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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+Big\s+signal\s+with\s+hum\.\.\.\s*$/: 13 ]

Total 13 documents matching your query.

1. Re: LF: Big signal with hum... (score: 1): Author: [email protected]; Date: Tue, 12 Sep 2006 17:03:09 EDT; Doc, "EFR" stands for the German name "Europaeische Funk-Rundsteuerung", who operate LF transmitters DCF 39 and DCF 49 for ripple control - www.efr.de has an English description as well. 73 de Markus; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00229.html (9,108 bytes)
2. Re: LF: Big signal with hum... (score: 1): Author: Wolf DL4YHF <[email protected]>; Date: Tue, 12 Sep 2006 22:53:31 +0200; Tom Gruis schrieb: Hello from Iowa, USA. Please excuse my asking ï¿½ but ï¿½ what is ï¿½EFR?ï¿½ TNX es 73, Doc. EFR = "Europï¿½ische Funk-Rundsteuerung" = European remote control service via wireless; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00230.html (9,343 bytes)
3. RE: LF: Big signal with hum... (score: 1): Author: Tom Gruis, EdD, KØHTF <[email protected]>; Date: Tue, 12 Sep 2006 15:45:21 -0500; Hello from Iowa, USA. Please excuse my asking – but – what is “EFR?” TNX es 73, Doc.; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00231.html (10,658 bytes)
4. Re: LF: Big signal with hum... (score: 1): Author: [email protected]; Date: Tue, 12 Sep 2006 16:38:53 EDT; Hi Wolfgang, for a quick comparison, I set up SpecLab's generator for 100 Hz squarewave FM, 170 Hz shift. The first five lines on either side were nearly identical to those in the observed EFR spectr; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00232.html (9,569 bytes)
5. Re: LF: Big signal with hum... (score: 1): Author: Wolf DL4YHF <[email protected]>; Date: Tue, 12 Sep 2006 21:41:51 +0200; Hi Markus and all, I heard the signal today and wondered why it's so broad - don't they apply amplitude shaping to the baseband signal before modulating it, or what do you think ? I couldn't record t; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00233.html (10,249 bytes)
6. Re: LF: Big signal with hum... (score: 1): Author: [email protected]; Date: Tue, 12 Sep 2006 15:20:39 EDT; Dear Uwe, the FSK tests from Hungary were on air between 11:20 and 13:55, and intermittently for a few minutes before 15:00 and 16:00 - see http://members.aol.com/df6nm3/Archive_2006/0912.HTM . Dave; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00234.html (8,976 bytes)
7. Re: LF: Big signal with hum... (score: 1): Author: [email protected]; Date: Tue, 12 Sep 2006 19:27:13 +0200; Zitat von [email protected]: Dear LF, the "big buzzer" is on again today... it's most certainly the EFR transmitter at Budapest-Lakihegy, 135.6 kHz: http://maps.google.com/maps?f=q&hl=de&q=47+22+1; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00235.html (12,546 bytes)
8. Re: LF: Big signal with hum... (score: 1): Author: [email protected]; Date: Mon, 11 Sep 2006 12:39:49 -0400; Dear LF, the "big buzzer" is on again today... it's most certainly the EFR transmitter at Budapest-Lakihegy, 135.6 kHz: http://maps.google.com/maps?f=q&hlamp;qG+22+17+N,+19+00+22+E&ie=UTF8&z &llG.373; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00236.html (12,789 bytes)
9. Re: LF: Big signal with hum... (score: 1): Author: [email protected]; Date: Sat, 9 Sep 2006 19:36:44 +0200; Anybody else notice the ghastly big signal with 50Hz hum bars on around 135,500 kHz? It's been on and off all evening, and is on at the moment (2250z) I thought it was local to me, but it also appea; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00237.html (10,059 bytes)
10. Re: LF: Big signal with hum... (score: 1): Author: Ko Versteeg <[email protected]>; Date: Sat, 09 Sep 2006 11:47:30 +0200; I thought it was local to me, but it also appears on Marcus's grabber :-( 73, Dave G3WCB IO91RM Dave and all The signal here was S9 + 50dB, "blackening" the whole band See images ... if they make it; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00238.html (10,552 bytes)
11. RE: LF: Big signal with hum... (score: 1): Author: "Dave G3WCB" <[email protected]>; Date: Sat, 9 Sep 2006 09:43:52 +0100; Hi, Wolf, Alan, LF. Yes, that's the one. It was at least as strong as DCF39, and much stronger than SXV :-( Argo grab attached showing the Big Signal in two different modes, centred on 135,550, along; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00239.html (11,274 bytes)
12. Re: LF: Big signal with hum... (score: 1): Author: Wolf DL4YHF <[email protected]>; Date: Fri, 08 Sep 2006 23:31:24 +0200; Hi Dave, I heard it (at DK4U) too, and it sounded horrible : like a bad tube amplifier with all caps in the PSU removed ;-) Also though some local appliance was running wild, but obviously it wasn't; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00240.html (10,030 bytes)
13. LF: Big signal with hum... (score: 1): Author: "Dave G3WCB" <[email protected]>; Date: Sat, 9 Sep 2006 00:09:44 +0100; Anybody else notice the ghastly big signal with 50Hz hum bars on around 135,500 kHz? It's been on and off all evening, and is on at the moment (2250z) I thought it was local to me, but it also appear; /rsgb_lf_group-archives/html/rsgb_lf_group/2006-09/msg00241.html (10,013 bytes)

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