My first tape piece was made with that Sears Roebuck recorder. I modified sound using cardboard tubes with a microphone in the end to filter the sound. I had a wooden apple box with a Piezo [contact] mic and little objects that I could amplify on the box. I used the bathtub for reverberation.
Pauline OliverosI'll just say that I made my own explorations of tone by listening to a tone for a long time until I began to understand what my sensations were, what my mind was doing with tone.
Pauline Oliveros