Method of Operation

Operation of STETHTRON is simple :

1)  Put on the binaural earframe.
2)  Keep the chestpiece on the subject, at the desired location.
3)  Switch On instrument using the POWER switch.
4)  Increase the VOLUME to the desired level. 
5)  To change pitch of the sounds, use the FILTER switch.
     For low pitch heart  sounds, murmurs and  respiratory sounds,  keep the  .        Filter Switch  in  LO-FILTER  position.
     For high pitch  heart sounds, press Filter switch 
         to HI-FILTER position.

Loud and Distinct I,II,III,IV heart sounds Crystal-Clear murmurs  & respiration sounds Auscultation is