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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+Re\:\s+TX\s+system\s+at\s+DK7FC\,\s+schematic\s*$/: 3 ]

Total 3 documents matching your query.

1. Re: LF: Re: TX system at DK7FC, schematic (score: 1): Author: "Graham" <[email protected]>; Date: Mon, 19 Dec 2011 13:27:34 +0100; ''The helium was just a sales gimmick'' And beloved of those who talk like Donald Duck ! G.. Dear Mal, LF Group, The highest Q coils I have seen are self supporting encased in a helium container and; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-12/msg00012.html (13,261 bytes)
2. LF: Re: TX system at DK7FC, schematic (score: 1): Author: "mal hamilton" <[email protected]>; Date: Sun, 18 Dec 2011 11:26:53 +0100; Hi Stefan Nice set up at ur station. A couple of points -- Your coil with a Q of 1000 seems very high and how high can a Q get ? Your antenna is just a horizontal wire 70 metres long hanging between; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-12/msg00282.html (13,316 bytes)
3. LF: Re: TX system at DK7FC, schematic (score: 1): Author: "James Moritz" <[email protected]>; Date: Mon, 19 Dec 2011 10:38:11 +0100; Dear Mal, LF Group, The highest Q coils I have seen are self supporting encased in a helium container and the Q specified was only in a few hundred. What sort of coil construction yields 4000 and abo; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-12/msg00382.html (14,848 bytes)

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