1592954177000 1312632483000 term-92474 1616541558685 1312632592000 1616290540787 adlib fitz-online adlib-term-92474 e619b76d-b3e6-3cf3-b641-0ec6c5f446a4 2 1 scope note Monophonic, nonimitative electronic instruments, invented by Maurice Martenot in 1928. The tone is generated by the heterodyne action between a fixed and a variable radio-frequency oscillator, the latter being controlled by a seven-octave keyboard and the relative proximity of the player's hand to a horizontally stretched cord. MARCUS V.TT.AFU.ARI.ARI.ALO 1 code V.TT.AFU.ARI.ARI.ALO 1 ondes Martenot reference term-92478 adlib-term-92478 50144ed7-d412-39e0-8394-417b23a8cbe0 electronic instruments ondes Martenot term