Patent ID: 7285710

Claim:
A musical instrument tuner, which comprises: (a) a sensing means for sensing a musical note; and (b) a measurement means for measuring a frequency of said musical note; and (c) a selection means for selecting a predetermined lower frequency, a predetermined central frequency, and a predetermined upper frequency, said selection means comprising a stored table of frequencies and musical notes, the lower, central and upper frequencies selected from said stored table as a function of said musical note sensed by said sensing means; and (d) an indicator means for indicating: an off or inactive indication if said frequency of said musical note is less than said predetermined lower frequency; and an off or inactive indication if said frequency of said musical note is greater than said predetermined upper frequency; and a SHARP indication if said frequency of said musical note is less than or equal to said predetermined upper frequency and greater than or equal to said predetermined central frequency; and a FLAT indication if said frequency of said musical note is greater than or equal to said predetermined lower frequency and less than said predetermined central frequency; and a first indication of a predetermined duration in the case said frequency of said musical note is within a predetermined proximity to a predetermined note of the musical scale with indications for all other notes of the musical scale being different from said first indication, whereby said first indication informs the user that the pitch is near said predetermined note of the musical scale to give the user a point of reference while tuning.