From: tr.17687@z991.linuxsc.com   
      
   David Schultz  writes:   
      
   > On 1/22/26 6:13 PM, MitchAlsup wrote:   
   >   
   >> The timber of instruments requires phase accurate reproduction of   
   >> frequencies up to at least 15KHz.   
   >   
   > Define "phase accurate".  As in how much phase error at say 20KHz is   
   > acceptable to you.  1 degree? 10?   
      
   Between 2 and 10 degrees, based on a rough calculation.   
      
   > And how do you maintain that through the signal chain?  In, for   
   > example, speaker crossover networks.   
      
   One way of doing that is to drive full-range electrostats   
   directly from the output stage of the amplifier.   
      
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