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INDEX 801<br />

Pitch, musical, 14-15<br />

petception, 11-13, 578-582<br />

tracking, 71, 578-588<br />

Pole count, filtet, 219, 391<br />

Polyphony, definition, 291-292<br />

Portamento, 92<br />

Ptessure, music keyboard, 298, 315,<br />

317-320, 716<br />

Printets, computer, 145-147<br />

Q control, 217,491<br />

definition, 56, 88-90, 387-388<br />

Quantization error, 111-112<br />

Quefrency, 577, 587-588<br />

Queue, data, 299-302, 311-312<br />

RAM<br />

definirion <strong>of</strong>, 139-140<br />

dynamic, 136-137, 781-783<br />

history. See Memory, history<br />

sratic, 136<br />

Random number generator, 531-535<br />

Rasrer scan display, 349-353<br />

Raster unit, graphic display, 340-341<br />

RCA synthesizer, 37-38<br />

Record, discrete Fourier transform,<br />

436-438, 458-461, 564-565<br />

Refresh<br />

display, 345-346, 350-351<br />

dynamic RAM, 136, 607<br />

multiplexed DAC, 257, 725<br />

Relay, mechanical, 281<br />

Resolution, binary arithmetic, 648<br />

ADC, 259, 261<br />

DAC, 221-223<br />

display, 349-353<br />

time-frequency, 548-550<br />

Reverberation<br />

digital,508-512<br />

electronic, 68-69, 120<br />

using tape recorder, 46-47<br />

Reverberator<br />

all-pass, 511-512<br />

delay line, 508-512<br />

Rhythm display, 362-364<br />

Ribbon controller, 321-323<br />

ROM, definition, 139<br />

Sallen and key filter. See Filter, active<br />

Sample<br />

definition <strong>of</strong>, 106<br />

playback, 114-115, 701-703<br />

Sample (continued)<br />

rate conversion, 518-525<br />

definition <strong>of</strong>, 106<br />

envelope, 641, 674<br />

selection, 109-110, 384-385,744<br />

variable, 601, 734, 769<br />

storage, 111, 114-116, 699-700, 744<br />

Sample-and-hold<br />

analog synthesizer module, 93,<br />

326-328<br />

audio ADC, 414-415<br />

audio DAC, 379-381<br />

DAC deglitcher. See Glitch, DAC<br />

errors, 412-413<br />

Scaling, binary in synthesizers, 178<br />

Sequencer module, 92-93, 104, 125<br />

Settling time, 224-225<br />

Sequence generation<br />

analog, 326-333<br />

digital, 333-337, 531-535<br />

Sideband, 97<br />

Signal flow graph, 487-489<br />

rouring, 271-284<br />

Signal-to-noise ratio <strong>of</strong> audio DACs,<br />

111-113, 367-377<br />

Sine<br />

mathematical definition <strong>of</strong>, 18-20<br />

mechanical definition <strong>of</strong>, 20-21<br />

Slew limiting distortion, 379-381<br />

<strong>of</strong> sample-and-hold, 329-330, 379-381<br />

S<strong>of</strong>tware<br />

microcomputer system, 148-151<br />

music synthesis, 121-124, 639-645,<br />

672-699, 743-755<br />

Sonogram. See Sound spectrogram<br />

Sound generator integrated circuits<br />

Atari, 772-773<br />

AY-3-891O, 766<br />

Commodore SID, 774-777<br />

SN76477, 765-766<br />

Sound spectrogram, 544-552<br />

Spectrum analysis<br />

definition <strong>of</strong>, 27-31<br />

modification. See Modification,<br />

spectrum<br />

phase-derivitive, 461-465<br />

plotting methods, 544-548<br />

shih, 64-68, 513-515<br />

tracking, 72, 569-577<br />

See also Formant tracking<br />

Speed transposition<br />

digitized sound, 518-525<br />

tape recorder, 45-46<br />

Standards, analog synthesizer, 177-179<br />

Statistics, 328-332, 535-536

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