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Total 133 documents matching your query.

1. Re: LF: ELF communications ? (score: 1)
Author: DK1IS <>
Date: Fri, 10 Oct 2014 12:15:17 +0200
Hi Stefan, interesting stuff! Keep in mind these oil burner ignition transformers are designed to feed a spark with high ignition but low burning voltage - nearly short circuit. So they have a large
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-10/msg00185.html (16,716 bytes)

2. Re: LF: DK1IS LF DFCW-10 (score: 1)
Author: DK1IS <>
Date: Sun, 02 Nov 2014 22:59:44 +0100
Am 02.11.2014 22:23, schrieb DK7FC: Now QRV! http://www.iup.uni-heidelberg.de/schaefer_vlf/DK7FC_LF_Grabber.html 73, Stefan . Hi Stefan, thanks for the grabber report - signal as usual with 750 W RF
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-11/msg00026.html (9,451 bytes)

3. Re: LF: DK1IS LF DFCW-10 (score: 1)
Author: DK1IS <>
Date: Sun, 02 Nov 2014 23:34:25 +0100
Am 02.11.2014 23:10, schrieb DK7FC: Hi Tom, Yes, Morgenstund hat... and so on, i know that from the older generation which i cannot agree with :-) Stefan, der Spruch geht anders: Morgenstund ist alle
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-11/msg00028.html (9,734 bytes)

4. LF: HA6PC on 472 kHz (score: 1)
Author: DK1IS <>
Date: Mon, 01 Dec 2014 19:48:27 +0100
Hello Gyorgy, HA6PC, thanks for our first QSO 17:57 UTC on 472,125 kHz! Sorry - your sigs were rather weak (239) in bad QRN. Thanks for 579! Stn here: TX 750 W RF, TX-ant Marconi 13m up with top load
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-12/msg00021.html (8,308 bytes)

5. LF: IQ2MI (score: 1)
Author: DK1IS <>
Date: Sun, 14 Dec 2014 19:19:00 +0100
IQ2MI in JN45NL now beaconing on 476.180 kHz in QRSS 3. Strong audible signal, -100dBm / S4-5 on Perseus in JN59VK, Ant loop 16 sqm beaming NNE-SSW. Sorry, no QSO. 73, Tom, DK1IS
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-12/msg00135.html (7,967 bytes)

6. Re: LF: CQ Greece (score: 1)
Author: DK1IS <>
Date: Sun, 18 Jan 2015 00:31:29 +0100
Am 18.01.2015 00:04, schrieb C. Groeger: Nw Calling 472.477 ello Manolis, Christian Groeger schrieb: Ok Christian 23:00 z qrv 472.200 cw Manolis SV3DVO 73" Hello Manolis, heared yo
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-01/msg00352.html (9,961 bytes)

7. Re: LF: Yesterday reception (score: 1)
Author: DK1IS <>
Date: Sun, 18 Jan 2015 17:30:02 +0100
Am 18.01.2015 10:06, schrieb SM4WII .: Hello! My reception yesterday on 630m: DK7FC 579 I2BBJ 539 SO5AS 429 G0DVB 429 DK1IS 539 Tried to call in on DK7FC, SO9AS and I2BBJ but no wanswer :) Guess I ne
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-01/msg00375.html (9,155 bytes)

8. LF: LF/MF TXing for Kenwood TS950SD and TS50 (score: 1)
Author: DK1IS <>
Date: Fri, 30 Jan 2015 17:28:29 +0100
Hello Group, are there any experiences with extendig the TX range of these Kenwood radios down to MF and LF? Long time ago Iīve already done the usual extensions for general TX coverage within 1.7 to
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-01/msg00487.html (9,536 bytes)

9. Re: LF: LF/MF TXing for Kenwood TS950SD and TS50 (score: 1)
Author: DK1IS <>
Date: Sat, 31 Jan 2015 17:05:35 +0100
Hi Pete, thanks for the splendid idea - obviously I didīnt see the wood for the trees, all the more everything needed for this approach is already in use here! Iīve a switchable devider by 10 for MF
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-01/msg00496.html (13,567 bytes)

10. Re: LF: LF/MF TXing for Kenwood TS950SD and TS50 (score: 1)
Author: DK1IS <>
Date: Sun, 01 Feb 2015 10:31:31 +0100
Am 31.01.2015 um 19:29 schrieb DK7FC: Hi Tom, What i don't understand: We've already been in QSO on LF and MF. So you are already QRV. So why do you want to build such a complex, heavy, big and power
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-02/msg00004.html (10,809 bytes)

11. Re: LF: Antennas on low bands : the Siegel and Labus books. (score: 1)
Author: DK1IS <>
Date: Fri, 29 May 2015 21:51:16 +0200
Am 29.05.2015 um 18:30 schrieb : has anyone tried a DDRR antenna on LF there is info on them in one of the arrl antenna books and I use one on 144 very small but appears to work a
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-05/msg00314.html (11,347 bytes)

12. Re: LF: Antennas on low bands : the Siegel and Labus books. (score: 1)
Author: DK1IS <>
Date: Fri, 29 May 2015 23:45:44 +0200
Am 29.05.2015 um 21:59 schrieb Rik Strobbe: Hi Bob,   small is a relative thing on LF. A DDRR with a perimeter of 0.25 lambda and a height of 0.025 lamdba is indeed small on 144MHz, but on 137kHz the
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-05/msg00319.html (11,389 bytes)

13. Re: [rsgb_lf_group] Re: VLF: Tweek mode resonances (score: 1)
Author: DK1IS <>
Date: Mon, 27 Jul 2015 12:16:13 +0200
Hello Markus, concerning the night from July 24 to 25 I can add that we had a heavy thunderstorm with strong rain but only little wind here in JN59WK from about 0005 UT to 0040 UT. Other than usual t
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-07/msg00128.html (33,746 bytes)

14. Re: LF: Activity Day, Sun 9 Aug (score: 1)
Author: DK1IS <>
Date: Sat, 08 Aug 2015 16:54:37 +0200
Hello Mike, can you estimate when you will start the morning tour, "real" CW? 73 es cul, Tom, DK1IS, JN59WK www.qrz.com/db/dk1is Am 05.08.2015 um 12:53 schrieb Mike Dennison: I shall be active for 24
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-08/msg00032.html (11,895 bytes)

15. Re: LF: Activity Day, Sun 9 Aug (score: 1)
Author: DK1IS <>
Date: Sun, 09 Aug 2015 12:19:22 +0200
Hello Mike, it seems today we canīt make it directly in real CW. Round about 0950 UTC I listened to your QSO with G3XIZ on 136.804 kHz at Roelofs Perseus - you were about -105dBm there and my signal
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-08/msg00060.html (11,821 bytes)

16. Re: LF: Activity day (score: 1)
Author: DK1IS <>
Date: Sun, 09 Aug 2015 18:33:59 +0200
Am 09.08.2015 um 18:00 schrieb Joe: Hi LF,   i put all my todays grabs in the dropbox. It was a good day to test my new QS1R rev D SDR.   https://www.dropbox.com/sh/h828qiokta3xttn/AAB6JtXf1sQvpqaauk
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-08/msg00075.html (12,405 bytes)

17. Re: LF: Visit SAQ on Google Maps (score: 1)
Author: DK1IS <>
Date: Thu, 13 Aug 2015 11:38:34 +0200
Hello Louis, group, enclosed please find the "Fundamental Station Diagram of 200 Kilowatt Alexanderson Alternator Set". Sorry the original source isnīt readable any longer - so donīt ask me where it
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-08/msg00111.html (11,318 bytes)

18. Re: LF: Beacon OM2015TITANIC (score: 1)
Author: DK1IS <>
Date: Sat, 7 Nov 2015 18:04:04 +0100
(Of course) no problems here in JN59WK: 589 at Torn. E. Berta (2-v-1) and Hagenuk RX 1001 with active rod Rohde&Schwarz HE-011, now rising to 599. Any QSO-mode planned? 73, Tom, DK1IS www.qrz.com/db/
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-11/msg00136.html (9,625 bytes)

19. LF: OM2015TITANIC (score: 1)
Author: DK1IS <>
Date: Sat, 7 Nov 2015 19:34:13 +0100
Hi Jaro, thanks for nice CW QSO 2015-NOV-07, 1838-1843 UTC, 472.514 kHz, ur ufb RST 599 in JN59WK - not really dx, hi! RX remote Perseus in JN59VK (5 km away in a forest) with Beverage ant 200 m to N
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-11/msg00138.html (8,499 bytes)

20. LF: QSO OZ0IL (score: 1)
Author: DK1IS <>
Date: Mon, 9 Nov 2015 23:07:16 +0100
Hallo Vinny, dk fer QSO on 472,2 kHz at 2126 UTC, ur rst 439. TX hr in JN59WK 750W, TX Ant Marconi 13m up with topload 4x33m. RX: remote Perseus in JN59VK (5km away in a forest), RX Ant Loop 16 mē to
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-11/msg00200.html (8,201 bytes)


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