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Total 3 documents matching your query.

1. Re: LF: Re: AW: 9kHz loop/preamp for soundcard receiver (score: 1): Author: Paul Nicholson <[email protected]>; Date: Thu, 11 Mar 2010 09:39:10 +0000; The usual practice would be to have the preamp right next to the loop and the coax between preamp and soundcard, with an isolating transformer to help keep interference at bay. With an unbalanced uns; /rsgb_lf_group-archives/html/rsgb_lf_group/2010-03/msg00400.html (10,210 bytes)
2. Re: LF: Re: AW: 9kHz loop/preamp for soundcard receiver (score: 1): Author: Stefan Schäfer <[email protected]>; Date: Thu, 11 Mar 2010 15:42:38 +0100; Dear Jim, group, OK so far. And what do you think will be the most suitable TX antenna type? The standard marconi as i will try it, with all its disadvantages (high coil and earth losses, high voltag; /rsgb_lf_group-archives/html/rsgb_lf_group/2010-03/msg00716.html (12,658 bytes)
3. LF: Re: AW: 9kHz loop/preamp for soundcard receiver (score: 1): Author: "James Moritz" <[email protected]>; Date: Thu, 11 Mar 2010 00:39:07 +0100; Dear Stefan, LF Group, So far, I have not had time to make any detailed measurements and comparisons - but the "quick look" screen shot attached was taken at my home QTH on Sunday when both the QRN a; /rsgb_lf_group-archives/html/rsgb_lf_group/2010-03/msg00721.html (12,771 bytes)

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