Google is celebrating the 78th birth anniversary of Robert Moog the inventor of electronic synthesizer, with an interactive doodle on May 23.

The doodle, a synthesizer, allows the users to create their own music and also has volume, mixer, oscillators, filter and envelope controls.

Robert Moog, the founder of Moog Music, was born on May 23, 1934 in New York. Moog's innovative electronic design is employed in numerous synthesizers including the Minimoog Model D, Minimoog Voyager, Little Phatty, Moog Taurus Bass Pedals, Moog Minitaur, the Animoog ios app, and the Moogerfooger line of effects pedals.

Moog received a Grammy Trustees Award for lifetime achievement in 1970.

He died on August 21, 2005, because of brain tumor.