- 1. [TowerTalk] Ham IV rotor control box (score: 1)
- Author: n9rla@yahoo.com (Dan Evans)
- Date: Wed, 28 Nov 2001 10:19:55 -0500
- Hi Folks, A local friend brought over a Ham IV control box this past weekend. He told me it quit working, and wanted me to check it out for him. I've never owned a Ham IV, but luckily he brought the
- /archives//html/Towertalk/2001-11/msg00554.html (9,019 bytes)
- 2. [TowerTalk] Ham IV rotor control box (score: 1)
- Author: pringle50@home.com (pringle50@home.com)
- Date: Wed, 28 Nov 2001 09:49:42 -0600
- Dan: Terminals 1 and 2 represent the brake solenoid and the resistance listed in the specifications is 0.75 ohms. There are several things that could cause it not to work and you will need to check f
- /archives//html/Towertalk/2001-11/msg00555.html (11,509 bytes)
- 3. [TowerTalk] Ham IV rotor control box (score: 1)
- Author: k6ll@juno.com (David O Hachadorian)
- Date: Wed, 28 Nov 2001 11:05:34 +0000
- My Tailtwister manual says .4 ohm. I think your manual has a typo. Dave Hachadorian, K6LL Yuma, AZ K6LL@juno.com List Sponsored by AN Wireless: AN Wireless handles Rohn tower systems, Trylon Titan to
- /archives//html/Towertalk/2001-11/msg00557.html (10,455 bytes)
- 4. [TowerTalk] Ham IV rotor control box (score: 1)
- Author: n3rr@erols.com (Bill Hider (N3RR))
- Date: Wed, 28 Nov 2001 15:27:48 -0500
- My Ham IV manual, page 20, says that the resistance across terminals 1 and 2 should read .4 Ohms. I see no place where resistance should be 4 Ohms. My HAM IV manual is dated 1 Aug 84 and is PN 801935
- /archives//html/Towertalk/2001-11/msg00558.html (11,638 bytes)
- 5. [TowerTalk] Ham IV rotor control box (score: 1)
- Author: ww5l@gte.net (Tom Anderson)
- Date: Wed, 28 Nov 2001 18:38:20 -0600
- Dan: My Ham IV manual, circa 1987, shows the following between terminals when checking from the ground: per table 2 on page 20 To Check resistance between terminals Brake Solenoid .75 ohms+leads 1-2
- /archives//html/Towertalk/2001-11/msg00559.html (13,109 bytes)
- 6. [TowerTalk] Ham IV rotor control box (score: 1)
- Author: kg5u@hal-pc.org (Dale L Martin)
- Date: Wed, 28 Nov 2001 18:35:22 -0600
- I have a Ham II and it says .75 ohms...manual dated 1/74 (Yes, Tom/K5RC, it's still up there and still working!) 73, dale, kg5u List Sponsored by AN Wireless: AN Wireless handles Rohn tower systems,
- /archives//html/Towertalk/2001-11/msg00560.html (10,334 bytes)
- 7. [TowerTalk] Ham IV rotor control box (score: 1)
- Author: n9rla@yahoo.com (Dan Evans)
- Date: Wed, 28 Nov 2001 22:13:45 -0500
- Many thanks Tom & All, It would seem that this manual has a slight, but important, typo! Looks like it may be time to let my friend in on the good/bad news. The good news is there doesn't seem to be
- /archives//html/Towertalk/2001-11/msg00564.html (15,957 bytes)
- 8. [TowerTalk] Ham IV rotor control box (score: 1)
- Author: n2mg@contesting.com (Mike Gilmer - N2MG)
- Date: 28 Nov 2001 19:43:40 -0800
- It may not be a typo at all, but an unforgivable mistake. It is NEVER a good idea to publish technical information with values like ".4". It should always be written with a leading zero as in "0.4".
- /archives//html/Towertalk/2001-11/msg00565.html (8,976 bytes)
- 9. [TowerTalk] Ham IV rotor control box (score: 1)
- Author: ve7hcb@rac.ca (Chris BONDE)
- Date: Wed, 28 Nov 2001 19:49:51 -0800
- I agree!! When studying arithmetic and such of mathematics at university, the prof said that the units position had to be filled, no matter what. Many marks were lost for writting ".4". He said that
- /archives//html/Towertalk/2001-11/msg00566.html (10,414 bytes)
- 10. [TowerTalk] Ham IV rotor control box (score: 1)
- Author: n2mg@contesting.com (Mike Gilmer - N2MG)
- Date: 29 Nov 2001 05:21:22 -0800
- The beauty of including the leading zero is that even if the decimal is faded (which is what I suspect happened in the Hygain manual) either from being very light at print time or simply from age, on
- /archives//html/Towertalk/2001-11/msg00571.html (10,903 bytes)
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