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Total 5 documents matching your query.

1. [TowerTalk] Protecting Control Lines (score: 1): Author: Mickey Baker <fishflorida@gmail.com>; Date: Fri, 8 Oct 2010 00:14:24 -0400; Are the devices sold for "lightning protection" of rotator and control lines all simply gap+MOV protectors? Perhaps GDT? Is one better than another? I respect your opinion, but do you have a technica; /archives//html/Towertalk/2010-10/msg00056.html (7,071 bytes)
2. Re: [TowerTalk] Protecting Control Lines (score: 1): Author: Pete Smith <n4zr@contesting.com>; Date: Fri, 08 Oct 2010 06:41:39 -0400; Speaking of plugs, Mickey, why not simply build an entry panel with plugs and jacks so you can disconnect everything when you are not on the air? 73, Pete N4ZR The World Contest Station Database, upd; /archives//html/Towertalk/2010-10/msg00057.html (8,567 bytes)
3. Re: [TowerTalk] Protecting Control Lines (score: 1): Author: "Mark Robinson" <markrob@mindspring.com>; Date: Fri, 8 Oct 2010 08:53:35 -0400; Yes I built my own and located the devices in the box at the bottom of the tower and in my SPG box at the shack wall.. I am using 19V MOV's for the 12V lines and I have some 65V MOV's for the 45V DC; /archives//html/Towertalk/2010-10/msg00058.html (8,846 bytes)
4. Re: [TowerTalk] Protecting Control Lines (score: 1): Author: "Perry - K4PWO" <k4pwo@comcast.net>; Date: Fri, 8 Oct 2010 10:27:13 -0500; If you look at the trip curves, a 600 volt @ 60 amp event takes about 5 ms. to trip the device. I think that transient devices with a standard low current fuse would work better. See http://hr-micro.; /archives//html/Towertalk/2010-10/msg00063.html (9,391 bytes)
5. Re: [TowerTalk] Protecting Control Lines (score: 1): Author: "Steve, W3AHL" <w3ahl@att.net>; Date: Fri, 8 Oct 2010 11:33:28 -0400; A much better part in my experience would be the Littelfuse TVS diode series, such as: http://www.littelfuse.com/products/TVS+Diodes/Axial+Lead/5KP.html They have 1 ps turn on time, lower clamping vo; /archives//html/Towertalk/2010-10/msg00064.html (9,051 bytes)

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