[NJARC] What is this?

[Yardleyite at aol.com]

In a message dated 1/28/2005 10:26:31 AM Eastern Standard Time,  
StephenTetorka at cs.com writes:

Audio  use with 500 ohm impedance mike cutting off frequencies above 3000  
hertz?



Steve,
        It would appear to me that  that's exactly what it is. It would 
attenuate any audio freq's above 3 KHZ  (either speech or music, etc) when using in 
a speech amp, or pre-amplifier. 
                                                                              
              Mod-U-Later,
                                                                              
                      Joe  N3IBX