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|    rec.audio.tubes    |    Tube-based amplifiers... that go to 11    |    52,877 messages    |
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|    Message 52,339 of 52,877    |
|    Phil Allison to All    |
|    Re: Quad-II mods - again, oh no....    |
|    26 Jun 14 20:17:43    |
      From: phil_a@tpg.com.au              "Patrick Turner"       >       >A short note to all:-       >       > I was not completely happy with my old page on re-forming Quad-II amps for       > improved performance.                     ** Nor was anyone else .              > So I have now re-edited all schematics and removed much BS and added more       > possibly useful stuff over the last month.       >       > http://www.turneraudio.com.au/quad2powerampmods.htm              ** The notion that the dual EF86 stage has less THD than the output stage       need correcting.               It does not, it has far more - about 5 times in fact - do our own test,       with the EF86s removed .              The correct result is in the vicinity of 0.2% THD at 10 watts and 1kHz       rising to 0.6% at 15 watts.                     > I consider myself well pre-battered by Quad-II zealotistas              ** The Turneroid is like that mythical duck that all water runs off.               For "water" read rational thinking and fair criticism.               Quack, quack.....                     .... Phil              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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