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Total 15 documents matching your query.

1. [AMPS] interesting SS amps (score: 1): Author: jtml@lanl.gov (John T. M. Lyles); Date: Tue, 15 Feb 2000 13:07:08 -0700; Dr. Hiroaki Ikeda in Tokyo has been a long time developer of high power solid state amplifiers for broadcast. I met him in 1980, at a conference, when he was pushing MOSFETS from Hitachi and NEC to d; /archives//html/Amps/2000-02/msg00259.html (9,639 bytes)
2. [AMPS] interesting SS amps (score: 1): Author: measures@vcnet.com (measures); Date: Tue, 15 Feb 2000 12:48:18 -0700; PAA12514 Sender: owner-amps@contesting.com Precedence: bulk X-Sponsor: W4AN, KM3T, N5KO & AD1C ? If the radio world had been using solid-state amps since the very beginning, and a small company in Sa; /archives//html/Amps/2000-02/msg00263.html (10,086 bytes)
3. [AMPS] interesting SS amps (score: 1): Author: ko0u@os.com (Steve Harrison); Date: Tue, 15 Feb 2000 22:19:54 +0000; For lots of RF power, perhaps. But how many pico-sized 8973s could you fit into a package the size of a Pentium? Guess we'll never know ;o)))) 73, Steve K0XP -- FAQ on WWW: http://www.contesting.com/; /archives//html/Amps/2000-02/msg00266.html (8,306 bytes)
4. [AMPS] interesting SS amps (score: 1): Author: watson@epiloglaser.com (George K. Watson); Date: Tue, 15 Feb 2000 16:46:25 -0700; Whether or not something is hailed as a breakthrough is most likely dependent on the context that the development takes place in. The above described could in fact be a breakthrough in home heating; /archives//html/Amps/2000-02/msg00267.html (8,220 bytes)
5. [AMPS] interesting SS amps (score: 1): Author: measures@vcnet.com (measures); Date: Tue, 15 Feb 2000 22:42:51 -0700; <amps@contesting.com> Mime-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Sender: owner-amps@contesting.com Precedence: bulk X-Sponsor: W4AN, KM3T, N5KO & AD1C breakthrough? the Transistor; /archives//html/Amps/2000-02/msg00271.html (8,793 bytes)
6. SV: [AMPS] interesting SS amps (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Wed, 16 Feb 2000 08:34:44 +0000; I read in a German radio magazine from around 1920 the following sentence: " will radio tubes ever replace spark gaps in radio transmitters? ". Nothing new under the sun then? de Hans/SM5KI -- -- FAQ; /archives//html/Amps/2000-02/msg00273.html (9,399 bytes)
7. [AMPS] interesting SS amps (score: 1): Author: philk5pc@tyler.net (Phil Clements); Date: Wed, 16 Feb 2000 08:52:56 -0600; I read in a German radio magazine from around 1920 the following sentence: " will radio tubes ever replace spark gaps in radio transmitters? ". Nothing new under the sun then? de Hans/SM5KI That is a; /archives//html/Amps/2000-02/msg00279.html (8,444 bytes)
8. [AMPS] interesting SS amps (score: 1): Author: DAVED@ctilidar.com (Dave D'Epagnier); Date: Wed, 16 Feb 2000 08:58:57 -0700; Solid state amplifiers have their advantages. I for one like the fact that they are inherently wide band and can typically operate from 1.8MHz to 50MHz into 2.5:1 vswr without tuning. To me, on the a; /archives//html/Amps/2000-02/msg00281.html (9,965 bytes)
9. [AMPS] interesting SS amps (score: 1): Author: watson@epiloglaser.com (George K. Watson); Date: Wed, 16 Feb 2000 09:21:44 -0700; Are we forgetting that pesky little filament? There is no analagous structure in a solid state amp. So if you wish to speak of "systemic", or wall plug efficiency, the above figures are a bit mislea; /archives//html/Amps/2000-02/msg00284.html (8,956 bytes)
10. [AMPS] interesting SS amps (score: 1): Author: watson@epiloglaser.com (George K. Watson); Date: Wed, 16 Feb 2000 10:17:50 -0700; line voltage (and YES! They may in fact, be here. Very much here. The power supply issue is probably possible to address at the 50V drain level, but I can't say for sure as I am a novice at buck con; /archives//html/Amps/2000-02/msg00286.html (9,013 bytes)
11. [AMPS] interesting SS amps (score: 1): Author: measures@vcnet.com (measures); Date: Wed, 16 Feb 2000 09:01:37 -0700; <jtml@lanl.gov>, "AMPS" <amps@contesting.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by c; /archives//html/Amps/2000-02/msg00293.html (10,625 bytes)
12. [AMPS] interesting SS amps (score: 1): Author: phil@invest.fsbusiness.co.uk (phil); Date: Wed, 16 Feb 2000 19:00:48 +0000; Rich, I know how much you like your tubes. My engineer has nearly completed one of Fritz Raab's class-E PA's with a pair of 5 dollar (IRFP450) FET's. 100v rail, 92% efficient, 750w out (albeit only o; /archives//html/Amps/2000-02/msg00296.html (8,881 bytes)
13. [AMPS] interesting SS amps (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Thu, 17 Feb 2000 10:42:47 -0800; What does it do into 3:1 all phases? With such a big FET you might get away with it, but I'd wear safety specs to stop bits of exploding package going in my eyes :-) Steve -- FAQ on WWW: http://www.; /archives//html/Amps/2000-02/msg00303.html (8,421 bytes)
14. [AMPS] interesting SS amps (score: 1): Author: phil@invest.fsbusiness.co.uk (phil); Date: Thu, 17 Feb 2000 19:08:57 +0000; Steve, The answer is, as with any amp, bipolar, fet class-e, etc etc is how long is a piece of string. In this case it's usually down to how much headroom you have for the device on Vds at the power; /archives//html/Amps/2000-02/msg00316.html (8,390 bytes)
15. [AMPS] interesting SS amps (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Fri, 18 Feb 2000 16:09:48 -0800; --Original Message-- From: phil <phil@invest.fsbusiness.co.uk> To: Steve Thompson <rfamps@ic24.net> Cc: amps@contesting.com <amps@contesting.com> To: <amps@contesting.com> Date: 18 February 2000 03:1; /archives//html/Amps/2000-02/msg00321.html (9,232 bytes)

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