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Total 3 documents matching your query.

1. LF: VLF QRN (score: 1): Author: Stefan Schäfer <[email protected]>; Date: Sun, 29 Aug 2010 14:09:39 +0200; VLF, Today, the QRN is extremely low again. I can see several traces of VLF transmitters such as VTX India @ 17 kHz and a trace @ 21,3 kHz in 1,4 Hz. What transmitter is at 21,3 kHz? I haven't found; /rsgb_lf_group-archives/html/rsgb_lf_group/2010-08/msg00201.html (9,323 bytes)
2. Re: LF: VLF QRN (score: 1): Author: pws <[email protected]>; Date: Sun, 29 Aug 2010 19:29:33 +0200; Dear Stefan, Check first for typical diurnal traces; sunset effects etc. 73, Peter; /rsgb_lf_group-archives/html/rsgb_lf_group/2010-08/msg00737.html (9,316 bytes)
3. LF: VLF QRN (score: 1): Author: qrss <[email protected]>; Date: Tue, 14 Jun 2011 07:19:30 +0100; LF Beautifully quiet early this morning on VLF. A 4min Transmission 'precursor' from ZEVS at 0530 shows on my Grabber and fully locked my Plot data display system for the first time. Also the 2nd SR; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00024.html (7,881 bytes)

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