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1. [TowerTalk] How to get "50 ohms J Zero"? (score: 1): Author: RLVZ@aol.com; Date: Mon, 29 Aug 2005 16:04:58 EDT; Hi Guys, Please advise what instruments can be used to adjust an antenna for "50 ohms J Zero"? I believe the MFJ 259B may do it but don't know how accurate it is. Are there precision instruments that; /archives//html/Towertalk/2005-08/msg00567.html (7,403 bytes)
2. Re: [TowerTalk] How to get "50 ohms J Zero"? (score: 1): Author: "Peter Chadwick" <g3rzp@g3rzp.wanadoo.co.uk>; Date: Mon, 29 Aug 2005 21:40:28 +0100; How accurately do you want the 50+j0? For the majority of purposes, anything under about a 1.5:1 SWR is more than adequate: for 30kW autotune HF tx's, we had a limit of a 2:1 SWR. If you really need; /archives//html/Towertalk/2005-08/msg00570.html (7,511 bytes)
3. Re: [TowerTalk] How to get "50 ohms J Zero"? (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Mon, 29 Aug 2005 16:22:13 -0700; How precisely do you need to adjust it? The MFJ is accurate enough for almost all ham work. If you need gnat's eyelash precision, then things like calibration standards will be important. A good shor; /archives//html/Towertalk/2005-08/msg00583.html (8,765 bytes)

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