fix problem with Hz to octave conversion
fix problem with Hz to octave conversion

Hrishi1999/musicblocks,walterbender/musicblocks,eohomegrownapps/musicblocks,sachi-d/musicblocks,Hrishi1999/musicblocks,eohomegrownapps/musicblocks,eohomegrownapps/musicblocks,Hrishi1999/musicblocks,sachi-d/musicblocks,sachi-d/musicblocks,walterbender/musicblocks,walterbender/musicblocks