Synthesizer

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The Synthesizer is an electronic instrument capable of generating a vast range of sounds. This 1970s model is an analog synthesizer which uses simple electronic circuits to form the sound. More modern synthesizers are digital : they use sophisticated circuits to generate and modify sounds.

Family
Keyboards
Pitch range
The entire audio spectrum.
Material
Metal framework, plastic casing and keyboard, containing electric components of various materials.
Size
Variable : this example is 37 in (93 cm) long.
Origins
The first synthesizer appeared in the USA in the 1960s.
Classification
Electrophone: an instrument that produces its sound by the oscillation of an electric current, and can only be heard through a loudspeaker.
And also...
The synthesized "Switched on Bach" is one of the best-selling classical albums of all time.

picture of Synthesizer