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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+schumann\s*$/: 14 ]

Total 14 documents matching your query.

1. LF: schumann (score: 1): Author: "henny van elst" <[email protected]>; Date: Sat, 28 May 2011 13:40:36 +0200; Hi Eddie,LF The next step is the Schumann frequencies, henny cpm Gl; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-05/msg00087.html (7,753 bytes)
2. Re: LF: Schumann (score: 1): Author: Marco IK1ODO -2 <[email protected]>; Date: Thu, 02 Jun 2011 16:22:39 +0200; The first Schumann resonance is not at (300000/40000)=7.5 Hz, but higher, usually around 7.7-7.8 Hz. I was astounded when I observed it for the first time about 12 years ago and found that the freque; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00011.html (10,971 bytes)
3. Re: LF: Schumann (score: 1): Author: qrss <[email protected]>; Date: Thu, 02 Jun 2011 12:25:05 +0100; Hi Victor Your findings agree with mine, the Schumann fundamental resonance is high and does not agree with published data. My reason for not displaying the Spectogram, just my tracking Plot of SR1,2; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00098.html (9,540 bytes)
4. RE: LF: Schumann (score: 1): Author: <[email protected]>; Date: Thu, 2 Jun 2011 13:35:16 +0200; Hi Eddie, two possibilities,the data are not correct,or we are seeing something else... 73 Victor --Oorspronkelijk bericht-- Van: [email protected] [mailto:owner-rsgb_lf_group@blacks; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00111.html (9,578 bytes)
5. RE: LF: Schumann (score: 1): Author: <[email protected]>; Date: Thu, 2 Jun 2011 16:28:28 +0200; Hi Scott, I am using a E-probe 100X1cm,4 m above the roof.Amplifier is a cascode with a fet 2N4393 and a transistor BC550c at 10 ma,output stage a BD139 emitterfollower at 100mA/28V. Gate seriesresis; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00163.html (10,194 bytes)
6. LF: Schumann (score: 1): Author: qrss <[email protected]>; Date: Mon, 13 Jun 2011 12:41:53 +0100; I raise my head for the chopping block again. Among the urban noise and carriers, due to low QRN today, this is what I have seen before and is conducive with the Second Schumann Resonance (red marker; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00182.html (9,081 bytes)
7. Re: LF: Schumann (score: 1): Author: Scott Tilley <[email protected]>; Date: Thu, 02 Jun 2011 06:59:30 -0700; Hi Victor / Eddie What are you guys using as your antenna for this? Thanks, Scott Your findings agree with mine, the Schumann fundamental resonance is high and does not agree with published data. My; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00191.html (9,992 bytes)
8. Re: LF: Schumann (score: 1): Author: qrss <[email protected]>; Date: Thu, 02 Jun 2011 12:59:39 +0100; Hi Victor Agreed. It is said that the SR is higher, I searched for data and examples. IK1QFK is off air still, exact frequencies are difficult to see from his capture, I can see that SR2 shows strong; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00236.html (10,648 bytes)
9. Re: LF: Schumann (score: 1): Author: qrss <[email protected]>; Date: Thu, 02 Jun 2011 16:16:53 +0100; Hello Marco Thank you for your input, yes I was astounded to see them then confused by the frequency differences. Maybe some captures on the web have been calibrated to put the theoretical frequency; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00263.html (11,842 bytes)
10. LF: Schumann (score: 1): Author: <[email protected]>; Date: Thu, 2 Jun 2011 12:44:16 +0200; HI lf, not amateurradio but very interesting,zevs and the Schumannresonances.No sign of the 60Hz powergrid,yet.. 73 Victor Attachment: schumann.jpg Description: JPEG image Attachment: zevs.jpg Descri; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00273.html (9,064 bytes)
11. RE: LF: Schumann (score: 1): Author: <[email protected]>; Date: Thu, 2 Jun 2011 16:36:50 +0200; Hello Marco, thanks for your very plausible explination.I don't have a very quit location(city of Utrecht),so very pleased to receive anything at all. As doctor Spock would say: "facinating" 73 Victo; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00320.html (10,867 bytes)
12. Re: LF: Schumann (score: 1): Author: qrss <[email protected]>; Date: Thu, 02 Jun 2011 15:52:16 +0100; Hi Scott I am using my 9kHz DJ7FC E Probe un modified, optimised for 9kHz, it was a long shot but I took a look for ZEVS and there it was. 73 Eddie G3ZJO What are you guys using as your antenna for t; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-06/msg00327.html (10,550 bytes)
13. Re: LF: Schumann (score: 1): Author: qrss <[email protected]>; Date: Tue, 12 Jul 2011 10:23:46 +0100; Hi Victor Undefined boundaries to the frequency bands, correct frequency regions, it looks convincing to me. What antenna and RX are you using now. 73 Eddie G3ZJO On 12/07/2011 08:17, victor13@online; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-07/msg00160.html (9,000 bytes)
14. LF: Schumann (score: 1): Author: <[email protected]>; Date: Tue, 12 Jul 2011 09:17:00 +0200; Hi all, Schumann resonances or FNY resonances?? The freq. look good according to wikipedia 73 Victor Attachment: schumann.jpg Description: JPEG image; /rsgb_lf_group-archives/html/rsgb_lf_group/2011-07/msg00178.html (7,812 bytes)

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