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Total 6 documents matching your query.

1. Re: [Amps] Class E amd and MRF492 (score: 1)
Author: "Stefan" <ea5fy@ure.es>
Date: Thu, 10 Mar 2005 10:12:28 +0100
Dear friends Let me share a different point of view to Class E. I come from the Power Supply business (switching power supplies), where efficiency is one of the main design goal (but not always). Ple
/archives//html/Amps/2005-03/msg00256.html (9,374 bytes)

2. [Amps] Input Impedance of RF MOS amp (score: 1)
Author: "Stefan" <ea5fy@ure.es>
Date: Thu, 5 May 2005 16:06:35 +0200
Dear collegues Recently I was lucky enough to buy two KL300 (http://www.rmitaly.com/scheda.asp?IDGr=1&cat=0&tipo=94) amplifier at a flea market for a reasonable prize (2USD each) and I got them to wo
/archives//html/Amps/2005-05/msg00083.html (7,441 bytes)

3. Re: [Amps] Input Impedance of RF MOS amp (score: 1)
Author: "Stefan" <ea5fy@ure.es>
Date: Fri, 6 May 2005 08:38:39 +0200
Dear Karl-Arne You are completely right. The Amplifier fails in the lower frequencis (below 14MHz). I am already looking at the motorola appplication notes (and the amplifier the same company has for
/archives//html/Amps/2005-05/msg00094.html (10,637 bytes)

4. [Amps] MRF455 Spice model (score: 1)
Author: "Stefan" <ea5fy@ure.es>
Date: Wed, 11 May 2005 09:31:40 +0200
Does anybody have the PSpice model of the MRF455 (or similar) to play a bit around with PSpice. Thanks, Stefan EA5FY _______________________________________________ Amps mailing list Amps@contesting.
/archives//html/Amps/2005-05/msg00155.html (6,132 bytes)

5. [Amps] Dummy Load (score: 1)
Author: "Stefan" <ea5fy@ure.es>
Date: Mon, 23 May 2005 17:22:19 +0200
Dear friends I am trying to build a Dummy load made out of many parallel resistors (200x 10k/2W), and I am thinking of which would be the best configuration. I have seen (and even used myself) a bus
/archives//html/Amps/2005-05/msg00269.html (7,539 bytes)

6. [Amps] Refurbishing CB amp (score: 1)
Author: "Stefan" <ea5fy@ure.es>
Date: Mon, 3 Oct 2005 17:49:31 +0200
Hi friends I am trying to refurbish an CB amp. I am converting from class C to class AB (adding Vbe polarisation) and intend to change the output trafo to avoid saturation. But I have noticed a bad b
/archives//html/Amps/2005-10/msg00089.html (7,413 bytes)

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