hear f1 click here.>        hear f2 click here.>     hear f4 click here.> 

To see/hear the first standing wave on the singing rod click here.(.avi, slow down load)>

To see/hear the first standing wave on the singing rod click here.(RealVideo, faster download)>

To see/hear the second standing wave on the singing rod click here.(.avi, slow down load)>

To see/hear the first standing wave on the singing rod click here.(RealVideo, faster download)>

To see/hear the last standing wave on the singing rod click here.(.avi, slow down load)>