41. Sequencers are powerful tools which are capable of realistic simulations of the orchestra.42. The Programmer served as the performance interface, being a manually controllable sequencer . 43. The sequencer on the Evolver is a 4x16 analog-style step sequencer. 44. The sequencer on the Evolver is a 4x16 analog-style step sequencer . 45. He records his ideas and songs using just a sequencer and a guitar. 46. They compile Standard MIDI Files which may be used with diverse sequencer programs. 47. Without sequencers , it isn't possible. 48. Both companies helped Aurora develop the fast sequencer . 49. Moreover, Visible's sequencers are probably too small to handle their volumes. 50. MIDI sequencers typically are operated by transport features modeled after those of tape decks.