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This paper presents a line of historic electronic musical instruments designed by Erkki Kurenniemi in the 1960's and 1970's. Kurenniemi's instruments were influenced by digital logic and an experimental attitude towards user interface design. The paper presents an overview of Kurenniemi's instruments and a detailed description of selected devices. Emphasis(More)
DIMI-6000 is an early microcomputer-based synthesizer designed in the mid-1970s by the Finnish inventor Erkki Kurenniemi. Designed as a hub for electronic music studios, DIMI-6000 featured a computer-controlled analog sound synthesis circuitry and a modular design. Despite its innovative design, only two units were built, one for Finland's national(More)
Spectutils is a GNU Octave toolkit for analyzing and visualizing audio signals. Spectutils allows to display oscillograms, FFT spectrograms as well as pitch detection graphs. Spectutils can best be characterized as a user interface for GNU Octave, which integrates signal analysis and visualization functionality into dedicated function calls. Therefore,(More)
Acknowledgments It took me more than ten years to complete this study. During that time I received help and encouragement from an enormous number of people, to all of whom I am deeply indebted. Here, I wish to mention a few of them as well as the institutions, whose help was of utmost importance to the completion of this book. There are two persons to whom(More)