MATERIAL 77(U=2000) $2.25
>IPC-2.000" O.D., 1.250" I.D., 0.550" H /MATERIAL 2(U=10 CARBONYL "E") $7.80
>(2MHZ-30MHZ)
>IPC-2.000" O.D., 1.250" I.D., 0.550" H /MATERIAL 6(U=8 CARBONYL "SF") $7.80
>(10MHZ-50MHZ)
>IPC-2.000" O.D., 1.250" I.D., 0.550" H /MATERIAL 26(U=75) $7.80
>(DC-1MHZ (LOW Q))
>
>Now that that is done, here comes a question. Would any of these be good to
>wind chokes to protect neons? If so which ones would be idea?
>
>Thanks
>Chris
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