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Total 2 documents matching your query.

1. LF: RE: Re: Loop TX antennas at VLF? (score: 1): Author: Rik Strobbe <[email protected]>; Date: Fri, 18 Mar 2011 19:17:16 +0100; Hello Jim, Roger, skin depth at 9kHz is about 0.8mm (http://www.calculatoredge.com/electronics/skin%20effect.htm). For a 3mm wire the AC resistance (@ 9kHz) will be 28% larger than the DC resistance.; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-03/msg00850.html (13,577 bytes)
2. LF: Re: Re: Loop TX antennas at VLF? (score: 1): Author: "mal hamilton" <[email protected]>; Date: Fri, 18 Mar 2011 17:32:14 +0100; James es Co These type of loops were tried years ago on 73 khz, single turn, multi turn and never covered the distance compared to the loaded vertical variety at the time. All those chasing DX both o; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-03/msg00881.html (12,338 bytes)

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