Return to KLUBNL.PL main page

Search String: Display: Description: Sort:

Results:

References: [ +from:: 109 ]

Total 109 documents matching your query.

1. Fwd: LF: WRC Approves 2200m! (score: 1)
Author: Dick Rollema <>
Date: Sat, 10 Nov 2007 10:22:34 +0100
Good news! Joe means above 200 metres of course. 73, Dick, PA0SE Dear Group, Good news from Geneva: For the first time ever, we get an allocation below 200 metres. See http://www.arrl.org/arrlletter/
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-11/msg00177.html (8,258 bytes)

2. LF: SAQ on 24 Dec. 2007 (score: 1)
Author: Dick Rollema <>
Date: Mon, 24 Dec 2007 13:49:46 +0100
Correction To All from PA0SE Today I had again good reception of SAQ on 17.2kHz. I used a Wandel & Goltermann SLM type SPM-12 connected to the aerial system for 136kHz with 26nF extra in parallel wit
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-12/msg00239.html (12,621 bytes)

3. LF: SAQ on 24 Dec. 2007 (score: 1)
Author: Dick Rollema <>
Date: Mon, 24 Dec 2007 11:05:39 +0100
To All from PA0SE Today I had again good reception of SAQ on 17.2kHz. I used a Wandel & Goltermann SLM type SPM-12 connected to the aerial system for 136kHz with 26nF extra in parallel with the loadi
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-12/msg00276.html (12,583 bytes)

4. Re: LF: Fabrication d'une lampe triode (score: 1)
Author: Dick Rollema <>
Date: Tue, 08 Jan 2008 09:43:35 +0100
Thanks Warren for this URL. Really great! 73, Dick, PA0SE 73 Warren K2ORS
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00347.html (11,336 bytes)

5. LF: test (score: 1)
Author: Dick Rollema <>
Date: Fri, 11 Jan 2008 10:39:46 +0100
test
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00562.html (7,415 bytes)

6. LF: PA0SE beaconing (score: 1)
Author: Dick Rollema <>
Date: Sat, 09 Feb 2008 19:50:18 +0100
I will start beaconing today at 2100 UTC using DFCW on 135920.2 / 135920.4 Hz. 73, Dick, PA0SE JO22GD
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-02/msg00252.html (7,571 bytes)

7. Re: LF: CW Skimmer (score: 1)
Author: Dick Rollema <>
Date: Tue, 12 Feb 2008 15:55:47 +0100
Really fascinating! Tried it at daytime on 30m. 73, Dick, PA0SE Although the software costs $75 one can download a trial version (30 days). It's interesting to see that whilst away from the shack thi
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-02/msg00293.html (10,166 bytes)

8. LF: SAQ (score: 1)
Author: Dick Rollema <>
Date: Thu, 25 Sep 2008 12:12:52 +0200
Dr. OM, On http://www.youtube.com/watch?v=-G-siA79K4E&feature=related you find an interesting video on the 1925 Grimeton station in Sweden, using an Alexanderson alternator. 73, Dick, PA0SE
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-09/msg00039.html (7,815 bytes)

9. LF: New e-mail address PA0SE (score: 1)
Author: Dick Rollema <>
Date: Thu, 05 Aug 2004 13:24:52 +0200
To All from PA0SE I got a new e-mail address. Old address: New address: You can also use: 73, Dick, PA0SE
/rsgb_lf_group-archives/html/rsgb_lf_group/2004-08/msg00041.html (8,281 bytes)

10. LF: Re: Re: AR88LF IF output (score: 1)
Author: Dick Rollema <>
Date: Sun, 15 Aug 2004 17:10:18 +0200
To All from PA0SE James, M0BMU wrote: Dear Bryan, LF Group, Before hauling the AR88LF back to the shed, I tried using it as a tunable front end for another receiver tuned to 735kHz, as was suggested
/rsgb_lf_group-archives/html/rsgb_lf_group/2004-08/msg00156.html (10,279 bytes)

11. LF: SL6440 (score: 1)
Author: Dick Rollema <>
Date: Thu, 16 Sep 2004 17:33:07 +0200
To All from PA0SE Claudio, IK2PII wrote: SL6440 is a good mixer, low IMD but high noise. For HF receiver it require a preamplifier also for 7 MHz band. I don't agree. I my own homemade transceiver (s
/rsgb_lf_group-archives/html/rsgb_lf_group/2004-09/msg00098.html (8,355 bytes)

12. LF: SL6440/mixer (score: 1)
Author: Dick Rollema <>
Date: Sat, 18 Sep 2004 10:44:27 +0200
To All from PA0SE When I had to decide what type of mixers to use in my new TRX, a doubly balanced passive diode mixer or the SL6440, I chose the latter for the following reasons. 1. The SL6440 ampli
/rsgb_lf_group-archives/html/rsgb_lf_group/2004-09/msg00108.html (9,231 bytes)

13. Re: LF: LF-Activity Day (score: 1)
Author: Dick Rollema <>
Date: Mon, 20 Sep 2004 14:48:46 +0200
To All from PA0SE, Heard Laurie with his usual big signal calling DK0UH/p. I received DK0UH/p with an S7 signal. Called them but after a repeated PA0?? reply I gave up. 73, Dick, PA0SE At 13:30 19-9-
/rsgb_lf_group-archives/html/rsgb_lf_group/2004-09/msg00127.html (8,519 bytes)

14. Re: LF: Convention pics (score: 1)
Author: Dick Rollema <>
Date: Mon, 25 Oct 2004 14:04:24 +0200
Hello MIke, Many thanks for the nice pictures. It was good to see several amateurs I had the pleasure of meeting in person at a LF conference several years ago. Ik was also nice to work MB2HFC with J
/rsgb_lf_group-archives/html/rsgb_lf_group/2004-10/msg00155.html (8,880 bytes)

15. Re: LF: PA0A (score: 1)
Author: Dick Rollema <>
Date: Sat, 20 Nov 2004 16:36:35 +0100
Jim, M0BMU wrote: Just now (1450) heard strong CW signals from PA0A - whoever that could be - on 136.3kHz. That used to be PA0AWN, using his new call sign and probably testing his ex-Decca transmitte
/rsgb_lf_group-archives/html/rsgb_lf_group/2004-11/msg00176.html (8,096 bytes)

16. LF: Book on Fred Terman (score: 1)
Author: Dick Rollema <>
Date: Mon, 22 Nov 2004 16:35:49 +0100
To All from PA0SE The Amarican magazine CQ of October 2004 features a review of a new book, written by C. Stewart Gillmore, W1FK and titled Fred Terman at Stanford. Terman became world famous by his
/rsgb_lf_group-archives/html/rsgb_lf_group/2004-11/msg00196.html (8,899 bytes)

17. Re: LF: Book on Fred Terman (score: 1)
Author: Dick Rollema <>
Date: Tue, 23 Nov 2004 09:36:38 +0100
Dear Pat, I could not agree more! 73, Dick, PA0SE At 23:13 22-11-04, you wrote: Hi Dick , My guess is that "Terman's" is the absolute monument anyone could wish for. I have lost count of the engineer
/rsgb_lf_group-archives/html/rsgb_lf_group/2004-11/msg00202.html (9,191 bytes)

18. LF: Radio Engineers Handbook (score: 1)
Author: Dick Rollema <>
Date: Tue, 23 Nov 2004 11:55:04 +0100
To All from PA0SE If you are still looking for a copy of Frederic Termans 1943 classic Radio Engineers Handbook: internet used books shop Alibris still has seven copies. at prices of 16.18 - 145.95 d
/rsgb_lf_group-archives/html/rsgb_lf_group/2004-11/msg00204.html (7,777 bytes)

19. LF: Unidentified signal (score: 1)
Author: Dick Rollema <>
Date: Sun, 09 Jan 2005 11:43:13 +0100
Now there is a westerly station active around 135922, see Argo30 taken at 20:30 - just curious who it might be. That may have been me, using QRSS 30 and DFCW. I lost Markus screenshot so I can not v
/rsgb_lf_group-archives/html/rsgb_lf_group/2005-01/msg00223.html (7,883 bytes)

20. Re: LF: PA0SE on 135922 (score: 1)
Author: Dick Rollema <>
Date: Sun, 09 Jan 2005 12:44:35 +0100
Thanks Markus, I intended to run the transmitter the whole night but ended it after a couple of hours because I noted some frequency instability that also shows in your screenshot. I concluded this w
/rsgb_lf_group-archives/html/rsgb_lf_group/2005-01/msg00227.html (9,272 bytes)


This search system is powered by Namazu