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1. [RFI] Are All Low-Pass Filters Alike? (score: 1): Author: doc <kd4e@verizon.net>; Date: Tue, 16 Aug 2005 10:39:09 -0400; I want to use the switched filters at the output of a 1KW solid state amp to prevent harmonics from escaping to the antenna. I have 40 & 20M B&W low pass filters and a ParaDynamics 10M so far. I have; /archives//html/RFI/2005-08/msg00030.html (7,106 bytes)
2. Re: [RFI] Are All Low-Pass Filters Alike? (score: 1): Author: "Tom Rauch" <w8ji@contesting.com>; Date: Tue, 16 Aug 2005 11:17:45 -0400; What kind (brand and model) of amplifier Doc? That is very important. solid antenna. _______________________________________________ RFI mailing list RFI@contesting.com http://lists.contesting.com/ma; /archives//html/RFI/2005-08/msg00031.html (7,329 bytes)
3. Re: [RFI] Are All Low-Pass Filters Alike? (score: 1): Author: doc <kd4e@verizon.net>; Date: Tue, 16 Aug 2005 11:52:37 -0400; A pair of TexasStar Sweet Sixteens in which the transformers and splitter combiners have been replaced with components designed for 160-10M. Also added is a splitter at the input and a combiner at th; /archives//html/RFI/2005-08/msg00032.html (7,821 bytes)
4. Re: [RFI] Are All Low-Pass Filters Alike? (score: 1): Author: "Tom Rauch" <w8ji@contesting.com>; Date: Tue, 16 Aug 2005 19:10:14 -0400; transformers Hi Doc, Those amps are "designed" to be nothing but cheap CB amplifiers. They have very poor linearity. Part of the non-linearity issue is caused by the very poor biasing system they us; /archives//html/RFI/2005-08/msg00044.html (8,539 bytes)

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