From: phil_a@tpg.com.au   
      
   "Don Pearce"   
    "Phil Allison"   
   >>   
   >>"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.   
      
   >>   
   >   
   > It is also vital that the speaker be placed well clear of the floor   
   > and any other obstructions. Anything like that will show up as an   
   > error in the impedance plot.   
      
   ** Bollocks.   
      
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