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Total 10 documents matching your query.

1. [Amps] difference between 2,3,4 and 43, 45, ... materials? (score: 1): Author: Dan Sawyer <dansawyer@earthlink.net>; Date: Sat, 19 Nov 2005 11:49:55 -0800; All, I am constructing a bi-directional coupler according to the notes in the arrl antenna handbook. It calls for a couple of transformers to be build. I have purchased Amadon 'red' cores. (I think p; /archives//html/Amps/2005-11/msg00352.html (6,893 bytes)
2. Re: [Amps] difference between 2,3,4 and 43, 45, ... materials? (score: 1): Author: Dan Sawyer <dansawyer@earthlink.net>; Date: Sun, 20 Nov 2005 11:48:26 -0800; Thanks, Does a quick bench test of winding two coils of equal turns and then driving one with a 50 Ohm sweep generator and terminating the other in 50 Ohms show a good representation of the bandwidth; /archives//html/Amps/2005-11/msg00385.html (7,920 bytes)
3. Re: [Amps] difference between 2,3,4 and 43, 45, ... materials? (score: 1): Author: "Jim Brown" <jim@audiosystemsgroup.com>; Date: Sun, 27 Nov 2005 13:11:59 -0600; Sorry to be late in responding -- I've been on the road. There's a tutorial on ferrites on my website. Select the two documents about RF interference. One is directed to audio, but has the best tutor; /archives//html/Amps/2005-11/msg00497.html (8,240 bytes)
4. Re: [Amps] difference between 2,3,4 and 43, 45, ... materials? (score: 1): Author: "Alex Eban" <alexeban@bezeqint.net>; Date: Sun, 27 Nov 2005 23:54:27 +0200; Another source is Bytemark. Not the cheapest but good service and willing to cater to hams. Alex 4Z5KS _______________________________________________ Amps mailing list Amps@contesting.com http://lis; /archives//html/Amps/2005-11/msg00498.html (7,535 bytes)
5. Re: [Amps] difference between 2,3,4 and 43, 45, ... materials? (score: 1): Author: "Bert" <balmemo@sympatico.ca>; Date: Mon, 28 Nov 2005 12:35:22 -0500; Hi Jim, I have read the suggested links on your website. Very interesting and informative. I suspect I have problems with a leaking cable TV system and would appreciate some advice. 1. How to confirm; /archives//html/Amps/2005-11/msg00504.html (9,480 bytes)
6. Re: [Amps] difference between 2,3,4 and 43, 45, ... materials? (score: 1): Author: Colin Lamb <k7fm@teleport.com>; Date: Mon, 28 Nov 2005 11:02:07 -0800 (GMT-08:00); "1. How to confirm that the cable TV system is leaking? (I don't have any sophisticated equipment)." It is pretty simple. If you are interfering, the cable is leaking. No real equipment is needed. Th; /archives//html/Amps/2005-11/msg00506.html (12,447 bytes)
7. Re: [Amps] difference between 2,3,4 and 43, 45, ... materials? (score: 1): Author: "Jim Brown" <jim@audiosystemsgroup.com>; Date: Mon, 28 Nov 2005 13:08:44 -0600; Not necessarily. Pin 1 problems in consumer audio and A/V gear will be excited by HF antenna current flowing on the shield of MATV and CATV coaxial cables. The coaxial downleads etc. are excellent re; /archives//html/Amps/2005-11/msg00507.html (8,420 bytes)
8. Re: [Amps] difference between 2,3,4 and 43, 45, ... materials? (score: 1): Author: "Dan Hearn" <dhearn@wwnw.net>; Date: Mon, 28 Nov 2005 15:16:16 -0800; Have you considered the possibility of RF coming in via the house wiring and the line cord? I have solved 2 problems with a few turns of the line cord thru a ferrite torroid.It is a very easy thing t; /archives//html/Amps/2005-11/msg00509.html (11,062 bytes)
9. Re: [Amps] difference between 2,3,4 and 43, 45, ... materials? (score: 1): Author: "Jim Brown" <jim@audiosystemsgroup.com>; Date: Tue, 29 Nov 2005 00:32:37 -0600; Coming in on the line cord, or the antenna current finding its counterpoise through the power system's safety ground? It could be either. When you stick a choke on the power line, you are breaking (o; /archives//html/Amps/2005-11/msg00514.html (9,060 bytes)
10. Re: [Amps] difference between 2,3,4 and 43, 45, ... materials? (score: 1): Author: "Bert" <balmemo@sympatico.ca>; Date: Sun, 4 Dec 2005 20:54:15 -0500; Thank you all for responding to my questions. Sorry about the delay. I was out of town last week. Hopefully I will try some of your suggestions next week at one of my neighbor's place. I'll let you k; /archives//html/Amps/2005-12/msg00026.html (10,352 bytes)

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