Tuning a piano is a notoriously complex procedure, one that involves good quality tools, a sensitive ear to pick up even the most discrete sounds. One wrong move can ruin a single pin or a component in the piano which would have a severe impact on the way the instrument plays. Given the complexity of tuning a piano, it is recommended that you hire a professional with years of training and experience, for tuning. Many people might be tempted to save money and do the tuning themselves. However, it is advisable to examine your motivations and why you want to tune your piano by yourself. Saving money should not be the sole purpose of tuning, because of the amount of time and dedication it takes to learn the craft, you would be spending extra money on tools needed for the job, which negates the whole purpose of saving money. You should have an insatiable curiosity for the art of tuning, as well as a desire to learn more about the piano itself.
How often tuning should be done depends on several factors, changes in weather can affect the wooden soundboard which in turn can cause strings to go out of tune, tuning should be done after changes in the seasons. How often you play the piano would factor in as well, frequent players need to have the pianos tuned more often compared to other occasional players, while professionals need to have their pianos tuned even more frequently.
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