•  {{ s.sektion }}  {{ s.sektion }}
 
 
 
skip_previous {{ play ? "pause_circle_filled" : "play_circle_filled" }} skip_next
 
 
Frequency:
220 880 {{freq}} Hz
 
Speed:
20 200 {{speed}} t/min
 
Farnsworth:
20 200 {{farnsworth}} t/min