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81. Re: [Amps] Need Zener for 2KD-3 (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Tue, 3 Feb 2015 20:19:22 +0000; I believe it is still an emitter follower. The voltage gain=1 and the current gain is >1 (both idealized) which is basically the definition. Some people call it a "voltage buffer" or "common collecto; /archives//html/Amps/2015-02/msg00034.html (10,749 bytes)
82. Re: [Amps] I'm not kidding: TL922 (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Sat, 7 Feb 2015 15:37:52 +0000; I'm a big time dog lover....but THAT was funny! Al AB2ZY _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps; /archives//html/Amps/2015-02/msg00085.html (8,879 bytes)
83. Re: [Amps] Time for New Power Meter (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Mon, 20 Apr 2015 17:37:00 +0000; I really like my Telepost LP-100a => http://www.telepostinc.com/ ________________________________________ From: Amps <amps-bounces@contesting.com> on behalf of Richard Solomon <dickw1ksz@gmail.com> S; /archives//html/Amps/2015-04/msg00131.html (7,990 bytes)
84. Re: [Amps] Time for New Power Meter (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Mon, 4 May 2015 00:16:40 +0000; Al AN2ZY Might I be allowed to suggest that Accuracy +/- 5% of Full Scale Power" means that the best accuracy they guarantee is that 5% at full scale. At lower readings, it may still be 5% or it mig; /archives//html/Amps/2015-05/msg00035.html (13,151 bytes)
85. Re: [Amps] Time for New Power Meter (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Mon, 4 May 2015 16:11:19 +0000; Given that the rule at the time was based on input power to the final stage, it begs the question of how could they possibly know without being in your shack? Granted, enforcement then was a far cry; /archives//html/Amps/2015-05/msg00054.html (10,835 bytes)
86. Re: [Amps] Unauthorized PayPal charges Beware (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Thu, 11 Jun 2015 14:26:17 +0000; There is zero fraud involved here. Unlike a credit card, no one can "pull" a charge from a PP account. The account owner must "push" funds, which gives you more control and security than a credit car; /archives//html/Amps/2015-06/msg00019.html (12,121 bytes)
87. Re: [Amps] Unauthorized PayPal charges Beware (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Thu, 11 Jun 2015 14:32:48 +0000; It's the first item returned from a Bing search. UK site, but the process is the same. https://www.paypal.com/uk/webapps/helpcenter/helphub/article/?solutionId=FAQ2145&topicID=SUBSCRIPTIONS_AND_BILLI; /archives//html/Amps/2015-06/msg00021.html (9,207 bytes)
88. Re: [Amps] Ham sells fine grit thing to clean contacts (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Mon, 17 Aug 2015 12:51:53 -0400; Me, if a relay goes flaky I would replace it In terms of very fine abrasives, the stuff used to polish the ends of optical fiber is as slick as it gets. It is a polyester film coated with diamond dus; /archives//html/Amps/2015-08/msg00062.html (8,864 bytes)
89. Re: [Amps] Help Identifying a Triad Transformer (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Mon, 2 Nov 2015 17:11:19 +0000; Doesnt look like a standard Triad part number. They almost always started with a letter. Was it special made for some military application? Here is the Triad standard catalog archive: http://www.tria; /archives//html/Amps/2015-11/msg00006.html (8,346 bytes)
90. Re: [Amps] Ameritron ALS 500M (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Mon, 23 Nov 2015 15:03:36 +0000; The glaring defect of this amplifier is that it runs on 12v and my understanding is that IMD is thus highly sensitive to supply voltage, i.e. a fraction of a volt change can improve the IMD from real; /archives//html/Amps/2015-11/msg00145.html (10,851 bytes)
91. Re: [Amps] Ugly Amps (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Mon, 30 Nov 2015 20:43:42 +0000; If it's orthogonal and the holes for the meters and controls line up, it isn't ugly! Al AB2ZY I'll contribute! I did have to purchase the GI-7bT tubes, but everything else was from my junque box. The; /archives//html/Amps/2015-12/msg00001.html (8,530 bytes)
92. Re: [Amps] Amplifier description? (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Tue, 19 Jan 2016 13:57:21 +0000; Obviously! Al AB2ZY Hi Could someone with English as their first language please describe what this amplifier really does? I have some trouble getting all the technical details right. http://www.eba; /archives//html/Amps/2016-01/msg00045.html (8,411 bytes)
93. Re: [Amps] SELL: Mint Drake L4B amplifier Package (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Tue, 10 May 2016 14:40:29 +0000; I thought the L4B was two packages - an RF deck and power supply. So I read this as the L4B RF deck and a power supply modified to use the same transformer as the AL-82 Al AB2ZY _____________________; /archives//html/Amps/2016-05/msg00019.html (15,345 bytes)
94. Re: [Amps] MLA2500 issue (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Tue, 15 Nov 2016 01:25:22 +0000; IIRC, the metal on those tubes is silver plated. Silver tarnishes . Typically silver sulfide (Ag2S - I have no idea where the sulfur comes from) and/or silver oxide (Ag2O), both of which are dark br; /archives//html/Amps/2016-11/msg00046.html (7,267 bytes)
95. Re: [Amps] "Conventional" current flow (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Fri, 2 Dec 2016 16:19:19 +0000; This is one of those subjects that is probably pointless to comment on. Current is the flow of charges, not particles. Charges are carried by particles such as electrons (negative) or ions (positive); /archives//html/Amps/2016-12/msg00013.html (10,094 bytes)
96. Re: [Amps] "Conventional" current flow (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Sat, 3 Dec 2016 03:37:48 +0000; No. In other devices (electrochemical cells, semiconductors depending on doping), they do because the charge carriers are not electrons. And its still just as irrelevant to any actual engineering. Th; /archives//html/Amps/2016-12/msg00024.html (9,579 bytes)
97. Re: [Amps] Stock up on tubes? (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Tue, 6 Dec 2016 15:59:19 +0000; On a related note... USA manufactures are required to offer replacement parts for many years (7 years I think), while other countries (in MOST cases) do not have that requirement. Only in California.; /archives//html/Amps/2016-12/msg00139.html (8,850 bytes)
98. Re: [Amps] FCC Denies Expert Linears' Request for Waiver of 15 dB Rule (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Thu, 5 Jan 2017 00:04:11 +0000; The spectrum has been auctioned off to land mobile users over the years, primarily government. Technology advances rendered the intended use for UPS obsolete before it was even born. They elected to; /archives//html/Amps/2017-01/msg00063.html (8,748 bytes)
99. Re: [Amps] AL800H mains switch replacement (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Tue, 31 Jan 2017 20:36:38 +0000; Here are the electrical specs: http://www.ameritron.com/Product.php?productid=507-1151 If the switch does not have the manufacturer and mfr. part on it, then use the filters at Mouser or Newark/Farne; /archives//html/Amps/2017-01/msg00306.html (8,155 bytes)
100. Re: [Amps] SS amps watercooling - was PowerGenius XL (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Sun, 5 Mar 2017 19:41:59 +0000; Distilled water is deionized - it is one of the ways deionized water is produced. All else being equal, deionized water can be cheaper to produce. It takes less energy to remove the ions from an aque; /archives//html/Amps/2017-03/msg00033.html (11,058 bytes)

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