Mail Archive Search: <+subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+NF\s*$/>

Results:

References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+NF\s*$/: 2 ]

Total 2 documents matching your query.

1. LF: NF (score: 1): Author: "mal hamilton" <[email protected]>; Date: Sat, 11 Sep 2010 15:45:09 +0100; VLF NF on 9 Kcs - No antenna -70 dB, resonant antenna connected -50 dB therefore. Tuning from 0 - 20 Kcs shows a pronounced peak around 9 Kcs. ie 20 dB of antenna gain, there is no environmental elec; /rsgb_lf_group-archives/html/rsgb_lf_group/2010-09/msg00684.html (8,099 bytes)
2. LF: NF (score: 1): Author: "mal hamilton" <[email protected]>; Date: Mon, 21 Mar 2011 16:11:30 +0100; VLF For interest. Noise Floor observed over night comparedd to day time around 8970 varies around 10dB ie more noise at night, to be expected. At present just now mid day nf -150, soundcard direct to; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-03/msg00260.html (8,029 bytes)

Current List: 1 - 2
Page: [1]