Search String: Display: Description: Sort:

Results:

References: [ +from:jasimmons@pinewooddata.com: 113 ]

Total 113 documents matching your query.

101. Re: [TowerTalk] Guy Posts (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Tue, 18 Jun 2024 15:03:11 +0000
There are a ton of variables here. An engineer will hopefully chime in. Variables: * Guy wire angle * Tower/antenna wind loading * Wind speed area of USA * Soil stability * Height above ground for gu
/archives//html/Towertalk/2024-06/msg00040.html (9,155 bytes)

102. Re: [TowerTalk] Junk Coonectors (was Re: How lossy are PL-259s at HF?) (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Wed, 19 Jun 2024 12:05:31 +0000
Oh boy! The 'solder vs crimp' rears its ugly head once again! I'll feed the fire: Amphenol 82-202-RFG and p/n 82-312 N plug installation specifies *CLAMPING* the braid CommScope (Andrew) N connector
/archives//html/Towertalk/2024-06/msg00060.html (12,425 bytes)

103. Re: [TowerTalk] PL-259 - can connectors be recycled? (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Sun, 14 Jul 2024 19:43:57 +0000
Doesn't everyone have a bin full of these? "I'll get to this sometime" 73 -de "Curly" John NI0K QRZ.com<https://www.qrz.com/db/ni0k> Hamshack Hotline<https://hamshackhotline.com/> call me: 6100271 Co
/archives//html/Towertalk/2024-07/msg00007.html (9,098 bytes)

104. Re: [TowerTalk] TowerTalk Digest, Vol 259, Issue 15 160 meter trap/coil (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Thu, 25 Jul 2024 11:42:25 +0000
I follow this and all antenna discussions with passionate interest. Three questions: 73 -de "Curly" John NI0K QRZ.com<https://www.qrz.com/db/ni0k> Hamshack Hotline<https://hamshackhotline.com/> call
/archives//html/Towertalk/2024-07/msg00082.html (10,168 bytes)

105. Re: [TowerTalk] QEX articles on short loaded monopoles for mobile operation (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Fri, 26 Jul 2024 13:42:19 +0000
rioarc.org Barry's Articles Articles are written by Barry A. Booth, W9UCW. All articles are owned and copyrighted by Barry A. Boothe. https://rioarc.org/Barrys%20Articles.html<https://rioarc.org/Barr
/archives//html/Towertalk/2024-07/msg00094.html (10,632 bytes)

106. Re: [TowerTalk] TowerTalk Digest, Vol 259, Issue 15 160 meter trap/coil (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Tue, 30 Jul 2024 12:01:50 +0000
Thanks!!! I posted this 4 days ago https://rioarc.org/downloads/Boothe-QEX-Jan2014-part1.pdf and: https://rioarc.org/downloads/Boothe-QEX-Mar2014-part2.pdf ___________________________________________
/archives//html/Towertalk/2024-07/msg00123.html (10,104 bytes)

107. Re: [TowerTalk] Help with semi-broken Array Solutions Power Master II Wattmeter (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Mon, 12 Aug 2024 19:20:09 +0000
Using a SWAG, and since the sensor isn't complex I'd look there first. Open it up and look carefully at everything under a strong light. If there is a PC board, examine both sides. Since it is off by
/archives//html/Towertalk/2024-08/msg00029.html (9,552 bytes)

108. [TowerTalk] Was Copperweld, now antenna design (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Tue, 27 Aug 2024 14:48:30 +0000
Jim, "...the first one on his qrz page..." GJB's? I'm not seeing what you are referring to. 73 -de "Curly" John NI0K QRZ.com<https://www.qrz.com/db/ni0k> Hamshack Hotline<https://hamshackhotline.com/
/archives//html/Towertalk/2024-08/msg00057.html (7,994 bytes)

109. [TowerTalk] Side mount 2 Yagi stack mount (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Tue, 3 Sep 2024 14:26:55 +0000
I'm building a 2 Yagi stack with each Yagi having 4 elements on an 8' boom, 10/15M. I can manage the side arm distance from the mast, but how much vertical height for the side itself, i.e. vertical s
/archives//html/Towertalk/2024-09/msg00002.html (7,353 bytes)

110. Re: [TowerTalk] JK Mid Tri 15M Issue (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Wed, 4 Sep 2024 20:16:48 +0000
How about opening/shorting the 40M feedline whilst testing 15? Drew; Any changes to your 40m antenna(s)? I have had problems in the past with 40m antennas messing with 15m antenna operation. This one
/archives//html/Towertalk/2024-09/msg00008.html (11,874 bytes)

111. Re: [TowerTalk] JK Mid Tri 15M Issue (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Thu, 5 Sep 2024 13:30:28 +0000
I had a similar problem with my 2040 Falcon (separate drivers and feedlines for 20 and 40). The install crew wasn't antenna savvy and managed to bend the feedpoint coil on the 20M driver enough so th
/archives//html/Towertalk/2024-09/msg00015.html (11,860 bytes)

112. [TowerTalk] Rohn fold over kit (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Thu, 12 Sep 2024 14:42:54 +0000
I have an old Rohn catalog that has a couple drawings for the foldover series (FK25, FK45). However the drawings do not show detail of the hinge. Does anyone have a detail drawing or photo of the hin
/archives//html/Towertalk/2024-09/msg00024.html (6,834 bytes)

113. Re: [TowerTalk] 140' guyed tower worth? (score: 1)
Author: john simmons <jasimmons@pinewooddata.com>
Date: Wed, 25 Sep 2024 22:43:51 +0000
I went through this a few years ago. In my case it was a 180' 45G commercial land mobile site on 5 acres with a metal tower shack (reefer truck box). The cost to take it down was several times the wo
/archives//html/Towertalk/2024-09/msg00066.html (8,322 bytes)

Current List: 101 - 113
Page: [1] [2] [3] [4] [5] [6]
This search system is powered by Namazu