# Sound Map Studio > Sound Map Studio is an independent educational publication about phonetics, speech sounds, and practical transcription. It gives curious readers a precise route into the terminology used by linguists. Sound Map Studio publishes original, long-form guides about Speech sounds, mapped without mystery.. Every article opens with a concise direct answer, is structured with clear headings and FAQs, and reflects mainstream expert consensus. ## IPA & Transcription - [Broad vs Narrow Transcription: What Detail Changes](https://icphs2019.org/broad-vs-narrow-transcription/): Broad transcription leaves more phonetic detail unspecified; narrow transcription includes finer distinctions relevant to the task. - [What Is the International Phonetic Alphabet?](https://icphs2019.org/what-is-international-phonetic-alphabet/): The International Phonetic Alphabet, or IPA, is a standardized set of symbols for representing speech sounds. ## Speech Sound Basics - [Onset, Nucleus and Coda: Read a Syllable Diagram](https://icphs2019.org/onset-nucleus-coda-explained/): The onset comes before a syllable’s nucleus, and the coda comes after it. The nucleus is usually a vowel; either edge can be empty. - [Voiced vs. Voiceless Sounds: What Changes?](https://icphs2019.org/voiced-vs-voiceless-sounds/): A voiced sound involves vocal-fold vibration during the relevant part of its production; a voiceless sound does not. - [What Is a Minimal Pair? A Sound-by-Sound Check](https://icphs2019.org/what-is-a-minimal-pair/): A segmental minimal pair consists of two words in the same language variety with different meanings and the same sound sequence except at one position. ## Full text for LLMs - [llms-full.txt](https://icphs2019.org/llms-full.txt): every article as plain markdown in one file - Each article is also available as markdown at https://icphs2019.org/.md ## Site - [About](https://icphs2019.org/about/): editorial approach and standards - [All articles](https://icphs2019.org/all/) - [Contact](https://icphs2019.org/contact/)