Automatic arpeggiator

摘要

An electronic organ employing the technique of multiplexing at least the solo portion of the keyboard and which includes an automatic chord playing circuit which plays chords in the solo voices corresponding to the accompaniment portion of the keyboard in response to depression of one of a predetermined group of keys of the accompaniment portion of the keyboard. The organ includes circuitry for automatically sounding notes corresponding to the chord selected in the accompaniment portion singly and sequentially from a selected end of the solo portion of the keyboard to the opposite end thereof, and further selectable to begin at one end of the solo manual proceeding to the other end thereof and sounding in reverse order back to the first mentioned end of the manual. If desired, the arpeggio run may be terminated at a selected point on the keyboard short of either end thereof.