'(<a href="http://www.j-archive.com/media/2008-05-26_J_19.jpg" target="_blank">Jon of the Clue Crew tunes a piano.</a>) Steinways leave the factory carefully tuned to standard pitch, where A is 440 of these units, but humidity & other factors make regular tunings necessary'
hertz
WEIGHTS & MEASURES: Steinways leave the factory carefully tuned to standard pitch, where A is 440 of these units, but humidity & other factors make regular tunings necessary
Steinways leave the factory carefully tuned to standard pitch, where A is 440 of these units, but humidity & other factors make regular tunings necessary
Steinways leave the factory carefully tuned to standard pitch, where A is 440 of these units, but humidity & other factors make regular tunings necessary
WEIGHTS & MEASURES
hertz
WEIGHTS & MEASURES