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41. Re: LF: Interesting signals in VLF - From EA to Russia (score: 1): Author: Peter <[email protected]>; Date: Fri, 26 May 2017 17:58:22 +0200; Hi Luis, http://lf-radio.de/cgi-bin/test/show_wf.cgi?date=17-05-26 On 26.05.2017 15:54, Luis wrote: ... Any idea of the possible origin of this strong signals ? Natural or man made ? ... Man made; th; /rsgb_lf_group-archives/html/rsgb_lf_group/2017-05/msg00226.html (9,516 bytes)
42. Re: LF: scanti tpr6000 (score: 1): Author: Peter <[email protected]>; Date: Tue, 6 Jun 2017 18:27:49 +0200; Hi Mal, May be that? https://www.radiomanual.info/schemi/Surplus_Civil/Skanti_TRP6000_user.pdf 73 de df3lp, Peter FOR INTEREST THIS UNIT CAME FROM VESSEL GXAL/SALLING ALL INFO APPRECIATED DE MAL/G3KE; /rsgb_lf_group-archives/html/rsgb_lf_group/2017-06/msg00061.html (9,249 bytes)
43. Re: LF: scanti tpr6000 (score: 1): Author: Peter <[email protected]>; Date: Tue, 6 Jun 2017 20:17:56 +0200; Dear Mal, O.K. What is a "cct diagram"? 73 de df3lp, Peter; /rsgb_lf_group-archives/html/rsgb_lf_group/2017-06/msg00062.html (9,286 bytes)
44. Re: LF: Insulating a Versatower from ground (score: 1): Author: Peter <[email protected]>; Date: Sun, 25 Jun 2017 23:43:45 +0200; Hi Chris, No need. See: http://www.qsl.net/df3lp/projects/lfbirchtree/index.html Peter, df3lp; /rsgb_lf_group-archives/html/rsgb_lf_group/2017-06/msg00258.html (10,091 bytes)
45. LF: Re: Eclipse Experiment (score: 1): Author: Peter <[email protected]>; Date: Sun, 16 Jul 2017 19:00:15 +0200; Hi Jim et al. There is a slight chance to observe effects via the propagation paths from NAU, NAA or NML to Europe. Especially NAU looks promising since the C-flare from 2017-07-15, ~1940 utc, could; /rsgb_lf_group-archives/html/rsgb_lf_group/2017-07/msg00108.html (9,299 bytes)
46. Re: LF: HF Radio black out / also on VLF! (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Wed, 6 Sep 2017 19:02:57 +0200; Hi Rik, Yes; impressive. You wrote: ... seems to be a X10 flare, it has been a while that we had such a strong flare ... See: http://lf-radio.de/cgi-bin/test/show_wf.cgi?date=17-09-06 May be the stro; /rsgb_lf_group-archives/html/rsgb_lf_group/2017-09/msg00041.html (11,229 bytes)
47. Re: LF: HF Radio black out / also on VLF! (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Wed, 6 Sep 2017 19:38:35 +0200; Hi Andy, I see. Thanks! My fault due to the paranoid configuration of the web-server. Direct access of ".png" inside that directory from outside is prohibited. Go to: http://lf-radio.de/cgi-bin/hbg/s; /rsgb_lf_group-archives/html/rsgb_lf_group/2017-09/msg00043.html (10,968 bytes)
48. Re: LF: Windows software to drive a relay at a given time? (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Wed, 11 Apr 2018 19:03:07 +0200; Hi Chris, Seven lines of "Python" and a relay circuit connected to com1, RTS-pin: import serial # see https://pythonhosted.org/pyserial/ import time # needed for time delay ("sleep()") com = serial.S; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-04/msg00175.html (11,260 bytes)
49. Re: LF: Active loop antennas (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Mon, 16 Apr 2018 20:54:15 +0200; Hi Chris, I'm running this pre-amplifier attached to a single turn loop, an equilateral triangle with 10 metres of circumference (~13 uH). C1 (150nF here) is needed to block "KIL" (NDB, 353 kHz) at 8; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-04/msg00257.html (8,545 bytes)
50. Re: LF: DHO38 23.4kHz (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Sun, 29 Apr 2018 20:17:26 +0200; Hi Laurence, DHO38 is down due to some basic maintenance work. Greetings from North Germany, Peter, df3lp; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-04/msg00341.html (8,071 bytes)
51. Re: VLF: Lightnings in the H field (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Mon, 30 Apr 2018 20:15:12 +0200; Hi Stefan et al., Impressive image! A comparable effect could be observed here at Kiel, North Germany, at 2018-04-22 on the broadband LF-rx (15cm ferrite loop). See: http://aesuan.de/sid/bt878/wf_18-; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-04/msg00347.html (9,869 bytes)
52. Re: ULF: A new band is opened up! 191 km | DL0AO results (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Thu, 3 May 2018 18:46:57 +0200; Hi Alan et al., ... I suppose its possible Peter still has it. So it would seem there is the possibility of lightning strkes injecting charge into the ionosphere. http://www.df3lp.de/misc/hga22/2012-; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-05/msg00030.html (10,611 bytes)
53. LF: 16 kHz (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Wed, 18 Jul 2018 18:13:27 +0200; Hi, Anyone out there who could confirm a weak signal at 16 kHz? It appears around 0400 utc and disappears around 1900 utc since some weeks here at North Germany. I cannot see it on the e-field antenn; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-07/msg00121.html (7,702 bytes)
54. Re: LF: 16 kHz (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Wed, 18 Jul 2018 19:37:10 +0200; Hi Tom, tu fer cfm! On 18.07.2018 19:16, DK1IS wrote: ... but it appears at the slow colour DF in about NNW-SSE (180° ambigious) as well as in the VLF wideband 1.95 Hz FFT instance (middle of the pag; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-07/msg00123.html (8,433 bytes)
55. Re: LF: 24.0 kHz sig - NAA? (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Wed, 8 Aug 2018 17:18:15 +0200; No, NAA is visible at 24.0 kHz. Looks like South Korea. See: https://groups.yahoo.com/neo/groups/VLF_Group/conversations/messages/25189 Peter, df3lp http://136.su/index.php?action=dlattach;topic=393.; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-08/msg00032.html (9,038 bytes)
56. Re: LF: 24.0 kHz sig - NAA? (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Wed, 8 Aug 2018 22:46:02 +0200; O.K. Go to: https://groups.yahoo.com/neo/groups/VLF_Group/conversations/messages/25189 Read those ITU infos. Push: "Show message history" Read what Markus wrote there. May be he describes exactly wha; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-08/msg00037.html (11,806 bytes)
57. Re: LF: Korea 24.1 kHz and 25.0 kHz (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Mon, 3 Sep 2018 20:53:45 +0200; Roman, On 03.09.2018 20:08, You wrote: ... Look, Vadim aka KARAPUZ - UA6SWL(this is nick name at pskreporter, not real call, he is unlis and SWL) make a some direction-finding laboratory work by KIWI; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-09/msg00024.html (9,490 bytes)
58. Re: LF: SAQ (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Mon, 24 Dec 2018 11:34:42 +0100; Report from Kiel: 1. 28dB SNR, 300Hz B/W, home-brewed rx: 15cm ferrite loop, NE612 VFO/up-conversion, TL592 IF, NE612 BFO and LM386 AF. 2. 42dB SNR, 100Hz B/W, software-rx: 10m^2 single turn loop, TH; /rsgb_lf_group-archives/html/rsgb_lf_group/2018-12/msg00421.html (8,489 bytes)
59. Re: LF: NEW VLF antenna (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Thu, 18 Apr 2019 17:37:05 +0200; Hi Richard, Yes! I removed the cases from some old VLF-crystals (got from ancient VLF-TX). Driving them with approx. 100 mW (those "bending" vibrators could handle that easily) I reached approx. 5 me; /rsgb_lf_group-archives/html/rsgb_lf_group/2019-04/msg00129.html (9,434 bytes)
60. Re: LF: Where to find BF862 JFET ? (score: 1): Author: "P. W. Schnoor" <[email protected]>; Date: Fri, 19 Jul 2019 08:12:30 +0200; Hi Johan, eBay! Bought 50pc./11$ some weeks ago. Peter, df3lp PS: pensioner since Jan. 1st...; /rsgb_lf_group-archives/html/rsgb_lf_group/2019-07/msg00027.html (8,188 bytes)

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