- 1. [CQ-Contest] 75 to 50 ohm balun (score: 1)
- Author: "Grillo's" <ah3c@frii.com>
- Date: Mon, 14 Jun 2004 05:19:59 -0600
- I have hardline CATV 75 ohm feedline running up to my tower and need to terminate both ends. Can anyone suggest a method of making the 50 ohm connections while keeping 1:1 SWR? The outdoor connection
- /archives//html/CQ-Contest/2004-06/msg00175.html (7,911 bytes)
- 2. RE: [CQ-Contest] 75 to 50 ohm balun (score: 1)
- Author: <jukka.klemola@nokia.com>
- Date: Mon, 14 Jun 2004 15:12:10 +0300
- If you have a cable per band, use wl/12 transformer. 50 ohm in/out 1/12 wave 75 ohm 1/12 wave 50 ohm 75 ohms out/in 73, Jukka OH6LI _______________________________________________ CQ-Contest mailing
- /archives//html/CQ-Contest/2004-06/msg00176.html (8,864 bytes)
- 3. Re: [CQ-Contest] 75 to 50 ohm balun (score: 1)
- Author: k1ttt@arrl.net
- Date: Mon, 14 Jun 2004 08:32:27 -0400 (EDT)
- in most cases this isn't necessary. the swr caused by the mismatch is only about 1.4:1. unless there are specific reasons why that is unacceptable just hook it up and go for it. if you are picky you
- /archives//html/CQ-Contest/2004-06/msg00177.html (8,516 bytes)
- 4. Re: [CQ-Contest] 75 to 50 ohm balun (score: 1)
- Author: Bill <k6km@cncnet.com>
- Date: Mon, 14 Jun 2004 07:09:07 -0700
- Check I. C. E. Bill K6KM ** Grillo's wrote: I have hardline CATV 75 ohm feedline running up to my tower and need to terminate both ends. Can anyone suggest a method of making the 50 ohm connections w
- /archives//html/CQ-Contest/2004-06/msg00180.html (8,200 bytes)
- 5. Re: [CQ-Contest] 75 to 50 ohm balun (score: 1)
- Author: "Brad Hedges" <bhedges@nc.rr.com>
- Date: Mon, 14 Jun 2004 14:29:39 -0400
- Try this link: http://www.arraysolutions.com/Products/baluns.htm#50:75%20ohm%20Xfrm I have hardline CATV 75 ohm feedline running up to my tower and need to terminate both ends. Can anyone suggest a m
- /archives//html/CQ-Contest/2004-06/msg00188.html (8,374 bytes)
- 6. Re: [CQ-Contest] 75 to 50 ohm balun (score: 1)
- Author: "David A. Pruett" <k8cc@comcast.net>
- Date: Tue, 15 Jun 2004 00:23:31 -0400
- Up until a few years ago, I would have offered the same advice. However, a couple of caveats: - Make sure you avoid lengths that are odd multiples of 1/2 wavelength. This causes the line to act like
- /archives//html/CQ-Contest/2004-06/msg00193.html (10,715 bytes)
- 7. Re: [CQ-Contest] 75 to 50 ohm balun (score: 1)
- Author: "Grillo's" <ah3c@frii.com>
- Date: Tue, 15 Jun 2004 04:46:55 -0600
- Thanks to all who answered (CC list attached). I should have added the fact that my feed line will be connected to a multiple HF antenna switching box. All antennas will have a 50 ohm feed point impe
- /archives//html/CQ-Contest/2004-06/msg00194.html (9,170 bytes)
- 8. Re: [CQ-Contest] 75 to 50 ohm balun (score: 1)
- Author: kd4d@comcast.net
- Date: Tue, 15 Jun 2004 12:24:12 +0000
- Hi Pete: First match on "ICE FILTER TRANSFORMER" was Array Solutions. This page lists two UNUN's for 50 to 75 Ohm: http://www.arraysolutions.com/pricelist.htm You can also see http://www.arraysolutio
- /archives//html/CQ-Contest/2004-06/msg00195.html (8,589 bytes)
- 9. Re: [CQ-Contest] 75 to 50 ohm balun (score: 1)
- Author: Mike Gilmer <n2mg2@yahoo.com>
- Date: Tue, 15 Jun 2004 05:57:00 -0700 (PDT)
- Not surprising! Try searching the links on www.eham.net - they are much more targeted to ham related stuff. I did and got: http://www.iceradioproducts.com/ which redirects to arraysolutions http://w
- /archives//html/CQ-Contest/2004-06/msg00196.html (8,920 bytes)
- 10. Re: [CQ-Contest] 75 to 50 ohm balun (score: 1)
- Author: "N4XM Paul D. Schrader" <n4xm@iglou.com>
- Date: Tue, 15 Jun 2004 17:31:44 -0400
- Pete, For your "elegant single component" look at http://n4xm.myiglou.com. 73 Paul N4XM _______________________________________________ CQ-Contest mailing list CQ-Contest@contesting.com http://lists.
- /archives//html/CQ-Contest/2004-06/msg00201.html (10,041 bytes)
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