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Total 44 documents matching your query.

1. Re: [TowerTalk] M2 KT36XA SWR Problem (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Sun, 30 Jun 2013 11:32:37 -0700
My standard approach to troubleshooting KT-34 issues: Connect a dc ohmmeter between the 10 meter and 15 meter trap capacitor outer tubes on each element half. After correcting for ohmmeter lead resis
/archives//html/Towertalk/2013-06/msg00466.html (9,457 bytes)

2. Re: [TowerTalk] blown 10m section of ICE419 again (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Wed, 2 Oct 2013 16:51:15 -0700
How about four of these: http://www.mouser.com/ProductDetail/Cornell-Dubilier/CDV16FF131JO3/?qs=sGAEpiMZZMtLiKaZgV7flU44AUKbBD%2fXW8YQ%2f4vnaRY%3d Dave Hachadorian, K6LL Yuma, Arizona Both ICE 419 fi
/archives//html/Towertalk/2013-10/msg00046.html (8,216 bytes)

3. Re: [TowerTalk] Limited space for 80 and 50 (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Wed, 20 Nov 2013 12:03:42 -0700
I concur with VE4XT's assessments that the open wire feedline is probably the RFI culprit, and that the vertical's performance is likely to be inferior to your dipole at 60'. Also, verticals near a h
/archives//html/Towertalk/2013-11/msg00358.html (12,384 bytes)

4. Re: [TowerTalk] TT Archive, gone? Need Sources for Hi Grade (316) SS Hardware (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Wed, 9 Apr 2014 15:28:34 -0700
Here it is: http://lists.contesting.com/_towertalk/ Dave Hachadorian, K6LL Yuma, AZ --Original Message-- From: Stephen Davis Sent: Wednesday, April 9, 2014 2:02 PM To: towertalk@contesting.com Subjec
/archives//html/Towertalk/2014-04/msg00160.html (9,140 bytes)

5. Re: [TowerTalk] CC XM240 above a big Tribander (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Wed, 16 Apr 2014 18:49:31 -0700
My XM240 is six feet above a KT-34XA. The booms are aligned. It works for me. After you get the antennas installed, run a f/b ratio test on the tribander. Front-to-back ratio is easy to measure, and
/archives//html/Towertalk/2014-04/msg00345.html (8,844 bytes)

6. Re: [TowerTalk] CC XM240 above a big Tribander (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Thu, 17 Apr 2014 08:00:18 -0700
I have to apologize for my previous posting on this subject that said I had an XM240 6 feet above a KT-34XA. My 40 Meter antenna is the 40-2CD, not the XM240. I got the model numbers mixed up. Sorry
/archives//html/Towertalk/2014-04/msg00358.html (13,635 bytes)

7. Re: [TowerTalk] MARC on a 64 bit OS (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Fri, 18 Jul 2014 08:04:34 -0700
Try this one: http://www.math.niu.edu/KARC/mast/ Dave Hachadorian, K6LL Big Bear Lake, CA I am trying to run MARC on a Win 7 64 bit OS and it says it will only run on a 32 bit OS. Is there a 64 bit v
/archives//html/Towertalk/2014-07/msg00120.html (8,231 bytes)

8. Re: [TowerTalk] Transmission Line calculator (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Sat, 19 Jul 2014 17:15:52 -0700
http://www.arrl.org/files/file/QST%20Binaries/June2014/TLW3.zip TowervTalkians-- Not strictly about towers, but related. I have heard of an improved version of the Transmission Line calculator called
/archives//html/Towertalk/2014-07/msg00138.html (8,588 bytes)

9. Re: [TowerTalk] Copper clad telephone wire (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Fri, 8 Aug 2014 14:11:04 -0700
Maybe when you cut it, the copper mashed down so you couldn't see the steel core. Try scraping off the copper with a knife. Measure the diameter before and after with a micrometer or even a machinist
/archives//html/Towertalk/2014-08/msg00206.html (9,103 bytes)

10. Re: [TowerTalk] Cordless solder irons (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Wed, 19 Nov 2014 09:23:45 -0700
Harbor Freight Tools currently has on sale a 700-watt 2-cycle portable generator, weighs 38 pounds (no worse than, e.g., a prop pitch). I do not recommend this generator. I bought one of these in 201
/archives//html/Towertalk/2014-11/msg00335.html (8,553 bytes)

11. Re: [TowerTalk] 40/80 stub (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Mon, 29 Dec 2014 14:41:39 -0700
I have done this at 100 watts, with a dinky little panel-mounted toggle switch. You could probably use a wall switch or a relay at high power. I have used a 3-way wall switch to make a 2-position ant
/archives//html/Towertalk/2014-12/msg00411.html (7,986 bytes)

12. Re: [TowerTalk] Dipole Center Insulator (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Mon, 9 Feb 2015 13:29:23 -0700
I use this one: http://www.budwig.com/antenna-connector-insulators2.html Dave Hachadorian, K6LL Yuma, AZ Is there a quality commercial dipole center insulator available. I have searched the towertalk
/archives//html/Towertalk/2015-02/msg00165.html (8,551 bytes)

13. Re: [TowerTalk] SterIR (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Sat, 28 Feb 2015 10:37:35 -0700
For contesters/DX'ers, 2 dB on TX/RX on 5 bands is to kill for. Dave Hachadorian, K6LL Yuma, AZ OK folks, now a word from our grinch: I cant imagine spending all that money to put that complicated an
/archives//html/Towertalk/2015-02/msg00527.html (8,076 bytes)

14. Re: [TowerTalk] choke / balun design needed (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Tue, 28 Apr 2015 11:18:49 -0700
For small quantity purchases, Arrow Electronics has reasonable prices. For example: 2631803802 2.4" cores $4.83 (backordered to May 4). 0431177081 big clamp-ons $11.03, in stock. Those prices are plu
/archives//html/Towertalk/2015-04/msg00663.html (13,491 bytes)

15. Re: [TowerTalk] Guy Wire Cable Clamps (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Sun, 7 Jun 2015 14:05:59 -0700
I got some of those short-saddle ones from Hill Radio one time when I ordered the Rohn part number. I didn't like them either. Recently I got some from Texas Towers, and they have deep saddles. I don
/archives//html/Towertalk/2015-06/msg00095.html (13,339 bytes)

16. Re: [TowerTalk] Valmont (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Tue, 9 Jun 2015 12:32:55 -0700
That is an interesting catalog: http://www.sitepro1.com/resources/pdf/13catalog.pdf Relating to a previous discussion on the reflector about cable clamps, they have some nice-looking ones on page 153
/archives//html/Towertalk/2015-06/msg00127.html (8,618 bytes)

17. Re: [TowerTalk] Good deal on tower in Cal. (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Thu, 18 Jun 2015 08:44:01 -0700
The wench looks a little rough, but I'm glad to hear that she's in good physical condition. Just give her a coat of Rustoleum, and she'll be good to go! Dave Hachadorian, K6LL Yuma, AZ http://sfbay.c
/archives//html/Towertalk/2015-06/msg00216.html (8,062 bytes)

18. Re: [TowerTalk] Brake Winches (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Mon, 29 Jun 2015 11:22:20 -0700
On my Dutton-Lainson B1200 brake winch, if you are below minimum load, the handle actually unscrews and comes off in your hand. Since this is obviously not a good thing to do, just apply a little tug
/archives//html/Towertalk/2015-06/msg00311.html (8,834 bytes)

19. Re: [TowerTalk] 40 meter 10 meter antenna (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Thu, 26 Nov 2015 21:23:46 -0700
I think you'll be ok. The XM240 has a broad resonance around 18 MHz, but doesn't seem to affect 10, 15, or 20. I have a KT-34XA 6' below an XM240, and I do ok on the tribander bands. Dave Hachadorian
/archives//html/Towertalk/2015-11/msg00234.html (8,358 bytes)

20. Re: [TowerTalk] MASTS (score: 1)
Author: "Dave Hachadorian" <k6ll.dave@gmail.com>
Date: Wed, 16 Mar 2016 13:44:51 -0700
While we are talking about masts, let me just mention one approach. 38 years ago I had Texas Towers cut one of their 10' galvanized masts down to 9 feet to make it UPS shippable. It has been up there
/archives//html/Towertalk/2016-03/msg00287.html (8,437 bytes)


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