Search String: Display: Description: Sort:

Results:

References: [ +from:DAVED@ctilidar.com: 54 ]

Total 54 documents matching your query.

1. [TowerTalk] Quad vs Yagi (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Mon, 5 Feb 2001 09:35:29 -0700
Yes, as long as they are not too close together, they'll both work fine....... --Dave K0QE -- FAQ on WWW: http://www.contesting.com/FAQ/towertalk Submissions: towertalk@contesting.com Administrative
/archives//html/Towertalk/2001-02/msg00129.html (7,547 bytes)

2. [TowerTalk] Quad vs. yagi (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Fri, 9 Feb 2001 08:54:09 -0700
[Dave D'Epagnier] Well it appears to me that a 2 element Quad does have about a 1dB gain advantage over a 2 element Yagi. Look at Cebik's analysis in the two articles "What Can We Expect From a 2-El
/archives//html/Towertalk/2001-02/msg00245.html (9,272 bytes)

3. [TowerTalk] Precipitation Static Buster? (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Wed, 24 Jan 2001 08:52:39 -0700
What do you guys make of this? <http://www.repeater-builder.com/pix/staticbuster.jpg> <http://www.repeater-builder.com/rbtip/static.html> Price is $75 shipped to any of the lower 48 states. -- FAQ on
/archives//html/Towertalk/2001-01/msg00665.html (7,067 bytes)

4. [TowerTalk] Inspecting tower sections (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Wed, 8 Dec 1999 12:38:05 -0700
For more info see: http://www.jetlubecanada.com/flashindex.html <http://www.jetlubecanada.com/flashindex.html> This subject has come up numerous times lately, and the question asked, but no answers r
/archives//html/Towertalk/1999-12/msg00159.html (10,405 bytes)

5. [TowerTalk] Inspecting tower sections (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Wed, 8 Dec 1999 13:48:08 -0700
Yes, I know what you're thinking ... aluminum and copper will cause corrosion. I thought the same but he assures me that corrosion does not occur when this product is used on aluminum, stainless or g
/archives//html/Towertalk/1999-12/msg00163.html (12,850 bytes)

6. [TowerTalk] Inspecting tower sections (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Wed, 8 Dec 1999 16:44:29 -0700
<snip> So why would we want to risk corrosion damage to the aluminum by including a copper filler metal just in case the grease _does_ happen to be the "leaving kind"? 73, Eric N7CL Eric good points.
/archives//html/Towertalk/1999-12/msg00173.html (8,757 bytes)

7. [TowerTalk] Three Lightning Protection Clarifications Please? (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Fri, 10 Dec 1999 08:26:35 -0700
David, how far is your tower from the shack? I wonder about whether the tower ground should be connected to your house ground with something other than the shield of your coax cable(s). My thought is
/archives//html/Towertalk/1999-12/msg00230.html (12,065 bytes)

8. [TowerTalk] Re: The Ultimate One Tower System (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Thu, 16 Dec 1999 08:49:55 -0700
The velocity factor in the coax is the same on all bands (of course), but the amount of phase shift between the two antennas will be different on different bands if unequal line lengths are used. The
/archives//html/Towertalk/1999-12/msg00318.html (11,559 bytes)

9. [TowerTalk] Re: The Ultimate One Tower System (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Thu, 16 Dec 1999 09:05:12 -0700
Pete, I think you're (and they) are right. I was thinking the difference in phase velocity between coax and air made the compensation unequal on the different bands, but I think I now see the (speed
/archives//html/Towertalk/1999-12/msg00320.html (10,621 bytes)

10. [TowerTalk] Re: The Ultimate One Tower System (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Fri, 17 Dec 1999 08:39:26 -0700
Guy, interesting analysis on stacking. I was just wondering if your max gain numbers were at a constant elevation vs. stack height or not. I wouldn't think so. In other words, wouldn't the optimum st
/archives//html/Towertalk/1999-12/msg00343.html (9,893 bytes)

11. [TowerTalk] For Sale Universal Towers 6-30 (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Mon, 27 Dec 1999 09:36:35 -0700
For Sale, used for 1 year: Universal Towers 6-30 aluminum tower 30' tilt-over w/top plate, 2" thrust bearing, rotor plate $300 excellent condition, painted forest green --Dave K0QE Colorado -- FAQ on
/archives//html/Towertalk/1999-12/msg00486.html (6,877 bytes)

12. [TowerTalk] Amidon (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Wed, 29 Dec 1999 10:12:55 -0700
Tom, I'll bet AMIDON is just on holiday break. You might want to consider buying your beads from Micro Metals... that's where Amy and Don get theirs. You can get a lot more beads per $ at Micro Metal
/archives//html/Towertalk/1999-12/msg00507.html (7,756 bytes)

13. [TowerTalk] Copper and Aluminum (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Thu, 11 Nov 1999 06:51:27 -0700
Richard, for the same application I used 0.005" thick stainless steel shim stock. I put a small amount of Noalox on both sides of the stainless, wrapped it around the round tower leg and then clamped
/archives//html/Towertalk/1999-11/msg00205.html (9,471 bytes)

14. [TowerTalk] For Sale: C3S and aluminum tower (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Tue, 12 Oct 1999 08:13:34 -0600
For Sale, just over a year old: Force 12 C3S w/ B1 balun $300 excelent condition, painted forest green Universal Towers 6-30 30' tilt-over w/8' mast and thrust bearing $300 excellent condition, paint
/archives//html/Towertalk/1999-10/msg00323.html (7,015 bytes)

15. [TowerTalk] Ground Mesh (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Tue, 12 Oct 1999 12:44:59 -0600
Has anybody ever used chain link fence fabric for ground mesh? If so, how did it work out? Dave K0QE -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com A
/archives//html/Towertalk/1999-10/msg00334.html (7,151 bytes)

16. [TowerTalk] properly feeding a tribander stack (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Mon, 18 Oct 1999 08:11:10 -0600
Pete, generally the reason why some people use odd number of quarter waves in feed line length is to reduce unwanted current from flowing on the outside of an unbalanced transmission line (coax) when
/archives//html/Towertalk/1999-10/msg00508.html (10,182 bytes)

17. [TowerTalk] Force 12 C-3 Problems (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Tue, 19 Oct 1999 10:11:52 -0600
I've had a C3-S/D here in windy Boulder for the last year. The D model (100MPH rating) has the 20 meter elements beefed up with an insert tube in the center of both elements. I've never had a problem
/archives//html/Towertalk/1999-10/msg00566.html (9,335 bytes)

18. [TowerTalk] Lexan and element linkage (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Wed, 20 Oct 1999 08:02:34 -0600
Lexan is a trademark name for polycarbonate. Polycarbonate is very durable and literally bullet proof. A friend of mine fired a 44 magnum into a 1" thick piece at short range and it hardly even made
/archives//html/Towertalk/1999-10/msg00605.html (10,134 bytes)

19. [TowerTalk] EZNEC question (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Fri, 3 Sep 1999 12:28:38 -0600
Hey does anyone know if W7EL ever modified EZNEC to run as a Windows program? I heard a while back that he might display it at Dayton this year. Dave K0QE -- FAQ on WWW: http://www.contesting.com/tow
/archives//html/Towertalk/1999-09/msg00079.html (6,847 bytes)

20. [TowerTalk] Re: Matching Capacitors (score: 1)
Author: DAVED@ctilidar.com (Dave D'Epagnier)
Date: Thu, 12 Aug 1999 08:50:13 -0600
Scott, Capacitors made from G-10 material (dielectric constant 4.8 and 1/16" thick) have about 17pF per square inch of capacitance and a breakdown voltage of about 50kV not including edge effects. Th
/archives//html/Towertalk/1999-08/msg00210.html (8,408 bytes)


This search system is powered by Namazu