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Total 13 documents matching your query.

1. [Amps] tubes?? (score: 1): Author: c s <carlseye@verizon.net>; Date: Mon, 02 Jul 2007 18:39:11 -0400; Can anyone tell me If the so'called date codes on the tubes From china are really the correct codes , as we used to know them in this country ??? Or they some contrived sh-t for our dumber buyers????; /archives//html/Amps/2007-07/msg00019.html (6,114 bytes)
2. Re: [Amps] tubes?? (score: 1): Author: Peter Chadwick <g3rzp@g3rzp.wanadoo.co.uk>; Date: Tue, 3 Jul 2007 11:52:44 +0200 (CEST); The earliest mention I can find of 572Bs existing is in the 1962 ARRL Handbook, and for some time, the only manufacturer appeared to be Cetron. In that Handbook, the listings for it are as Class B pu; /archives//html/Amps/2007-07/msg00020.html (6,923 bytes)
3. Re: [Amps] tubes?? (score: 1): Author: "jeremy-ca" <km1h@jeremy.mv.com>; Date: Tue, 3 Jul 2007 09:12:56 -0400; The 572B was originally the Taylor T160L but Taylor was on the way out and Cetron took over. There are several conflicting stories of the business politics involved. Since AM was in a steep decline C; /archives//html/Amps/2007-07/msg00021.html (8,675 bytes)
4. Re: [Amps] tubes?? (score: 1): Author: Peter Chadwick <g3rzp@g3rzp.wanadoo.co.uk>; Date: Wed, 4 Jul 2007 11:24:05 +0200 (CEST); Cetron took over.< The original Taylor seemed to disappear shortly after WW2 - or at least, they didn't seem to advertise. Yet prior to WW2, they were considered quite a good supplier of transmittin; /archives//html/Amps/2007-07/msg00025.html (7,365 bytes)
5. Re: [Amps] tubes?? (score: 1): Author: "Tom W8JI" <w8ji@w8ji.com>; Date: Wed, 4 Jul 2007 06:56:17 -0400; A US company called Richardsons Electronics is the driving force behind the decline of multiple tube sources. They own Amperex, Cetron, and many others. Eimac was even stupid enough to allow Richard; /archives//html/Amps/2007-07/msg00026.html (8,148 bytes)
6. Re: [Amps] tubes?? (score: 1): Author: "jeremy-ca" <km1h@jeremy.mv.com>; Date: Wed, 4 Jul 2007 08:17:06 -0400; The last info I could find on Taylor was for 1958. I have several of their old bottles as well as some H&K. It appears that Cetron bought out RCA's 811A line but I dont know the year. They produced t; /archives//html/Amps/2007-07/msg00027.html (8,017 bytes)
7. Re: [Amps] tubes?? (score: 1): Author: "EP Swynar" <gswynar@durham.net>; Date: Wed, 4 Jul 2007 07:18:53 -0400; Tom originally wrote... "...If you want to see the single worse thing that ever happened to the tube industry, look carefully at the history of Richardsons." ** The only thing worse -- but no doubt e; /archives//html/Amps/2007-07/msg00037.html (8,257 bytes)
8. Re: [Amps] tubes?? (score: 1): Author: "Tom W8JI" <w8ji@w8ji.com>; Date: Thu, 5 Jul 2007 17:32:44 -0400; Richardsons owns Amperex. Richardsons owns Cetron. 73, Tom W8JI -- Original Message -- From: "Bill Fuqua" <wlfuqu00@uky.edu> To: "Tom W8JI" <w8ji@w8ji.com>; <g3rzp@g3rzp.wanadoo.co.uk>; "jeremy-ca" <; /archives//html/Amps/2007-07/msg00038.html (10,729 bytes)
9. Re: [Amps] tubes?? (score: 1): Author: Bill Fuqua <wlfuqu00@uky.edu>; Date: Thu, 05 Jul 2007 12:42:20 -0400; Amperex power tubes are made by Covimag in France. http://www.covimag.fr/products.html As far as I know covimag the only one still making 3-1000Z,H, 4PR1000A and 4-1000A tubes. Triton was not very su; /archives//html/Amps/2007-07/msg00039.html (9,892 bytes)
10. Re: [Amps] tubes?? (score: 1): Author: "Tom W8JI" <w8ji@w8ji.com>; Date: Fri, 6 Jul 2007 10:04:53 -0400; Here's some history about Richardsons: In 1991, the Company settled an antitrust suit with the U.S. Department of Justice related to its participation in the electron tube manufacturing industry. As; /archives//html/Amps/2007-07/msg00046.html (9,510 bytes)
11. Re: [Amps] tubes?? (score: 1): Author: "k7fm" <k7fm@teleport.com>; Date: Fri, 6 Jul 2007 07:32:43 -0700; I just read the Justice Department has recently indicated that in the future they will be less interested in bringing anti-trust action if there is any other competition. I would expect this to mean; /archives//html/Amps/2007-07/msg00048.html (8,348 bytes)
12. Re: [Amps] tubes?? (score: 1): Author: "Robert Bonner" <rbonner@qro.com>; Date: Fri, 6 Jul 2007 11:44:45 -0500; When I worked for Electronic Center (ECI) in MSP during my college undergrad years circa 1978-79-80 ish We were a fairly large Eimac dealer. That is as Eimac dealers went in those days. I've mentione; /archives//html/Amps/2007-07/msg00051.html (12,954 bytes)
13. Re: [Amps] tubes?? (score: 1): Author: "EP Swynar" <gswynar@durham.net>; Date: Sat, 7 Jul 2007 08:42:23 -0400; On Friday 6th July Colin said... "...Maybe we can get Wal-Mart to purchase Richardson." ** Colin, If / when something like that ever did happen, you could be assured that every tube made after that d; /archives//html/Amps/2007-07/msg00062.html (8,342 bytes)

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