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Total 4 documents matching your query.

1. [TowerTalk] Dielectric Grease (score: 1): Author: Robert Harmon <k6uj@pacbell.net>; Date: Sun, 22 Sep 2019 11:46:45 -0700; I am making a current balun with a 2.4" OD Fair Rite core wound with RG-400. PVC pipe is going thru the center and the RG-400 is routed thru the inside to SO-239's in PVC pipe caps on the ends. I am; /archives//html/Towertalk/2019-09/msg00445.html (7,156 bytes)
2. Re: [TowerTalk] Dielectric Grease (score: 1): Author: Grant Saviers <grants2@pacbell.net>; Date: Sun, 22 Sep 2019 14:24:17 -0700; The extra dielectric is going to increase the stray capacitance and the PVC has loss. So expect a lower self resonant frequency and more loss. I'm trying to make some high Q coils and conclude PVC pi; /archives//html/Towertalk/2019-09/msg00446.html (9,140 bytes)
3. Re: [TowerTalk] Dielectric Grease (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Sun, 22 Sep 2019 15:44:17 -0700; I'm trying to make some high Q coils and conclude PVC pipe is a poor form, even machined into a skeleton support. That's CW but I thought a skeleton might be ok - NOT. I think grey PVC is grey in p; /archives//html/Towertalk/2019-09/msg00450.html (10,267 bytes)
4. Re: [TowerTalk] Dielectric Grease (score: 1): Author: Robert Harmon <k6uj@pacbell.net>; Date: Sun, 22 Sep 2019 16:05:12 -0700; Thanks for the feedback, guys. One picture is worth a thousand words. Below is a picture of the choke balun. It is going to be attached to a T shaped Lexan plate for an inverted V center connection.; /archives//html/Towertalk/2019-09/msg00451.html (11,668 bytes)

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