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Total 19 documents matching your query.

1. [TowerTalk] Prop Pitch question (score: 1): Author: Stephen Budensiek <kzerosd@gmail.com>; Date: Wed, 26 Feb 2020 22:46:30 -0500; Hello all. I'm cleaning stuff out, had 4 heart attacks, tower totally off limits for me now. I have a couple prop pitch gear units, got them back in the 1990's from a friend in North Carolina. He tol; /archives//html/Towertalk/2020-02/msg00149.html (6,704 bytes)
2. Re: [TowerTalk] Prop Pitch question (score: 1): Author: "Tim Duffy" <k3lr@k3lr.com>; Date: Thu, 27 Feb 2020 07:47:42 -0500; Hello Stephen: Talk to Kurt K7NV. K7nv@contesting.com 73 Tim K3LR Hello all. I'm cleaning stuff out, had 4 heart attacks, tower totally off limits for me now. I have a couple prop pitch gear units, g; /archives//html/Towertalk/2020-02/msg00151.html (7,619 bytes)
3. Re: [TowerTalk] Prop Pitch question (score: 1): Author: DALE LONG <dale.long@prodigy.net>; Date: Thu, 27 Feb 2020 13:20:02 +0000 (UTC); K7NV is the expert on prop pitch motors. He refurbishes them for resale. He probably would buy them, unless you know of a big contest station who may buy them. Take care of yourself. 73 Dale - N3; /archives//html/Towertalk/2020-02/msg00152.html (7,932 bytes)
4. Re: [TowerTalk] Prop Pitch question (score: 1): Author: <john@kk9a.com>; Date: Thu, 27 Feb 2020 22:40:43 -0500; Unfortunately my interest in prop pitch rotators came way too late in life. I have heard that years ago there were steel drums filled with these surplus motors and you could purchase for a prop pitch; /archives//html/Towertalk/2020-02/msg00153.html (7,200 bytes)
5. Re: [TowerTalk] Prop Pitch question (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Thu, 27 Feb 2020 20:47:02 -0800; That is in the same category as buying Xerox stock for $10/share. Right time, right place. _______________________________________________ _______________________________________________ TowerTalk ma; /archives//html/Towertalk/2020-02/msg00154.html (7,336 bytes)
6. Re: [TowerTalk] Prop Pitch question (score: 1): Author: W0MU Mike Fatchett <w0mu@w0mu.com>; Date: Fri, 28 Feb 2020 09:49:11 -0700; Small ones that have been refurbed sell for $3500.00 Where is the prop pitch graveyard lol! W0MU John KK9A Hello all. I'm cleaning stuff out, had 4 heart attacks, tower totally off limits for me now; /archives//html/Towertalk/2020-02/msg00157.html (8,663 bytes)
7. [TowerTalk] Prop pitch question (score: 1): Author: Stan Stockton <wa5rtg@gmail.com>; Date: Fri, 22 May 2020 11:29:10 -0500; I have an extra large prop pitch that has been turning a large 40m Yagi for 13.5 years. Unfortunately the gear reduction on the extra large prop pitch is only 5830-1 instead of 9576-1 for the small o; /archives//html/Towertalk/2020-05/msg00121.html (8,205 bytes)
8. Re: [TowerTalk] Prop pitch question (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Fri, 22 May 2020 09:44:44 -0700; On 5/22/20 9:29 AM, Stan Stockton wrote: I have an extra large prop pitch that has been turning a large 40m Yagi for 13.5 years. Unfortunately the gear reduction on the extra large prop pitch is only; /archives//html/Towertalk/2020-05/msg00123.html (9,202 bytes)
9. Re: [TowerTalk] Prop pitch question (score: 1): Author: Grant Saviers <grants2@pacbell.net>; Date: Fri, 22 May 2020 10:35:20 -0700; Hi Stan, My small PP moves a bit more back and forth in heavy wind, but does not drift. I think that is the backlash in the large gear reduction. Talking to K7NV about this he mentioned the advantage; /archives//html/Towertalk/2020-05/msg00126.html (10,438 bytes)
10. Re: [TowerTalk] Prop pitch question (score: 1): Author: john@kk9a.com; Date: Fri, 22 May 2020 13:46:45 -0500; I have a medium prop pitch turning a home brew 60' boom 20m beam and a small 40m beam. The medium prop pitch has a 7063:1 gear box and my antennas have never turned in the wind. The problem is that y; /archives//html/Towertalk/2020-05/msg00127.html (9,270 bytes)
11. Re: [TowerTalk] Prop pitch question (score: 1): Author: "Richard (Rick) Karlquist" <richard@karlquist.com>; Date: Fri, 22 May 2020 12:21:41 -0700; I have a MonstIR turned by a K7NV "small" prop pitch. I don't know how big your Yagi is, but mine has full size elements (70 feet long) on a 36 foot boom. I have been having the beam turn a bit durin; /archives//html/Towertalk/2020-05/msg00129.html (10,707 bytes)
12. Re: [TowerTalk] Prop pitch question (score: 1): Author: Stan Stockton <wa5rtg@gmail.com>; Date: Fri, 22 May 2020 14:37:14 -0500; Rick, Here is a nice video I took of the antenna about a year ago. https://www.youtube.com/watch?v=_c-_Rq8w7Kc Boom is 45G. Vertical Truss is 55G and side trusses are 25G. Antenna weighs something li; /archives//html/Towertalk/2020-05/msg00130.html (12,078 bytes)
13. Re: [TowerTalk] Prop pitch question (score: 1): Author: "Richard (Rick) Karlquist" <richard@karlquist.com>; Date: Fri, 22 May 2020 13:25:36 -0700; Way bigger than mine! Does the Green Heron only detect free wheeling when in debug mode, and not merely in normal "ON" mode? Rick N6RK Here is a nice video I took of the antenna about a year ago. htt; /archives//html/Towertalk/2020-05/msg00131.html (8,885 bytes)
14. Re: [TowerTalk] Prop pitch question (score: 1): Author: George Dubovsky <n4ua.va@gmail.com>; Date: Fri, 22 May 2020 16:33:34 -0400; Prop pitch motors came with brakes, sort of a disc brake; the first step in converting them to ham use is to remove the brake assembly from the bottom of the motor. It took a slug of current to opera; /archives//html/Towertalk/2020-05/msg00132.html (9,894 bytes)
15. Re: [TowerTalk] Prop pitch question (score: 1): Author: Stan Stockton <wa5rtg@gmail.com>; Date: Fri, 22 May 2020 15:39:20 -0500; You should ask Jeff, but I believe that you should have it in debug mode if you want to see the pulses register long after the last rotation. _______________________________________________ _________; /archives//html/Towertalk/2020-05/msg00133.html (9,494 bytes)
16. Re: [TowerTalk] Prop pitch question (score: 1): Author: Stan Stockton <wa5rtg@gmail.com>; Date: Fri, 22 May 2020 17:23:40 -0500; Yes, I have several new, extra large prop pitches. Had I thought it would not hold this particular antenna I might have tried to use the brake, but instead I removed the brake before installing on th; /archives//html/Towertalk/2020-05/msg00135.html (10,624 bytes)
17. Re: [TowerTalk] Prop pitch question (score: 1): Author: <john@kk9a.com>; Date: Fri, 22 May 2020 20:18:29 -0400; I would be surprised if your prop pitch is free wheeling unless the MonstIR is out of balance. K7NV may be the only rotator manufacture to figure out that there is more clamping surface area when usi; /archives//html/Towertalk/2020-05/msg00136.html (9,619 bytes)
18. Re: [TowerTalk] Prop pitch question (score: 1): Author: <john@kk9a.com>; Date: Fri, 22 May 2020 20:18:37 -0400; That is one disadvantage of a pulse system, I hope that you do not have to recalibrate often. I believe that 4O3A has a compass indicating controller. Of course you can accomplish having the same gai; /archives//html/Towertalk/2020-05/msg00137.html (8,211 bytes)
19. Re: [TowerTalk] Prop Pitch Question (score: 1): Author: <w2fu@frontiernet.net>; Date: Sat, 23 May 2020 17:53:09 -0400; Since I was asked....... The question as to use DEBUG mode to see pulses from the rotator, depends on the vintage of RT-21. The early units (now > 10-12 years old) would freeze the display to prevent; /archives//html/Towertalk/2020-05/msg00145.html (27,944 bytes)

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