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1. [Amps] My work is famous! (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Sun, 12 May 2002 20:25:14 -0500; Hey all, If anyone wants to see any of the amplifier design work I did in my previous life as an engineer at Motorola, check out this link: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=13518937; /archives//html/Amps/2002-05/msg00146.html (6,634 bytes)
2. [Amps] My work is famous! (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Mon, 13 May 2002 23:07:00 -0500; Paul and others, See below for a response I gave another Amps member on the subject. His question was if the module was really linear: Technically, no. The final module in the picture (the biggest on; /archives//html/Amps/2002-05/msg00189.html (9,382 bytes)
3. [Amps] al-1500 parasitic?? or some other problem? (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Wed, 15 May 2002 18:07:51 -0500; Maybe he should put some nichrome between his coax shields and tower? Maybe a blaun made out of nichrome for the beam? Gotta stop those parasites!; /archives//html/Amps/2002-05/msg00225.html (9,813 bytes)
4. [Amps] 10 Meters (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Thu, 14 Mar 2002 06:47:37 -0600; I've been quiet here, but Steve does make a good point. There are reasons why the international phonetics code was developed (although trust me - Alpha and Delta sound too close to each other!). That; /archives//html/Amps/2002-03/msg00291.html (9,418 bytes)
5. [Amps] 10 Meters (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Thu, 14 Mar 2002 07:02:58 -0600; Very good point. On my 1000D, the monitor samples the RF envelope. However, on 10M sometimes I get RF into the audio circuit in my headphones (not sure why - I have a bad headpone jack - could be it); /archives//html/Amps/2002-03/msg00292.html (9,362 bytes)
6. [Amps] 10 Meters (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Thu, 14 Mar 2002 16:07:36 -0600; No, not now. I have a high power yagi balun by Unadilla (I think that's how you spell it). Not sure of the internal construction. I didn't like the performance of the coaxial choke balun. Jon; /archives//html/Amps/2002-03/msg00329.html (8,334 bytes)
7. [Amps] re:(amps 10 meters) (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Thu, 14 Mar 2002 17:49:17 -0600; This is way off topic for the reflector, but I can't let this go by untouched. That's a bunch of BS you spout. The facts are that in order to make more fuel efficient engines, they will have to be sm; /archives//html/Amps/2002-03/msg00332.html (8,036 bytes)
8. [Amps] 10 Meters (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Fri, 15 Mar 2002 06:47:17 -0600; At the output of the amplifier - now that's an interesting place to put it. Why there and not at the antenna feedpoint? Interesting. Might be something I'll have to try out. 73, Jon NA9D; /archives//html/Amps/2002-03/msg00341.html (8,565 bytes)
9. [Amps] ft1000 (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Mon, 18 Mar 2002 12:07:45 -0600; There were a number of circuit enhancements, fixes, etc. over the life of the FT-1000 product. If you contact Yaesu, they will (at least they did for me) provide a free firmware and hardware upgrade; /archives//html/Amps/2002-03/msg00401.html (7,619 bytes)
10. [AMPS] SB-220 (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Thu, 14 Feb 2002 08:52:57 -0600; Well, for one, in the case of a mistuned amp (like when you start tuning the amp), you may have high grid current. Grid current that is too high can destroy the tube. Also, if you are matching the am; /archives//html/Amps/2002-02/msg00135.html (8,195 bytes)
11. [Amps] Re-subscribe ?? (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Mon, 25 Feb 2002 22:06:22 -0600; This has actually been going on for some time and just hit the amps reflector. One of the first to be switched was the RFI list. I wanted to change e-mail addresses and kept subscribing via majordomo; /archives//html/Amps/2002-02/msg00283.html (9,300 bytes)
12. [AMPS] Test - Ignore (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Tue, 08 Jan 2002 07:08:35 -0600; Just testing a new mailbox..... -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting; /archives//html/Amps/2002-01/msg00071.html (6,352 bytes)
13. [AMPS] Input matching experiment (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Fri, 18 Jan 2002 07:17:53 -0600; Tom, Correct me if I am wrong, but doesn't the literature lists one more reason for having an LC based matching network in you amp? It tends to act as an energy storage medium for when the tube is in; /archives//html/Amps/2002-01/msg00121.html (8,846 bytes)
14. [AMPS] Input matching experiment (score: 1): Author: na9d-2@speakeasy.net (Jon Ogden); Date: Fri, 18 Jan 2002 17:54:06 -0600; I wouldn't call walking where others have walked "dogmatic" thinking. It is silly to blaze a path through a mine field by yourself, when there are footprints from others who have walked through it. T; /archives//html/Amps/2002-01/msg00133.html (9,779 bytes)

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