1983 with the introduction of the DX7 Yamaha gained a leading role among the Synthesizer Manufacturers worldwide. Ever since Yamaha have maintained a dominant position in the electronic instrument field. The unique sound and exceptional performance of the tone generators in the instruments have influenced pop music history for many decades now. Billions of hit records bare witness of how music creation has been influenced by these instruments. With the growing availability of samples and voice banks the need for the integration of larger Sample RAM or the use of compatible storage media became the basis for exploiting the entire potential of the instrument.