Definition

Noun: A sound spectrograph is an instrument that produces a visual representation (a spectrogram) of the acoustic spectrum of a sound. It analyzes the frequency, intensity, and duration of sound waves, displaying them as a graph.

Usage

The term "sound spectrograph" is used to refer to the physical device or apparatus itself. It is a technical term common in fields like acoustics, phonetics, audio engineering, and speech analysis.

Examples

• The linguist used a sound spectrograph to analyze the vowel formants in the recorded speech.
• Modern sound spectrographs are often digital applications, but the original machines were analog.
• By examining the output of the sound spectrograph, researchers could see the distinct harmonic patterns of the bird's song.

Advanced Usage

• In Phonetics: A sound spectrograph is crucial for studying the acoustic properties of speech sounds, helping to visualize consonants, vowels, and prosodic features like pitch and stress.
• In Audio Forensics: Experts use sound spectrographs to authenticate recordings or to filter and analyze specific sound elements within a complex audio file.

Variants and Related Words

• Spectrogram (n): The visual output or graph produced by a sound spectrograph. (e.g., )
• Spectrography (n): The technique or process of using a spectrograph.
• Spectrographic (adj): Relating to or obtained by a spectrograph. (e.g., )

Synonyms

• Audio spectrograph
• Acoustic spectrograph
• Spectrum analyzer (Note: This is a broader term for devices that analyze signals across various spectra, including sound.)

Related Phrases and Technical Terms

• To run a spectrographic analysis: To use a sound spectrograph to examine a sound sample.
• Broadband spectrogram: A type of spectrogram display that emphasizes temporal detail.
• Narrowband spectrogram: A type of spectrogram display that emphasizes frequency detail.

Noun

1. a spectrograph for acoustic spectra