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1. [Amps] Re: Amps Digest, Vol 12, Issue 33 (score: 1): Author: gw4dgu@blaenffos.org; Date: Tue, 16 Dec 2003 20:24:14 -0000; If it ever comes up as a scrapper, let me know!! I have a delivery address in VE6.......... Modern RF Fets are pretty robust devices and have an MTBF a couple orders of magnitude better than thermio; /archives//html/Amps/2003-12/msg00268.html (9,407 bytes)
2. Re: [Amps] Re: Amps Digest, Vol 12, Issue 33 (score: 1): Author: Larry Kayser <kayser@sympatico.ca>; Date: Wed, 17 Dec 2003 18:01:45 -0500; Chris: orders of magnitude better than thermionic devices, provided the junction/channel temperature is kept to a sensible level, and the breakdown voltage and dissipation limits of the device are ob; /archives//html/Amps/2003-12/msg00473.html (9,483 bytes)
3. Re: [Amps] Re: Amps Digest, Vol 12, Issue 33 (score: 1): Author: gw4dgu@blaenffos.org; Date: Wed, 31 Dec 2003 13:58:44 -0000; required. Can you be specific? They do. As I mentioned above, a solid state device has about two orders of magnitude greater MTBF than a tube This how folklore develops. There is no more need to att; /archives//html/Amps/2003-12/msg00488.html (12,676 bytes)
4. Re: [Amps] Re: Amps Digest, Vol 12, Issue 33 (score: 1): Author: R.Measures <r@somis.org>; Date: Wed, 31 Dec 2003 07:38:26 -0800; ... ** A 4cx1500A and larger, similar tetrodes can be rebuilt >20-times by recarburizing the thoriated-tungsten filament/cathode. Each rebuild is good for c. 20k hours of useful emission. ___________; /archives//html/Amps/2003-12/msg00489.html (7,439 bytes)

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