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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+FZ\-02\-B\s+mechanical\s+filter\s+input\s+matching\s*$/: 3 ]

Total 3 documents matching your query.

1. LF: FZ-02-B mechanical filter input matching (score: 1)
Author: DK7FC <>
Date: Tue, 19 May 2015 23:28:17 +0200
Hi MF, Some of you are using the old Telefunken mechanical filter in homemade receivers for 630m. I use them i all my MF receivers. There have been discussions about how to match the antenn to that f
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-05/msg00119.html (12,758 bytes)

2. Re: LF: FZ-02-B mechanical filter input matching (score: 1)
Author:
Date: Wed, 20 May 2015 11:36:55 +0200
Hello Stefan, I wonder why you are using a mechanical filter for this purpose. Using a four pole (top coupled) LC filter provides the possibility for matching at both sides of the filter and full cov
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-05/msg00129.html (9,027 bytes)

3. Re: LF: FZ-02-B mechanical filter input matching (score: 1)
Author: DK7FC <>
Date: Wed, 20 May 2015 15:08:08 +0200
Hi Roelof, My goal is to cut out the spectrum of interest before passing it to the mixer. This meachanical filter is doing the job very well. It has an excellent stop band attenuation, a low pass ban
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-05/msg00139.html (10,057 bytes)


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