Common Guitar Tuners Mistakes to Avoid

Tuning problems on guitar are almost always the result of technique or equipment errors rather than the instrument itself. Understanding the most common mistakes made with guitar tuners prevents frustrating instability and wasted time at the start of sessions — most of these errors are simple to correct.

Tuning Sharp Consistently

Tuning by approaching the target pitch from above — from a sharp position — is the most common tuning error. The mechanical slack in a tuning peg means that when you tune down to a note, the string remains slightly sharp because the peg has not fully settled. Always tune up to the target pitch from below. If you have overshot and gone sharp, drop the pitch below the target note and approach it again from the flat side. This takes slightly longer but produces significantly more stable tuning.

Dead Batteries in Clip-On Tuners

A clip-on tuner with low battery produces a slow, inaccurate or intermittent response. If the display flickers, takes a long time to settle or gives inconsistent readings, replace the battery before assuming the instrument or the tuner has a fault. Most clip-on guitar tuners use CR2032 or similar small coin cell batteries available cheaply from any electronics retailer. Carrying a spare battery in the guitar case costs almost nothing and prevents the problem entirely.

Not Tuning Before Every Session

Temperature changes, string age and the mechanical properties of tuning pegs cause pitch to drift between sessions. Even a guitar that was in tune at the end of the previous session needs checking before the next one. Players who skip this step play out of tune without realising it, which also slows the development of a musical ear. Tuning takes less than a minute and should be a habit from the first lesson. For background on the available types, see our overview.

Frequently Asked Questions