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date: 15 November 2019

Lambda [Korg Lambda ES50]locked

  • Anne Beetem Acker

Extract

[Korg Lambda ES50]

Analogue string synthesizer manufactured in 1979 by Keio of Tokyo as part of the Korg range. The Lambda has a 48-note keyboard with full polyphony, three voltage control oscillators, chorus and vibrato effects, and one voltage control filter. An unusual feature is the incorporation of two envelope generators for each note. The preset orchestral sounds have limited editing capability. The presets form two groups, each with an independent output: a percussion set (pianos, clavis, and harmonics), and an ensemble set (brass, strings, chorus, and organ). The unit has a joystick that facilitates simultaneous control of pitch bends and chorus phase speed. The string sounds are particularly prized, and modern synthesizer makers include Lambda string sound samples in their libraries. The Lambda was used for live performance and recordings by many rock musicians of the late 1970s and early 1980s including Rick Wakeman, Keith Emerson, and Les Rockets....

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