Maybe I am tired, but I could not fine the BCI filters. What are they
under?
Thanks.
----- Original Message -----
From: "Jim McDonald" <jim@n7us.net>
To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
Sent: Thursday, May 26, 2005 01:21
Subject: Re: [TenTec] Eliminating BCI Overload
> I have the ICE filter because I was too cheap to buy the better one from
> W3NQN. He had two articles in QST in May and June 1998 if you want to
roll
> your own. If you want to buy a ready-made one, Array Solutions sells them
> on its web site, http://www.arraysolutions.com/.
>
> The W3NQN filters have more attenuation, especially at the high end of the
> BCB, than the ICE ones. His best one is a receive-only filter, but
> unfortunately Ten-Tecs that I own (Orion) or have owned (OMNI-VI and
Scout),
> don't have the RX antenna in-and-out loop that an FT-1000MP does, so
that's
> a project. (My PROII doesn't have one either.)
>
> Array Solutions sells the ICE ones too, and Jay, WX0B, has attenuation
> curves of both on his web site.
>
> Jim N7US
>
>
> ----- Original Message -----
> From: "Robert & Linda McGraw K4TAX" <RMcGraw@Blomand.Net>
> To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
> Sent: Wednesday, May 25, 2005 3:24 PM
> Subject: Re: [TenTec] Eliminating BCI Overload
>
>
> A high pass filter with a cut-off at 1.5 MHz should do equally well. A
> constant K, T section, consisting of 2 series capacitors with an inductor
to
> ground designed for 50 ohms should work. Design it, build it, insert it
in
> line and forget it.
>
> 73
> Bob, K4TAX
> ----- Original Message -----
> From: "Stuart Rohre" <rohre@arlut.utexas.edu>
> To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
> Sent: Wednesday, May 25, 2005 4:37 PM
> Subject: Re: [TenTec] Eliminating BCI Overload
>
>
> >A series tuned trap for each AM frequency can be placed antenna lead to
> > ground.
> >
> > With a large paint can, you could install a Helical Coil Resonator notch
> > filter to ground for each. The notch of the HCR can be 45 dB or more,
> > depending on Q of the coil inside the shielding can.
> >
> > Stuart
> > K5KVH
>
>
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>
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