Record Player Tuner - Version 1.0 Record Player Tuner will replace your old tuner. Just pluck a string on your guitar, and Record Player Tuner will display what note you are playing, and how close you are to perfect pitch. When you've hit your note, the needle will glow bright green. This is one of the only tuners on the web that uses your microphone, and it is the perfect way to avoid spending big money on one of the expensive guitar tuners at the music shop. Try Record Player Tuner today, and you'll find out first hand how much easier your life will become!