Editing Mellotron (section)

==Competitors==
Alternatives to the Mellotron were manufactured by competitors in the early to late 1970s. The [[Mattel]] [[Optigan]] was a toy keyboard designed to be used in the home, which played back sounds using [[optical disc]]s.{{sfn|Vail|2000|pp=97–98}} This was followed by the Vako [[Orchestron]] in 1975, which used a more professional-sounding version of the same technology. It was used by [[Patrick Moraz]].{{sfn|Vail|2000|p=97}}  The [[Birotron]] was a similar concept based around [[8-track cartridge|8-track cartridges]], used by Wakeman.{{sfn|Awde|2008|p=232}}