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Total 3 documents matching your query.

1. [Amps] Help with HP 428B Clip On Ammeter (score: 1): Author: "David C. Hallam" <dhallam@rapidsys.com>; Date: Wed, 3 May 2006 08:47:16 -0400; I recently acquired a nonworking HP-428B. The price was right, free. I downloaded a 428B manual from BAMA but find that HP introduced modifications that are not covered in the earlier BAMA manual ver; /archives//html/Amps/2006-05/msg00007.html (7,180 bytes)
2. Re: [Amps] Help with HP 428B Clip On Ammeter (score: 1): Author: Bob Sullivan <robert@isquare.com>; Date: Wed, 03 May 2006 09:59:44 -0400; David, That would be V8, (head drive amp), which is a 12AU7 ("selected by HP"). 73, Bob WØYVA Personal site: http://www.isquare.com/personal_pages/ras-hardware.htm ____________________________; /archives//html/Amps/2006-05/msg00010.html (8,656 bytes)
3. Re: [Amps] Help with HP 428B Clip On Ammeter (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Wed, 3 May 2006 09:20:35 -0500; A quick Google search shows several opportunities to purchase a HP 428B. A call or email might turn up the information you need. The first URL lists both HP 428A and HP 428B service manuals. http://w; /archives//html/Amps/2006-05/msg00011.html (9,043 bytes)

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