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Total 267 documents matching your query.

1. Re: LF: CLASS D and E (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Sun, 04 Nov 2007 08:54:47 -0500
86% efficiency at 400 watts out with GØMRF amp and MØBMU mod is what I get. W4DEX, WD2XKO 73 de Mal/G3KEV
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-11/msg00192.html (9,962 bytes)

2. Re: LF: [137] last night : WD2XKO , WD2XGJ , DJ8WX (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Sun, 06 Jan 2008 09:25:33 -0500
Jean-Pierre, Conditions appear to have been exceptionally stable last night. I believe this is the first time I've seen XKO on your grabber with no fades for nearly three hours. Dex, XKO Last night i
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00383.html (9,342 bytes)

3. LF: Re: [Lowfer] XGJ and XKO into TI3 (score: 1)
Author: W4DEX Dexter McIntyre <>
Date: Wed, 18 Mar 2009 10:58:31 -0400
Laurence, I kind of like this one better that I snagged from you page this morning just before sunrise :) http://w4dex.com/lf/xko_reports/XKO_KL1X_CostaRica.jpg Tnx, Dex
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-03/msg00208.html (9,338 bytes)

4. Re: LF: WHITE PLAINS (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Sun, 28 Jun 2009 09:53:46 -0400
My first short wave receiver was a Knight Kit Star Roamer I built around 1960. One of the first receptions I heard was a transmission that kept repeating a message something like this: This is a test
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-06/msg00287.html (11,022 bytes)

5. Re: LF: Re: FT-817 at LF/MF (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Mon, 31 Aug 2009 10:07:01 -0400
On 137 kHz the FT817 RX is unusable and I've been trying with a simple SBL1 up-converter with some post mixer gain...... Roger, I have a FT817 I bought used a few years ago. I got a real deal on it b
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-08/msg00055.html (11,007 bytes)

6. Re: LF: Loran Lines FReq List? (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Sat, 19 Sep 2009 15:16:06 -0400
http://lwca.org/library/reference/LORAN/loran_lines.htm Steve WEB - "The VE7SL Radio Notebook": http://members.shaw.ca/ve7sl
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-09/msg00006.html (9,662 bytes)

7. LF: Circa 1930s 545 kc in Budapest (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Fri, 02 Oct 2009 10:29:27 -0400
I have a 1936 edition of Electrical Engineers Handbook by Pender - McIlwain which show a diagram of a 1030 foot antenna in Budapest used on 545 kc. So far I have found no history on this antenna. Any
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-10/msg00023.html (9,833 bytes)

8. Re: LF: Re: Circa 1930s 545 kc in Budapest (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Fri, 02 Oct 2009 11:14:38 -0400
Thanks Clemens! Glad to see that beautiful structure is still there. Dex HTH 73 Clemens DL4RAJ I have a 1936 edition of Electrical Engineers Handbook by Pender - McIlwain which show a diagram of a 10
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-10/msg00487.html (11,296 bytes)

9. Re: LF: LF T/A [137 kHz] good conditions ! (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Sat, 21 Nov 2009 07:08:18 -0500
Jean-Pierre, Thank you for the report! The coil is looking rather poor due to years of UV exposure but evidently it still works. Thanks for maintaining your 137 KHz grabber. Dex, WD2XKO This Morning
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-11/msg00144.html (10,077 bytes)

10. Re: LF: Noise cancelling by using optic transmission of RX signals (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Sat, 19 Dec 2009 08:49:52 -0500
I think the role of the ground with active whips is often neglected - the output of the whip preamp is the voltage differential between the whip element and the circuit ground, so the ground connecti
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-12/msg00523.html (13,463 bytes)

11. Re: LF: Ok its a sea path .. but this is getting silly (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Thu, 28 Jan 2010 20:35:22 -0500
Graham wrote: Ok its a sea path .. but this is getting silly ...amazing what you can do with 35 feet of wire with a coke bottle on the end !! 2010-01-29 00:18 G0NBD 0.503910 -29 0 IO83lk 0.1 W4DEX EM
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00561.html (10,514 bytes)

12. Re: LF: Radio Caroline now on 531Kc/s (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Fri, 01 Jan 2010 11:04:50 -0500
S9 here in North Carolina! Online audio stream though :( Anyone know rabid tiger? The Caroline Auction: "Lot 3: Used 5762 triode output valve from one of the transmitters on board Ross Revenge £625 t
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00773.html (9,310 bytes)

13. Re: LF: PA0 into Alaska 600m (score: 1)
Author: Dexter McIntyre W4DEX <>
Date: Sun, 10 Jan 2010 22:18:55 -0500
But that is only 7066 km. Got you beat :) 2010-01-11 03:08 WD2XSH/10 0.503857 -21 0 EM95tg 2 DL4RAJ JN68kj 7378 46
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00805.html (9,943 bytes)

14. Re: LF: Re. 135 Last night (score: 1)
Author: "Dexter McIntyre w4dex" <>
Date: Wed, 31 Jan 2001 09:55:23 -0500
Laurie, I would not have seen your signal if you were on or below 135.921. I was running Argo in 60 second dot mode and was only viewing from .921 to .924. I had selected this so I could see both you
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-01/msg00019.html (9,679 bytes)

15. Re: LF: Re: Is this DCF39? (score: 1)
Author: "Dexter McIntyre w4dex" <>
Date: Wed, 17 Jan 2001 23:21:53 -0500
Thanks Larry, I found the space signals also. Here is another shot showing your signal at 660 Hz along with DCH39 at 1700 Hz. I could probably hear your signal with a cat whisker! http://dmcintyre.ho
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-01/msg00493.html (9,136 bytes)

16. LF: Is this DCF39? (score: 1)
Author: "Dexter McIntyre w4dex" <>
Date: Wed, 17 Jan 2001 21:24:03 -0500
I was looking at DK8KW's page about his ERP test of DCF39 and that it had been heard in the US. I am receiveing a strong signal on 138.830 KHz here in North Carolina. I have posted two .jpg files of
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-01/msg00495.html (8,399 bytes)

17. Re: LF: VE1ZZ 7th Jan (score: 1)
Author: "Dexter McIntyre" <>
Date: Sun, 07 Jan 2001 19:13:35 -0500
VE1ZZ strong into North Carolina at 23:30. I suspect that is normal but this is the first time I have looked for Jack's signal and I was delighted to see it. Dex, W4DEX Hi all, Jack has declared a st
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-01/msg00774.html (8,521 bytes)

18. Re: LF: Transatlantic: Beacon tests (score: 1)
Author: "Dexter McIntyre W4DEX" <>
Date: Mon, 26 Feb 2001 19:04:04 -0500
Anyone wanting to be heard in the US should avoid 135.9237 because we have a strong loran line at 135.9236948 khz. Also I usually have a light line at 135.921 khz. Other than those two lines 920 to 9
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-02/msg00018.html (8,502 bytes)

19. Re: LF: Transatlantic: Is anyone there? (score: 1)
Author: "Dexter McIntyre W4DEX" <>
Date: Mon, 26 Feb 2001 08:51:37 -0500
Mike, I have two excuses for not looking for your signal the past week. I did not know you or anyone else was transmitting. If you posted your transmitting schedule I'm sorry I missed it. My other re
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-02/msg00032.html (8,926 bytes)

20. Re: LF: Argo beta 1, build 123 (score: 1)
Author: "Dexter McIntyre W4DEX" <>
Date: Wed, 21 Feb 2001 11:31:33 -0500
Beautiful! Thanks again Alberto. Dex
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-02/msg00117.html (7,799 bytes)


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