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341. [Towertalk] Re: [Force 12 Talk] XR dilemma (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Mon, 24 Jun 2002 13:59:14 -0600; My TEN Meter note was in response to a private note from another reader who was asking about very low 10M antennas (at 20 ft). I did not want to publicly post his comments without permission but I th; /archives//html/Towertalk/2002-06/msg00364.html (14,312 bytes)
342. [Towertalk] Guy wire resonance. Break it up or use stubs? (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Wed, 26 Jun 2002 08:10:31 -0600; "It Depends"... It depends on how the steel guys are configured (insulator placement) etc. A friend had his first insulators 10 ft out on guys 10 down from his tribander. He reported that the antenna; /archives//html/Towertalk/2002-06/msg00419.html (13,675 bytes)
343. [Towertalk] 40 meters (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Fri, 28 Jun 2002 05:00:50 -0600; Hello Kelly, For Field Day, I used a 50 ft high inverted vee (120 degree apex angle) aimed at W8 and a vertically polarized Delta Loop aimed at W6. The Delta Loop gives me 6 to 10 dB improvement to t; /archives//html/Towertalk/2002-06/msg00447.html (8,778 bytes)
344. [Towertalk] 40 meters (Delta Loop) (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Fri, 28 Jun 2002 10:53:18 -0600; I hope Tim, K3HX, doesn't mind my public answer to his questions which I expect may be of interest to several readers. Tom N4KG To obtain VERTICAL polarization, a Delta Loop needs to be fed 1/4 WL do; /archives//html/Towertalk/2002-06/msg00466.html (11,428 bytes)
345. [Towertalk] Mosley TA-36 (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Fri, 28 Jun 2002 09:44:32 -0600; MOSLEY (the MANUFACTURER) will gladly send the instruction sheet for all of their products FREE for the asking. I don't understand why so many readers ask TowerTalk readers to go to the trouble of fi; /archives//html/Towertalk/2002-06/msg00467.html (7,562 bytes)
346. [Towertalk] Re: Lost my tower Tuesday (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Fri, 28 Jun 2002 10:06:06 -0600; If I read the description properly, I assume the bottom section of tower was placed in a concrete base and it folded over somewhere above ground. It seems to me that the SIMPLE solution would be to c; /archives//html/Towertalk/2002-06/msg00468.html (7,820 bytes)
347. [Towertalk] 40 meters (Wire Beam) (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Fri, 28 Jun 2002 18:00:10 -0600; The 2L40 Wire Beam I use on Field Day is designed for good gain and low F/B. Maximum Gain occurs with 0.15 WL spacing for a reflector which comes to 20 ft for 40M. The reflector length is 70 ft and i; /archives//html/Towertalk/2002-06/msg00481.html (11,004 bytes)
348. [Towertalk] Plumbing a tower?? (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Sat, 29 Jun 2002 05:18:53 -0600; Here is the method I use to plumb my guyed towers: I set up two plumb lines made of thin wire carrying some old 5 lb 'window weights'. These plumb lines are roughly 60 ft from the tower and at right; /archives//html/Towertalk/2002-06/msg00490.html (7,665 bytes)
349. [Towertalk] radiation pattern (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Wed, 1 May 2002 09:38:50 -0600; Force 12 provides the gain numbers for each of their antennas. One solution would be to use a monobander of comparable gain for the model for each band. The pattern you are asking for, namely every 1; /archives//html/Towertalk/2002-05/msg00021.html (7,690 bytes)
350. [Towertalk] 15M on C31XR (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Wed, 8 May 2002 15:16:01 -0600; I would have expected your 40 ft high antenna to be better than the 100 ft high C31XR once the band opens. My experience from my own station and N4AR's super station is that 15M antennas at 80 and 90; /archives//html/Towertalk/2002-05/msg00209.html (12,130 bytes)
351. [Towertalk] 15M on C31XR (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Wed, 8 May 2002 15:29:31 -0600; That reminds me of a situation described to me by a friend. He had an A4S at 70 ft and noted it worked well on 10 and 20 but seemed less competitive on 15M. I asked about his guy wires which were pla; /archives//html/Towertalk/2002-05/msg00210.html (13,218 bytes)
352. [Towertalk] 15M on C31XR (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Thu, 9 May 2002 10:28:53 -0600; At N4AR, we had among other things, a 6L15 at 90 ft and a CC 4L15 at 50 ft with a side mount rotor for EU / AF / Carib. The 6L15 at 90 ft was getting KILLED in the pileups (multiplier station of a M/; /archives//html/Towertalk/2002-05/msg00247.html (8,751 bytes)
353. [Towertalk] Distance to tower (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Fri, 10 May 2002 04:42:11 -0600; Here's my idea for a single 160 ft tower: First, ROTATE the TOWER. Second, use fiberglass guy rod at 40, 80, 120, 160 ft. Antennas: 160 ft 2L40 plus 80M rotary dipole (at right angles) 120 ft BIG Tri; /archives//html/Towertalk/2002-05/msg00286.html (9,272 bytes)
354. [Towertalk] Distance to tower (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Fri, 10 May 2002 11:01:16 -0600; I use 3/4 inch 75 ohm CATV hardline for all my runs over 200 ft. Loss is ~0.3+ dB / 100 ft at 28 MHz which comes to ~2 dB for 600 ft on 10M, about the same as 200 ft of RG213 ! My most RELIABLE conne; /archives//html/Towertalk/2002-05/msg00288.html (7,954 bytes)
355. [Towertalk] Seeking input for new antenna. (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Fri, 10 May 2002 10:53:53 -0600; Yes, the XR5 is 2L per band. Actually a very good simple design. You can line reflectors up by band with little destructive interaction. the problem is with directors. That's where traps or close spa; /archives//html/Towertalk/2002-05/msg00289.html (13,070 bytes)
356. [Towertalk] Distance to tower (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Fri, 10 May 2002 11:14:03 -0600; My offering was in response to the guy who expressed interest in a SINGLE 160 ft Tower. I contend that it is a VERY EFFECTIVE solution for DXing. More antennas on separate towers is very useful for c; /archives//html/Towertalk/2002-05/msg00290.html (7,976 bytes)
357. [Towertalk] 40 meter boom, 80 meter dipole? (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Wed, 29 May 2002 11:21:52 -0600; Sounds like an ideal design for 80 / 40 Paul. The majority of the boom loading comes from the end elements. The best way to support the matching arm is under the boom. You can feed at any point below; /archives//html/Towertalk/2002-05/msg00778.html (9,087 bytes)
358. [Towertalk] 40 meter boom, 80 meter dipole? (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Wed, 29 May 2002 11:21:52 -0600; Sounds like an ideal design for 80 / 40 Paul. The majority of the boom loading comes from the end elements. The best way to support the matching arm is under the boom. You can feed at any point below; /archives//html/Towertalk/2002-05/msg00779.html (9,051 bytes)
359. [Towertalk] rotator tune-up checklist (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Wed, 29 May 2002 18:17:09 -0600; The SECOND time the kind of people who have seen the ball bearings bounce all over the floor know to put the rotor in a tub or washbasin or large (oil collection) pan before opening :-) Tom N4KG ____; /archives//html/Towertalk/2002-05/msg00793.html (9,184 bytes)
360. [Towertalk] Windload "partway up" (score: 1): Author: n4kg@juno.com (n4kg@juno.com); Date: Wed, 29 May 2002 21:36:21 -0600; STEVE, With apologies, I DISAGREE with your conclusion that it "doesn't matter where the load is since it all turns into leg compression at some point. Horizontal forces (antenna / tower loading) are; /archives//html/Towertalk/2002-05/msg00796.html (9,357 bytes)

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