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1. Re: [Amps] Chinese 572b's on ebay (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Sat, 24 Nov 2007 17:37:10 +0900; Same dog, different leg action. Qmall is his shopfront and jcc368 is his seudonym. 73, Alek VK6APK http://www.qrz.com/vk6apk _______________________________________________ Amps mailing list Amps@con; /archives//html/Amps/2007-11/msg00352.html (8,224 bytes)
2. Re: [Amps] Chinese 572b's on ebay (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Sat, 24 Nov 2007 07:36:41 +0900; Yep. He's expensive but ok. 73, Alek VK6APK http://www.qrz.com/vk6apk _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinf; /archives//html/Amps/2007-11/msg00349.html (7,050 bytes)
3. Re: [Amps] PENTA 572b'S (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Fri, 23 Nov 2007 06:19:35 +0900; Yep, dead right. I buy them in direct from China for resale in Australia and can attest to their excellent quality. There is one downside however. The Shuguang factory which makes the tubes has decid; /archives//html/Amps/2007-11/msg00338.html (9,096 bytes)
4. Re: [Amps] 3-500ZG RF Parts tubes (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Tue, 13 Nov 2007 06:12:18 +0900; From what I know, they are all Chinese apart from the Amperex. The Chinese ones probably all come from the same factory and have different labels stamped on them. The different prices simply account; /archives//html/Amps/2007-11/msg00178.html (8,077 bytes)
5. Re: [Amps] Meter Scales (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Wed, 07 Nov 2007 06:04:48 +0900; Thanks all for the useful information. Much appreciated. 73, Alek VK6APK http://www.qrz.com/vk6apk _______________________________________________ Amps mailing list Amps@contesting.com http://lists.c; /archives//html/Amps/2007-11/msg00096.html (7,265 bytes)
6. [Amps] Meter Scales (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Tue, 06 Nov 2007 18:48:35 +0900; I am making up some meter faces for a homebrew single GS35B amplifier and I'm wondering about the fsd I should use. Plate volts is 3000V DC. I am proposing that the plate meter will be 1.5A fsd. What; /archives//html/Amps/2007-11/msg00070.html (6,281 bytes)
7. Re: [Amps] Drifting grid current (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Sun, 04 Nov 2007 12:07:10 +0900; G'day Martin You mentioned a black mark on the plate cap but you never mentioned the large brown stain in your underpants caused by that flashover. Try Dr Alex, UR4LL for replacement caps. He is very; /archives//html/Amps/2007-11/msg00051.html (10,062 bytes)
8. Re: [Amps] use of Emtron DX-2 during contest/expedition (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Fri, 02 Nov 2007 06:44:56 +0900; G'day Dick, The DX-2 needs no modifications to operate at the 1kW plus level in a 48 hour contest. The cooling is very adequate and at the 1kW level, I know that you won't even trip the switch to go; /archives//html/Amps/2007-11/msg00004.html (7,958 bytes)
9. Re: [Amps] PEP Wattmeters (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Fri, 19 Oct 2007 11:26:10 +0800; Larry, I have a circuit which I have been using since it was published in July 1991 by Garry, VK2YBX in an Australian electronics magazine called Silicon Chip. 73, Alek VK6APK http://www.qrz.com/vk6a; /archives//html/Amps/2007-10/msg00225.html (9,532 bytes)
10. Re: [Amps] Henry Amplifiers (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Wed, 28 Feb 2007 06:33:17 +0900; Try http://www.emtron.com.au/ 73, Alek VK6APK http://www.qrz.com/vk6apk _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listi; /archives//html/Amps/2007-02/msg00407.html (7,219 bytes)
11. Re: [Amps] DAYTON: UPDATE (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Fri, 23 Feb 2007 17:43:11 +0900; I wish! 73, Alek. VK6APK http://www.qrz.com/vk6apk _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps; /archives//html/Amps/2007-02/msg00372.html (7,585 bytes)
12. Re: [Amps] New Amps Group (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Wed, 20 Sep 2006 16:34:32 +0800; Bewdy! I'll see you there. Alek VK6APK http://www.qrz.com/vk6apk _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amp; /archives//html/Amps/2006-09/msg00243.html (7,306 bytes)
13. [Amps] TL-922 Cooling Thanks (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Mon, 11 Sep 2006 06:44:18 +0800; Thanks for the replies guys. The reason I asked is that my amp is not a factory 922. Rather it is a home brew amp in a 922 case. At a hamfest many years ago, I bought a case with meters , fan, socket; /archives//html/Amps/2006-09/msg00178.html (6,857 bytes)
14. Re: [Amps] amp tubes (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Sun, 10 Sep 2006 17:55:09 +0800; G'day Carl, Suspect number 1 is the Autek WM1 meter/s. In my experience with at least 6 of those units is that they are very generous with their readings. The 2 that I own are now adjusted back to re; /archives//html/Amps/2006-09/msg00164.html (9,367 bytes)
15. [Amps] Chinese 3-500 Tubes (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Sun, 10 Sep 2006 16:35:20 +0800; G'day All, With the help of list member Hsu, I just received a pair of 3-500 tubes from China. Initial observations say that they are good stuff. I've just spent a weekend on the air with them and th; /archives//html/Amps/2006-09/msg00163.html (6,815 bytes)
16. [Amps] TL-922 Cooling (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Sun, 10 Sep 2006 16:29:15 +0800; Anybody own a Kenwood TL-922? Can you tell me which way your cooling fan blows? Does it blow cool air into the amp and onto the tubes or does it draw air over the tubes and blow it out of the amp? Mi; /archives//html/Amps/2006-09/msg00162.html (6,776 bytes)
17. Re: [Amps] remove (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Wed, 06 Sep 2006 21:09:29 +0800; Read the header on this message and every other you've received from the list. The clue is there. List-Unsubscribe: <http://lists.contesting.com/mailman/listinfo/amps>, <mailto:amps-request@contestin; /archives//html/Amps/2006-09/msg00118.html (7,418 bytes)
18. Re: [Amps] email to Hsu (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Fri, 01 Sep 2006 19:59:24 +0800; G'day Lon, I have been having the same problems and have pointed this out to Hsu. You have to add a letter m to make it sohu.com For some reason, Hsu has left that m off his "reply to" address. When; /archives//html/Amps/2006-09/msg00012.html (8,368 bytes)
19. Re: [Amps] Filament forces (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Mon, 28 Aug 2006 17:33:44 +0800; Also for those interested, another side of the coin. I have a copy of the article here and can provide a .pdf of same to anybody who wants it. 73, Alek VK6APK http://www.qrz.com/vk6apk ______________; /archives//html/Amps/2006-08/msg00732.html (7,489 bytes)
20. Re: [Amps] pair of NOS 3-400Z available at a bargain price! (score: 1): Author: Alek Petkovic <vk6apk@eon.net.au>; Date: Sun, 27 Aug 2006 07:44:01 +0800; There's tubes lurking around in people's garages here downunder. They show up from time to time for lest than 1/3 of that price. You just gotta have patience and a keen eye. 73, Alek VK6APK http://ww; /archives//html/Amps/2006-08/msg00684.html (8,143 bytes)

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