Evidence
١٢
  
                   
.
                
 .       
 100–240  50–60  .     
                 
               HP   
 .
         .     
   .          .
 
   19.5     2.31  – 45 
19.5     3.33  – 65 
19.5     4.62  – 90 
19.5     6.15  – 120 
19.5     7.69  – 150 
       
 HP
:               
240  rms.
 
  
 
5  35  41  95  
 -20  60  -4  140  
  ) (
10%  90%10%  90%
 5%  95%5%  95%
   ) (
  ٥٨










