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Piano Music Birthday Card, Gift For Musician, Sheet Music Greetings Card, Musical Happy Birthday, A5 | Reverb Canada
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Listen to PIANO 2 - A5 - Piano & Strings by KORG in SV-2 Demo playlist online for free on SoundCloud
Portion of the music keyboard. Middle C on the piano is C4 and A4 is... | Download Scientific Diagram
![Note names of musical notes keyboard piano frequencies = octave piano keys number tone tones 88 notes frequency names of all keys on a grand piano standard concert pitch tuning German English Note names of musical notes keyboard piano frequencies = octave piano keys number tone tones 88 notes frequency names of all keys on a grand piano standard concert pitch tuning German English](http://www.sengpielaudio.com/KeyboardAndFrequencies.gif)