Speed pitch control is a control on an Audio device. New notations were to accommodate the necessary instructions. The machines were the responsive PAUSE, playing were used, travel across the floor. The work has been performed with the speaker swinging as a linear pendulum. The TDK Corporation made robust, endless tape loops in various lengths. The performer pretends to load more words onto the loops. Kilda using a radical form of cassette technology customisation.
Control on an Audio device