In music, an electronic tuner is a device that detects and displays the pitch of musical notes played on a musical instrument. "Pitch" is the perceived fundamental frequency of a musical note, which i
Pocket-sized Korg chromatic LCD tuner, with simulated analog indicator needle
Guitar tuner showing that the "E" string is too sharp and needs to be tuned down
Some rock and pop guitarists and bassists use "stompbox" format electronic tuners that route the electric signal for the instrument through the unit via a 1⁄4-inch patch cable. These pedal-style tuners usually have an output so that the signal can be plugged into an amplifier.
A common LCD clip-on guitar tuner, clipped onto the back of a Fender Telecaster headstock so that the guitarist can tune easily while wearing the guitar. A clip-on tuner attaches to the instrument and senses the vibrations from the instrument, even in a noisy environment.
Equal temperament is a musical temperament that divides the octave into 12 identical parts. It is a logarithmic scale with a ratio equal to the 12th root of 2. The scale unit is known as a semitone or
Electronic tuner
…models require the musician to specify the target pitch via a switch or slider. Most low- and mid-priced electronic tuners only allow tuning to an equal temperament scale. Electric guitar and bass players who perform concerts may use electronic tuners built into an effects pedal, often called a stomp box. These…
Prince Zhu Zaiyu constructed 12 string equal temperament tuning instrument, front and back view
Zhu Zaiyu's equal temperament pitch pipes
Simon Stevin's Van de Spiegheling der singconst c. 1605