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Total 48 documents matching your query.

21. [VHFcontesting] Preamp identification needed (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Tue, 04 Sep 2007 21:25:19 -0400
Can anyone identify the mast mounted preamp pictured in the link below? The FET has an "A" stamped on the case and is shorted. http://w4dex.com/temp/mast_preamp.jpg Tnx, Dex, w4dex __________________
/archives//html/VHFcontesting/2007-09/msg00015.html (6,732 bytes)

22. [VHFcontesting] September VHF QSO Party at W4DEX (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Tue, 11 Sep 2007 11:52:50 -0400
I'm surprised I haven't seen any post about this past weekend's activity. A bit of hit and miss Es made 6 meters interesting here in EM95 on Saturday. But the highlight of the contest was the tropo o
/archives//html/VHFcontesting/2007-09/msg00072.html (6,978 bytes)

23. [VHFcontesting] 432 Sprint Tonight and the East Coast 70cm Net on432.090 MHz (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Wed, 03 Oct 2007 17:14:25 -0400
The East Coast 70 CM net will operate as usual tonight during the sprint. I don't believe this has caused a problem in the past and I know it has helped many stations make contacts they otherwise wou
/archives//html/VHFcontesting/2007-10/msg00004.html (7,513 bytes)

24. Re: [VHFcontesting] 6M sprint (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Mon, 22 Oct 2007 09:07:37 -0400
Absent due to attending MUD Ev. Lots of 50 MHz ops there. Was a great show! 73, Dex _______________________________________________ VHFcontesting mailing list VHFcontesting@contesting.com http://list
/archives//html/VHFcontesting/2007-10/msg00085.html (7,804 bytes)

25. [VHFcontesting] Lunar PAG 432 Preamp device (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Sun, 20 Apr 2008 20:43:45 -0400
After over 25 years of use with no sequencer my Lunar PAG 432 preamp died. I'm fairly sure a DC input spike killed it even though I have the standard diode and capacitor spike circuit across the inpu
/archives//html/VHFcontesting/2008-04/msg00108.html (7,268 bytes)

26. Re: [VHFcontesting] Lunar PAG 432 Preamp device (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Sun, 20 Apr 2008 22:21:02 -0400
Ron, Thanks for the info! A PDF of what you have by either email or conference delivery will certainly be appreciated. I will try the Dexcel D432. This device was used in a Bell System TD-3 solid sta
/archives//html/VHFcontesting/2008-04/msg00110.html (10,858 bytes)

27. [VHFcontesting] W4DEX on for Microwave Sprint (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Fri, 02 May 2008 17:40:31 -0400
I'm now cleared for a morning of serious microwave activity :) All bands 902 MHz thru 24 GHz Looks like there may be some rainscatter opportunities. If there are any 50Kft+ (500) on this map within 3
/archives//html/VHFcontesting/2008-05/msg00006.html (8,600 bytes)

28. Re: [VHFcontesting] HI-SPEC 1.2ghz amp Info needed! (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Tue, 06 May 2008 13:03:26 -0400
Kevin, Original spec sheet: http://w4dex.com/manuals/23cm/hi-spec/ Over 20 years ago I initially used 2C39s in the amp but later changed to 7289. I got all the parts necessary for water cooling but n
/archives//html/VHFcontesting/2008-05/msg00027.html (8,645 bytes)

29. [VHFcontesting] Southeastern VHF Society's Orlando FL Conference Pictures (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Mon, 12 May 2008 09:42:29 -0400
The SVHFS Orlando Conference was a great success thanks to the Florida Weak Signal Society and all who were able to attend. Next year the conference will return to Charlotte, North Carolina. Exact da
/archives//html/VHFcontesting/2008-05/msg00068.html (7,611 bytes)

30. Re: [VHFcontesting] Nuking (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Wed, 21 May 2008 08:21:38 -0400
I have three Mirage amps that have been well used an abused for many years. The only trouble I've had and still have is a bad contact on the T/R relay. The contact will occasionally be open on the re
/archives//html/VHFcontesting/2008-05/msg00104.html (7,493 bytes)

31. Re: [VHFcontesting] Nuking (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Wed, 21 May 2008 09:24:01 -0400
Thanks for that info John. All mine are generation 1. Dex _______________________________________________ VHFcontesting mailing list VHFcontesting@contesting.com http://lists.contesting.com/mailman/l
/archives//html/VHFcontesting/2008-05/msg00108.html (9,208 bytes)

32. Re: [VHFcontesting] VHF contesting ethics questions (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Wed, 18 Jun 2008 15:05:46 -0400
So far I've only made one computer aided ham band contact. That was PSK63. Just wondering if anyone is using that mode for vhf contesting? The mode sure looks to me like it would work well for the pu
/archives//html/VHFcontesting/2008-06/msg00204.html (9,875 bytes)

33. Re: [VHFcontesting] June VHF Contest (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Fri, 20 Jun 2008 11:49:06 -0400
Howard, Sorry to hear that Mt. Mitchell has now added you to it's casualty list. Over the years I've heard lot's of war stories about operating from Mitchell. I suspect it was beautiful there on Sund
/archives//html/VHFcontesting/2008-06/msg00330.html (9,748 bytes)

34. Re: [VHFcontesting] 6meter - distance scoring (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Sat, 21 Jun 2008 10:48:20 -0400
These newbies are what I believe is our most valuable operators and are often overlooked. I think some consideration should be given to recognize them. Perhaps a category in which the score is based
/archives//html/VHFcontesting/2008-06/msg00352.html (8,510 bytes)

35. Re: [VHFcontesting] [VHF] 902.010 for contests? (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Fri, 08 Aug 2008 10:39:59 -0400
Zack, I bought a LO crystal to make the change to 902 several years ago but haven't done so yet. I use a DEMI xverter with a FT-221 IF and the IF radio will not tune down to 143.100 MHz. However I ha
/archives//html/VHFcontesting/2008-08/msg00078.html (9,527 bytes)

36. Re: [VHFcontesting] 6m Sprint (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Sun, 19 Oct 2008 11:50:15 -0400
Got home to late to get on also Dave. Seems like the same happen last year. Maybe there would be less of a schedule conflict if the 6 meter sprint was on Thursday night instead of a Saturday? And whi
/archives//html/VHFcontesting/2008-10/msg00036.html (7,462 bytes)

37. Re: [VHFcontesting] 903 and up sprint, SEND YOUR LOG!! (score: 1)
Author: Dexter McIntyre W4DEX <dmcintyre@att.net>
Date: Tue, 28 Oct 2008 11:19:34 -0400
Don't forget to send me your microwave sprint log Steve. Nothing fancy needed. Just a list of contacts. We need to document our microwave activity to encourage others to join us. Even making one cont
/archives//html/VHFcontesting/2008-10/msg00075.html (8,186 bytes)

38. [VHFcontesting] Southeastern VHF Society's 2009 Conference in Charlotte, NC (score: 1)
Author: W4DEX Dexter McIntyre <dmcintyre@att.net>
Date: Sun, 28 Dec 2008 18:39:01 -0500
It's back to Charlotte, NC for the 2009 Southeastern VHF Society's annual conference to be held on April 24th and 25th! The SVHFS Conference has grown from a small regional event into an internationa
/archives//html/VHFcontesting/2008-12/msg00155.html (9,280 bytes)

39. [VHFcontesting] SVHFS 2009 Conference Registration and Prize update (score: 1)
Author: W4DEX Dexter McIntyre <dmcintyre@att.net>
Date: Sun, 25 Jan 2009 11:40:40 -0500
One of the many banquet drawing prizes available will be a Yaesu FT-857D! Preregister early to be eligible for the preregistration prize worth about $250! You still have time to enter the design cont
/archives//html/VHFcontesting/2009-01/msg00169.html (7,440 bytes)

40. Re: [VHFcontesting] lunch box radio (score: 1)
Author: W4DEX Dexter McIntyre <dmcintyre@att.net>
Date: Tue, 10 Feb 2009 12:38:42 -0500
John, My lunch box radio, Benton Harbor type, is unusable due to all the Funny Modulation on the band :) Dex _______________________________________________ VHFcontesting mailing list VHFcontesting@c
/archives//html/VHFcontesting/2009-02/msg00084.html (7,229 bytes)


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