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Specifications

3.MODEL PA-4959A  GENERAL SPECIFICATION       EXW USD  72                                               
NOMINAL DIAMETER                 12                                                                      
VOICE COIL                        75.5mm                                                                                                      
MAGNET                           130mm                                                      
POWER                            250w                                                                      
SENSITIVITY                        104±3                                                                                                                                                                                                          
MAX RECOMM.FREQUENCY          50-4K                                                                                                  
MINIMUM IMPEDANCE               8Ω                                                                                                                                                             
FRAME MATERIAL                    Aluminum                                                                                                              
CONE                              M selvage                                                                        
 
THIELE SMALL PARAMETERS(7)                                                 
Fs                                 50.808 Hz                                                                      
Re                                 5.6 ohm                                                                       
Sd                                 53.093m M                                                           
Qms                               3.156                                                                    
Qes                                 0.214                                                                          
Qts                                 0.200                                                                        
Vas                                 78.523 Ltr                                                                      
Mms                                 50.020g                                                                      
BL                                  20.439                                     
Erm                                  0.709                            
Cms                                 196.171