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Total 18 documents matching your query.

1. LF: SQ7XQ on KO02ld Warsaw, SP5XSB (score: 1)
Author: Piotr Herko <>
Date: Fri, 19 Sep 2014 22:58:32 +0200
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-09/msg00082.html (8,391 bytes)

2. LF: DX with 472 kHz, earth electrode antenna, 25 Watts output :-) (score: 1)
Author: Piotr Herko <>
Date: Sat, 20 Sep 2014 08:32:10 +0200
Hi, I reached OH8HTG WSPR,  1414,  km with my earth electrode antenna! TX is M1GEO project, DDS RN3AUS, electrodes are 20 meters apart. Antenna is directly connected to 50 ohm tx filter with serial 2
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-09/msg00083.html (12,143 bytes)

3. Re: LF: DX with 472 kHz, earth electrode antenna, 25 Watts output :-) (score: 1)
Author: Piotr Herko <>
Date: Sat, 20 Sep 2014 10:59:42 +0200
PS: Forgot to mention that you may also need to consider directivity: The broadcast station used for the measurement should preferably be close to one of the main lobes (ie NE or SW). If there is si
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-09/msg00088.html (22,018 bytes)

4. Re: LF: DX with 472 kHz, earth electrode antenna, 25 Watts output :-) (score: 1)
Author: Piotr Herko <>
Date: Sat, 20 Sep 2014 17:33:17 +0200
Mauro, I think that good explanation is in G0AKN document http://g0akn.joataman.net/site/EarthCurrentCommunications.pdf  pages 15-18. Piotrek, sp5xsb On Sat, Sep 20, 2014 at 5:17 PM, IK1WVQ Mauro <ik
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-09/msg00090.html (18,724 bytes)

5. LF: 472 kHz, WSPR Earth antenna, DX (score: 1)
Author: Piotr Herko <>
Date: Fri, 17 Oct 2014 09:05:34 +0200
Hi, Last night I get excellent  results with my 25 watts TX and earth electode antenna. EIRP is in few miliWatts region. Direction of the antenna is NE, 50 deg. looks that antenna has strong directiv
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-10/msg00221.html (11,199 bytes)

6. LF: VO1NA, SP5XSB 5065 km (score: 1)
Author: Piotr Herko <>
Date: Wed, 14 Jan 2015 12:42:03 +0100
Piotrek, SP5XSB     KO02ld, ICOM R9000, mimi whip https://www.google.com/+Piotrsp5xsbHerko https://www.facebook.com/sp5xsb
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-01/msg00294.html (8,732 bytes)

7. Re: LF: 136.172kHz QRSS60 tonight (score: 1)
Author: Piotr Herko <>
Date: Wed, 8 Apr 2015 00:10:28 +0200
Hi Mike, LF,   nice sky-blue signal here, as ever ;-)   I would like to join you 0.5 Hz up, QRSS 60 starting 20 UT.   Best 73, Markus FDF6NM)   From: Mike Dennison Sent: Tuesday, April 07, 2015 6:40
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-04/msg00061.html (13,112 bytes)

8. LF: ARM Radio (score: 1)
Author: Piotr Herko <>
Date: Wed, 8 Jul 2015 23:39:59 +0200
Hi, My implementation of ARM Radio by I2PHD. http://weaksignals.com/ Piotrek, sp5xsb -- Grabbers: 472 kHz    http://sp5xsb.noip.me:2400                             //Spectrum Lab by DL4YHF, RX WJ HF1
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-07/msg00052.html (10,934 bytes)

9. LF: SV8CS QRSS (score: 1)
Author: Piotr Herko <>
Date: Sat, 22 Aug 2015 23:48:42 +0200
-- Grabbers: 472 kHz    http://sp5xsb.noip.me:2400                             //Spectrum Lab by DL4YHF 136 kHz    http://www.qsl.net/sp5xsb/sp5xsb.html            //Argo by I2PHD https://www.google.
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-08/msg00204.html (9,747 bytes)

10. Re: LF: MF GRABBEERS ACTIVE (score: 1)
Author: Piotr Herko <>
Date: Thu, 15 Oct 2015 09:13:19 +0200
MF/LF, H24 from few months, :-) 73, Piotrek sp5xsb -- Grabbers: 136 & 472 kHz    http://www.qsl.net/sp5xsb/sp5xsb.html           https://www.google.com/+Piotrsp5xsbHerko https://www.facebook.com/sp5x
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-10/msg00163.html (10,648 bytes)

11. LF: HELL DL6TY (score: 1)
Author: Piotr Herko <>
Date: Sun, 25 Oct 2015 19:58:44 +0100
-- Grabbers: 136 & 472 kHz    http://www.qsl.net/sp5xsb/sp5xsb.html           https://www.google.com/+Piotrsp5xsbHerko https://www.facebook.com/sp5xsb
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-10/msg00422.html (9,373 bytes)

12. LF: halloween :-) (score: 1)
Author: Piotr Herko <>
Date: Sat, 31 Oct 2015 19:21:19 +0100
-- Grabbers: 136 & 472 kHz    http://www.qsl.net/sp5xsb/sp5xsb.html           https://www.google.com/+Piotrsp5xsbHerko https://www.facebook.com/sp5xsb
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-10/msg00506.html (9,952 bytes)

13. Re: LF: halloween :-) (score: 1)
Author: Piotr Herko <>
Date: Sat, 31 Oct 2015 21:01:23 +0100
It was DL6TY!!!!!!!!!!!!! :-)  Callsign on another part of transmision!!!!!   :-) Piotrek, sp5xsb 2015-10-31 20:41 GMT+01:00 Linda Holtby <>: right - seeing as the miscreant wis
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-10/msg00511.html (15,612 bytes)

14. Re: LF: Beacon OM2015TITANIC (score: 1)
Author: Piotr Herko <>
Date: Sat, 7 Nov 2015 16:18:06 +0100
Good copy last night near Paris, congrats for activation.   F4DTL Nicolas JN18FP http://www.lfiste.fr -- Grabbers: 136 & 472 kHz    http://www.qsl.net/sp5xsb/sp5xsb.html           https://www.google
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-11/msg00129.html (11,585 bytes)

15. Re: LF: MF Christmas CW beacon ? (score: 1)
Author: Piotr Herko <>
Date: Mon, 21 Dec 2015 21:34:26 +0100
Running ! :-) 474.100 (aprox) 73 de Luis EA5DOM De: [] en nombre de DK1IS [] Enviado: lunes, 21 de diciembre de
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-12/msg00378.html (15,109 bytes)

16. LF: Funny Unlis, :-) X1MAS (score: 1)
Author: Piotr Herko <>
Date: Wed, 23 Dec 2015 23:18:33 +0100
Piotrek, SP5XSB -- Grabbers: 136 & 472 kHz    http://www.qsl.net/sp5xsb/sp5xsb.html           https://www.google.com/+Piotrsp5xsbHerko https://www.facebook.com/sp5xsb
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-12/msg00426.html (9,937 bytes)

17. Re: LF: ALL de SP5XSB (Poland): Beacon Op4 in Raszyn nr Warsaw 10w + WIRE (score: 1)
Author: Piotr Herko <>
Date: Sat, 17 May 2014 18:58:03 +0200
Any takers ?   G,   ALL de SP5XSB (Poland): Beacon Op4 in Raszyn nr Warsaw 10w + WIRE
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-05/msg00099.html (11,503 bytes)

18. Re: LF: SV8CS - SP5XSB (score: 1)
Author: Piotr Herko <>
Date: Mon, 19 May 2014 20:50:31 +0200
Hi SP5XSB. Can we try a QRSS qso please on LF band (137.710)?   73, Spiros SV8VS    
/rsgb_lf_group-archives/html/rsgb_lf_group/2014-05/msg00160.html (11,766 bytes)


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