- 1. [TowerTalk] Falling derrick (score: 1)
- Author: John Simmons <jasimmons@pinewooddata.com>
- Date: Sat, 20 Mar 2021 09:50:02 -0500
- I'm planning a tower installation for the summer. It is an HDBX, sections 8-4 (40 feet) with the hinged base. A 70 pound yagi and a Tailtwister will be at the top with a very short mast. I want to bu
- /archives//html/Towertalk/2021-03/msg00274.html (7,266 bytes)
- 2. Re: [TowerTalk] Falling derrick (score: 1)
- Author: "Richard (Rick) Karlquist" <richard@karlquist.com>
- Date: Sat, 20 Mar 2021 09:51:48 -0700
- I'm searching for answers to a couple questions: * How long should the lever be? * How much pulling force will I need to raise the tower? I realize that the force will be maximum when the tower
- /archives//html/Towertalk/2021-03/msg00275.html (10,216 bytes)
- 3. Re: [TowerTalk] Falling derrick (score: 1)
- Author: Grant Saviers <grants2@pacbell.net>
- Date: Sat, 20 Mar 2021 12:16:38 -0700
- Where and how you attach to the HDBX would be the starting point. A bit tricky given its design. 2/3 the way up might be ok so it doesn't buckle, but that is a guess. It's a trade off of tension buck
- /archives//html/Towertalk/2021-03/msg00277.html (8,509 bytes)
This search system is powered by
Namazu