Wednesday, September 17, 2008

Inside the RAI Musical Phonology Studio

The Phonology Studio, a musical instrument of the twentieth century, an extension of human thought, has now found its ideal home in the Museo degli Strumenti Musicali of Castello Sforzesco, Milan.

RACK 1
  • Patchbay (made by RAI)

RACK 2
  • Brüel & Kjær 1011 beat oscillator
  • 6 Wavetek 110 oscillators
  • 2 Wavetek 115 oscillators
  • Heathkit AG 10 oscillator
  • General Radio 1398-A tone burst generator

RACK 3
  • Brüel & Kjær 1402 white-noise generator
  • SIAE 431A oscillator
  • Elit MOD 201/D millivoltmeter amplifier
  • Nine-input mixer (made by RAI)
  • Comparator (made by RAI)
  • 2 continuous-loop Appel 311 cassette players

RACK 4
  • Unit with 7 slots:
  • 2 ring modulators (made by RAI)
  • 1 amplitude selector (made by RAI)
  • 2 ring modulators for the frequency transposer (made by RAI)
  • 1 electronic selector switch (made by RAI)
  • 1 empty
  • Dynamic modulator (made by RAI)
  • Amplitude selector (made by RAI)
  • Frequency transposer (made by RAI)

RACK 5
  • Unit with 7 slots:
  • 1 amplifier Auso Siemens ELA 75-0 for 8-input mixer (made by RAI)
  • 5 empty
  • 1 power supply Auso Siemens ELA 23-03
  • Hewlett-Packard 3591 selective voltmeter + Hewlett-Packard 3594A oscillator with frequency meter
  • Patchbay (made by RAI)
  • Eight-input mixer (made by RAI)
  • Band-pass frequency filter Krohn-Hite 310-A
  • Band-pass frequency filter Krohn-Hite 310-AB

RACK 6
  • Octave filter bank (made by RAI)
  • Bass-pass filter bank (made by RAI)
  • Treble-pass filter bank (made by RAI)

RACK 7
  • For future improvements
RACK 8
  • 5 OSAE P20 T amplifiers
  • Patchbay
  • 2 OSAE P20 T amplifiers

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