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1. [Amps] Plate Choke Values (score: 1): Author: "Eddy Swynar" <gswynar@durham.net>; Date: Thu, 5 Feb 2009 07:35:24 -0500; Good Morning All, Am I missing something here...? Extensive research here into years & years of ARRL HANDBOOKS, Bill Orr HANDBOOKS, and the internet have shed precious little light in the matter of o; /archives//html/Amps/2009-02/msg00105.html (7,436 bytes)
2. Re: [Amps] Plate Choke Values (score: 1): Author: "Alex Eban" <alexeban@gmail.com>; Date: Thu, 5 Feb 2009 15:29:24 +0200; Merry meet you all: Based on the past experience we had when working on high power transmitters at Elisra : The impedance of the choke should be about 5 to 10 times the design load impedance of the s; /archives//html/Amps/2009-02/msg00107.html (9,592 bytes)
3. Re: [Amps] Plate Choke Values (score: 1): Author: "Carl" <km1h@jeremy.mv.com>; Date: Thu, 5 Feb 2009 09:00:23 -0500; In the old days of Class C and early SSB a 10X reactance was the norm for the choke. As bands were added (15M took out the National R-175 for example and resulted in the R-175A) and since the late 60; /archives//html/Amps/2009-02/msg00108.html (9,960 bytes)
4. Re: [Amps] plate choke values (score: 1): Author: "Roy" <royanjoy@ncn.net>; Date: Thu, 5 Feb 2009 09:04:46 -0600; Eddy asked, "Good Morning All, Am I missing something here...? Extensive research here into years & years of ARRL HANDBOOKS, Bill Orr HANDBOOKS, and the internet have shed precious little light in th; /archives//html/Amps/2009-02/msg00109.html (8,858 bytes)
5. Re: [Amps] Plate Choke Values (score: 1): Author: Alton McConnell <amcconnell3@hotmail.com>; Date: Thu, 5 Feb 2009 15:25:14 +0000; Hello Alex and Everyone: You would'nt happen to have a schematic and maybe some photos of this type of plate choke arrangement with the tank circutiry also? I am in the process of building a 4-1000 a; /archives//html/Amps/2009-02/msg00110.html (11,789 bytes)
6. Re: [Amps] Plate Choke Values (score: 1): Author: "Peter Voelpel" <df3kv@t-online.de>; Date: Thu, 5 Feb 2009 17:54:13 +0100; As you are already going to use vacuum variables you can put the choke after the roller inductor to the 50 ohm side. The anode variable and roller must withstand twice your anode voltage and the bloc; /archives//html/Amps/2009-02/msg00114.html (8,048 bytes)
7. Re: [Amps] Plate Choke Values (score: 1): Author: Vic K2VCO <vic@rakefet.com>; Date: Thu, 05 Feb 2009 09:10:33 -0800; This is a good question which I would like to know the answer to as well. My SB1000 makes less power on 160 than 80 or 40 meters; I am wondering if the choke is adequate. Some years ago I had an olde; /archives//html/Amps/2009-02/msg00115.html (9,045 bytes)
8. Re: [Amps] Plate Choke Values (score: 1): Author: Radio WC6W <wc6w_amps@yahoo.com>; Date: Thu, 5 Feb 2009 09:15:58 -0800 (PST); Hi Eddy, You may find my compendium of plate choke technology to be of interest: http://wc6w.50webs.com/wc6wamps/index.html?fr62.html 73 & Good morning, Marv WC6W ____________________________________; /archives//html/Amps/2009-02/msg00116.html (10,126 bytes)
9. Re: [Amps] Plate Choke Values (score: 1): Author: "alexeban" <alexeban@gmail.com>; Date: Thu, 5 Feb 2009 20:10:09 +0200; I would very much like to recommend a grounded grid arrangement. I am using one myself for quite a while now. I inherited it from the late 4X1AT, a very nice ham. We were very sorry when he passed aw; /archives//html/Amps/2009-02/msg00119.html (14,208 bytes)
10. Re: [Amps] Plate Choke Values (score: 1): Author: "alexeban" <alexeban@gmail.com>; Date: Thu, 5 Feb 2009 20:29:22 +0200; What I can say for sure is that the amplifier I have puts out about 950 Watts at 2500 VDC on the plate and uses air capacitors. I never had arcing or burnouts! The idea put forth by Peter is wonderfu; /archives//html/Amps/2009-02/msg00120.html (9,654 bytes)
11. Re: [Amps] Plate Choke Values (score: 1): Author: Gudguyham@aol.com; Date: Thu, 5 Feb 2009 07:48:34 EST; Eddy, that's a good question and you are right many amps have totally different values for their inductance of plate chokes. I am pretty sure I saw this issue dealt with in the handbook or Orr book,; /archives//html/Amps/2009-02/msg00122.html (8,715 bytes)

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