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Total 3 documents matching your query.

1. [Amps] 3-500Z quality and new 572B (score: 1): Author: "Hsu" <hsu4qro@gmail.com>; Date: Thu, 9 Oct 2014 12:14:25 +0800; I just know the Chinese 3-500Z have a new manufacturer, it located nearbay my home, just only 500 mtrs :D. Could someone can tell me how about the tube's quality of new manuafcturer? I'm disscussing; /archives//html/Amps/2014-10/msg00029.html (7,182 bytes)
2. Re: [Amps] 3-500Z quality and new 572B (score: 1): Author: "Tim Duffy" <k3lr@k3lr.com>; Date: Thu, 9 Oct 2014 08:32:08 -0400; Hello Hsu, 572B tubes are in demand here in the USA. Many dealers have no stock and cannot make promises when more 572Bs will be available. So a new manufacture of quality 572B tubes would be welcome; /archives//html/Amps/2014-10/msg00030.html (8,113 bytes)
3. Re: [Amps] 3-500Z quality and new 572B (score: 1): Author: "Hsu" <hsu4qro@gmail.com>; Date: Tue, 14 Oct 2014 05:40:43 +0800; Should due to the bigget lead inductance?I do not think 572B havd too much anode capacitance.just abit bigger. 572b tubes used in quads have anode capacitance (200ohms) which is troublesome at 15-6 m; /archives//html/Amps/2014-10/msg00057.html (8,327 bytes)

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