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1. Re: LF: LF interference (score: 1): Author: "Markus Vester" <[email protected]>; Date: Tue, 27 Nov 2012 23:05:35 +0100; Hi Gary, the wideband screenshot (HDSDR Waterfall) shows the typical signature of a switchmode power supply. Most choppers run at lower frequency (eg 45 kHz), with the harmonic corrupting the LF band; /rsgb_lf_group-archives/html/rsgb_lf_group/2012-11/msg00163.html (15,566 bytes)
2. LF: LF interference (score: 1): Author: "Gary - G4WGT" <[email protected]>; Date: Tue, 27 Nov 2012 21:43:10 +0100; Hi All, For about 7 days or so I have been getting some very strong interference on the 136kHz band. At first it only came on for short periods (up to 1 or 2 hours) but from yesterday it came on earl; /rsgb_lf_group-archives/html/rsgb_lf_group/2012-11/msg01016.html (10,915 bytes)

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