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Total 26 documents matching your query.

1. [TowerTalk] Rotators (score: 1): Author: K7LXC@aol.com (K7LXC@aol.com); Date: Mon, 16 Jul 2001 11:13:25 EDT; Well, I'd say there's some of that but as far as US rotators go they have their own set of weaknesses. The CDE/Hy-Gain/MFJ rotators were designed in the sixties and their problems are well documented; /archives//html/Towertalk/2001-07/msg00242.html (7,917 bytes)
2. [TowerTalk] Rotators (score: 1): Author: marc.wullaert3@pandora.be (Marc Wullaert); Date: Mon, 16 Jul 2001 19:58:45 +0200; Are you talking about the RD-1800 from C.A.T.S. Any pro's -contra's ? Marc on4ma 73 aa4lr@arrl.net have weak a us to HREF="http://www.ChampionRadio.com"> List Sponsor: Are you thinking about installi; /archives//html/Towertalk/2001-07/msg00244.html (9,307 bytes)
3. [TowerTalk] Rotators (score: 1): Author: zigster@mediaone.net (S. Markowski Jr.); Date: Mon, 16 Jul 2001 13:28:25 -0500; Can anyone share opinions on Prosistel (Big Boy) rotators? List Sponsor: Are you thinking about installing a tower this summer? Call us for information on our fabulous Trylon Titan self-supporting to; /archives//html/Towertalk/2001-07/msg00245.html (7,679 bytes)
4. [TowerTalk] Rotators (score: 1): Author: K7LXC@aol.com (K7LXC@aol.com); Date: Mon, 16 Jul 2001 16:58:33 EDT; I guess. I don't know what the nomemclature is. I doubt that he's got two models in the works. Nobody's seen one working or used one yet so no one knows. Cheers, Steve K7LXC Tower Tech List Sponsor:; /archives//html/Towertalk/2001-07/msg00246.html (7,381 bytes)
5. [TowerTalk] Rotators (score: 1): Author: seay@ALASKA.NET (Del Seay); Date: Wed, 21 Jan 1998 06:22:29 -0900; For those of you contemplating a new rotator, I would like to pass on this tidbit. A couple of years ago, I picked up a Yeasu Rotator (the 800 model) to turn a small antenna. It looked good on the br; /archives//html/Towertalk/1998-01/msg00344.html (7,633 bytes)
6. [TowerTalk] Rotators (score: 1): Author: n4zr@contesting.com (Pete Smith); Date: Wed, 21 Jan 1998 12:32:17 -0500; Whoah! A little fierce there, Del. I have one with, I think, the same control unit. Seems to me those plastic pieces are about right for the job. More to the point, has the rotator itself given you a; /archives//html/Towertalk/1998-01/msg00350.html (8,796 bytes)
7. [TowerTalk] Rotators (score: 1): Author: seay@Alaska.NET (Del Seay); Date: Wed, 21 Jan 1998 09:21:36 -0900; Hi Pete: Perhaps you're right. My little 800 has not caused a great problem, although another ham here had his self destruct. He said it rattles so bad when you shake it that he's afraid to open it.; /archives//html/Towertalk/1998-01/msg00352.html (9,697 bytes)
8. [TowerTalk] Rotators (score: 1): Author: ftbrady@cosmoslink.net (Frank T. Brady); Date: Tue, 3 Jun 1997 08:53:11 -0700; After reading a summary of tower talk on the web page of Scott KA9FOX, I asked Trylon and Harold MacFarlane for information. That summary was very helpful! My next problem is to find a rotator -- doe; /archives//html/Towertalk/1997-06/msg00096.html (8,071 bytes)
9. [TowerTalk] Rotators (score: 1): Author: K7LXC@aol.com (K7LXC@aol.com); Date: Tue, 3 Jun 1997 13:55:57 -0400 (EDT); so The two rotators that I would recommend would be the M2 Orion 2800 and a prop pitch. The 2800 has a worm gear drive system, big gears, a splined output shaft and the best mast clamp in the busines; /archives//html/Towertalk/1997-06/msg00097.html (8,952 bytes)
10. [TowerTalk] Rotators (score: 1): Author: KJ6Y@aol.com (KJ6Y@aol.com); Date: Tue, 3 Jun 1997 15:31:02 -0400 (EDT); M2 now has prop pitch and makes a real nice digital control also. Check them out, you may be surprised. Skip, KJ6Y Communications Service Co. http://members.aol.com/kj6y/skip.html -- FAQ on WWW: http; /archives//html/Towertalk/1997-06/msg00108.html (8,041 bytes)
11. [TowerTalk] Rotators (score: 1): Author: K7LXC@aol.com (K7LXC@aol.com); Date: Tue, 3 Jun 1997 16:07:00 -0400 (EDT); Yes, as a matter of fact it is, or was. It's the motor and transmission that changed the pitch of the propellers in B-26's, B-29's, etc. When you look at a propeller driven airplane (or aeroplane for; /archives//html/Towertalk/1997-06/msg00110.html (9,743 bytes)
12. [TowerTalk] Rotators (score: 1): Author: "k4sb@worldnet.att.net"@worldnet.att.net (Edward W. Sleight); Date: Wed, 04 Jun 1997 03:26:16 -0700; Just a little addendum...the prop pitches also came out of just about every engine that GE or Pratt & Whitney ever built, not just from the WW2 era. All the DC series up to the DC7, the Old Constalla; /archives//html/Towertalk/1997-06/msg00112.html (9,155 bytes)
13. [TowerTalk] Rotators (score: 1): Author: Joseph.F.Nemecek@twa.com (Nemecek, Joseph F.); Date: Tue, 3 Jun 1997 16:33:18 -0500; Thanks for the information, Ed. It brought to mind a question I've had for some time. Has anyone come up with a good indicating system for a prop-pitch motor? Every installation I'm aware of, the ham; /archives//html/Towertalk/1997-06/msg00114.html (10,731 bytes)
14. [TowerTalk] Rotators (score: 1): Author: G3SEK@ifwtech.demon.co.uk (Ian White, G3SEK); Date: Tue, 3 Jun 1997 22:58:52 +0100; I'd heard that modern prop pitch actuators are mostly hydraulic, so the supply of electric motors may be limited. Little cousin from the WW2 era was the cowl gill motor, which is a similar cylindrica; /archives//html/Towertalk/1997-06/msg00122.html (9,568 bytes)
15. [TowerTalk] Rotators (score: 1): Author: KJ6Y@aol.com (KJ6Y@aol.com); Date: Tue, 3 Jun 1997 20:15:12 -0400 (EDT); Most of the early idicators were the radio compass' off the aircraft, which used a selsen with a world map and the needle center on your QTH. M2 will also sell just the controll box and a modifcation; /archives//html/Towertalk/1997-06/msg00125.html (8,589 bytes)
16. [TowerTalk] Rotators (score: 1): Author: kn6di@IDT.NET (Daniel H. Arney Jr.); Date: Tue, 03 Jun 1997 19:10:37 -0700; This is a minor correction about what had prop pitch motors. The only Civilian plane to use them was a C-46 with special certification. The prototype DC-6 had them but had to be removed. All of the C; /archives//html/Towertalk/1997-06/msg00132.html (10,736 bytes)
17. [TowerTalk] Rotators (score: 1): Author: kbalmforth@compuall.com (K. Balmforth); Date: Mon, 02 Jun 1997 21:06:24 -0700; Regarding heavy duty rotors ... Coal was still a primary heating fuel in Idaho during the late 60's. My first antenna rotator used a coal stoker transmission that a local farmer gave me. That sucker; /archives//html/Towertalk/1997-06/msg00140.html (9,179 bytes)
18. [TowerTalk] Rotators (score: 1): Author: K7LXC@aol.com (K7LXC@aol.com); Date: Wed, 4 Jun 1997 10:05:47 -0400 (EDT); The most common technique that I've seen is to use selsyns for the indicator system. You can still pick them up at flea markets for five bucks or so. The trick is getting it to turn 1:1 with the mast; /archives//html/Towertalk/1997-06/msg00156.html (9,829 bytes)
19. Fwd: [TowerTalk] Rotators (score: 1): Author: K7LXC@aol.com (K7LXC@aol.com); Date: Wed, 4 Jun 1997 10:07:12 -0400 (EDT); Can anyone out there help Phil out? 73, Steve K7LXC -- Forwarded message: From: na4m@texas.net (Phil Duff) Sender: na4m@mrin52.mail.aol.com To: K7LXC@aol.com To: <towertalk@contesting.com> Date: 97-0; /archives//html/Towertalk/1997-06/msg00157.html (9,016 bytes)
20. [TowerTalk] Rotators (score: 1): Author: n4xm@iglou.com (Paul D. Schrader); Date: Wed, 4 Jun 1997 21:05:03 -0400; Frank, I have a large prop pitch with a home brew control panel that is 19" rack mount. Price is $500.00 firm plus PACKAGING and SHIPPING. The prop pitch itself weighs about 90 lbs. Prop pitch curren; /archives//html/Towertalk/1997-06/msg00183.html (9,498 bytes)

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