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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+Ferrite\s+rod\s+antenna\s+\-\s+on\-air\s+testing\s*$/: 15 ]

Total 15 documents matching your query.

1. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Mon, 29 Aug 2011 20:35:55 +0100
Albert You were audible here vy poor in qrn about 329 on my E/W 80m Vert delta loop but I did not hear Jim on the broadside of my loop, completely nulled out. I did expect to hear something from him
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00094.html (11,723 bytes)

2. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: Stefan Schäfer <[email protected]>
Date: Tue, 30 Aug 2011 12:25:47 +0200
Ah, hello Jim, LF, Just read your mail, a bit late ;-) At least now the band seems quiet. Not sure how it will be in the evening. Since i want to try from /p i need a sked, at least 2 hours before. D
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00099.html (11,961 bytes)

3. LF: Ferrite rod antenna - on-air testing (score: 1)
Author: "James Moritz" <[email protected]>
Date: Sun, 28 Aug 2011 19:44:35 +0100
Dear LF Group, The QRN level on 136kHz has finally died away, and I was able to record the attached spectrogram, showing DK7FC calling CQ around 1755utc, using my prototype ferrite rod antenna. On th
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00137.html (12,197 bytes)

4. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: Stefan Schäfer <[email protected]>
Date: Sun, 28 Aug 2011 21:42:50 +0200
Hello Jim, What a surprise, i didn't expect such a story as a result of my spontaneous transmission ;-) Congrats to your compact and well performing antenna which will be good for holidays and /p, if
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00178.html (12,435 bytes)

5. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: Stefan Schäfer <[email protected]>
Date: Tue, 30 Aug 2011 17:29:44 +0200
Jim, LF, I will go out of the city now, for a CW QSO on 136.5 kHz. Have already prepared the LF system and link. No lightnings so far in a radius of 1000km and above. QRV in 30 Minutes. 73, Stefan/DK
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00179.html (12,098 bytes)

6. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: "James Moritz" <[email protected]>
Date: Tue, 30 Aug 2011 13:11:57 +0100
Dear Stefan, LF Group, At least now the band seems quiet. Not sure how it will be in the evening. Since i want to try from /p i need a sked, at least 2 hours before. Do we want to try in the evening
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00199.html (12,690 bytes)

7. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: Stefan Schäfer <[email protected]>
Date: Tue, 30 Aug 2011 15:04:15 +0200
Hi Jim, Fine. Let's see how the noise is then. Hopefully i can hear you. Since the high-Z amp isn't ready yet, i will try your 50 Ohm preamp (from the bandpass loop article) with my 50 Ohm winding on
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00307.html (12,354 bytes)

8. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: "Albert" <[email protected]>
Date: Mon, 29 Aug 2011 21:26:28 +0200
136.5 kHz CW Thanks QSO Jim, very difficult copy due to QRN hr but I managed to get my 459. I heard you calling twice to Mal but he did not respond. TX power hr was 500 W. I hope prop will be a bit b
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00507.html (11,144 bytes)

9. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: "James Moritz" <[email protected]>
Date: Tue, 30 Aug 2011 20:09:37 +0100
Dear Stefan, Mal, LF Group, Thanks for the QSOs earler this evening. DK7FC/P varied between RST349 and 559, and was generally a good readable signal on the ferrite rod antenna. The background noise l
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00557.html (12,677 bytes)

10. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: "James Moritz" <[email protected]>
Date: Mon, 29 Aug 2011 01:44:06 +0100
Dear Stefan, LF Group, Yes, 136.5 kHz would be more useful for a CW QSO. We really should try that ASAP. Are you ready for transmitting? I need to work out some sort of T/R switching for the ferrite
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00614.html (11,758 bytes)

11. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: "James Moritz" <[email protected]>
Date: Mon, 29 Aug 2011 18:50:40 +0100
Dear Stefan, LF Group, A bit late getting started due to having to sort out an earth wiring problem in the shack, but now the ferrite rod antenna has T/R switching and all seems to be working fine no
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00634.html (11,697 bytes)

12. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Tue, 30 Aug 2011 16:57:45 +0100
Stefan Looking out for you de mal/g3kev
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00721.html (11,925 bytes)

13. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Tue, 30 Aug 2011 17:29:21 +0100
Jim can u es Stefan leave a break. I thought he would like more reports but u both keep going on even under marginal condx de mal/g3kev
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00754.html (12,575 bytes)

14. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: Stefan Schäfer <[email protected]>
Date: Tue, 30 Aug 2011 23:22:32 +0200
Mal, What i like is a real QSO, not more reports. There is almost nothing going on on LF, so why stress yourselfe with short QSOs? Why building up a complex RX/TX LF system and then doing 30 second Q
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00824.html (14,631 bytes)

15. Re: LF: Ferrite rod antenna - on-air testing (score: 1)
Author: "Albert" <[email protected]>
Date: Mon, 29 Aug 2011 22:15:20 +0200
Thanks Mal fer the RX report. Ur RST 449 during ur CQ abt 18:30 UTC. 73, Albert Albert You were audible here vy poor in qrn about 329 on my E/W 80m Vert delta loop but I did not hear Jim on the broad
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00831.html (11,381 bytes)


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