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   rec.audio.tubes      Tube-based amplifiers... that go to 11      52,877 messages   

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   Message 51,782 of 52,877   
   Phil Allison to All   
   Re: PV JSX Guitar Amp   
   13 Apr 12 11:01:21   
   
   From: phil_a@tpg.com.au   
      
   "John L Stewart"   
      
   > Did an Impedance Plot for the speaker. I need to get me a white & pink   
   > noise source. Would make that kind of measurement easier.   
      
   ** How so ??   
      
   Impedance plots are best done with a slow sine wave sweep while feeding the   
   speaker from a high impedance ( 600ohms plus) source.   
      
      
      
   ....  Phil   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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