Perfect Pitch Lab
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Notes on hearing music

Practical, honest articles on ear training, perfect pitch, tuning, rhythm, singing and sound, from Perfect Pitch Lab.

2026-10-23 · 2 min read

White vs Pink vs Brown Noise: Which Is Best for Focus and Sleep?

White, pink and brown noise sound different because their energy is spread differently. Here's what each one is, what people use it for, and what the evidence says.

2026-10-23 · 3 min read

What Is Perfect Pitch? How Rare It Is, Who Has It, and How to Know

Perfect pitch means naming a note without any reference. Here's what it is, how rare it is, how to tell if you have it, and which famous musicians do.

2026-10-23 · 2 min read

What Is My Vocal Range? Voice Types Explained

How to find your vocal range, what soprano, alto, tenor and bass actually mean, and why your voice type is about more than your highest note.

2026-10-23 · 2 min read

Perfect Pitch vs Relative Pitch: What's the Difference?

Perfect pitch names notes with no reference; relative pitch hears how notes relate. Here's how they differ, which matters more, and which you can learn.

2026-10-23 · 2 min read

How to Tune a Guitar: With a Tuner, and by Ear

Standard guitar tuning is E A D G B E. Here's how to tune with an online tuner, how to tune by ear when you don't have one, and how to keep it in tune.

2026-10-23 · 2 min read

How to Train Your Ear for Music: A Beginner's Plan

Ear training for beginners: what to practise first, in what order, and how long it takes to hear intervals, chords and melodies by ear.

2026-10-23 · 2 min read

How to Practise with a Metronome (and Actually Get Faster)

A metronome is the most underused tool in music practice. Here's how to use one to build clean speed, steady timing and confidence.

2026-10-23 · 2 min read

How to Learn Intervals by Ear (with Song References)

Intervals are the building blocks of playing by ear. Here's a song for every interval, a practice routine that works, and how to move beyond the songs.

2026-10-23 · 2 min read

How to Get Perfect Pitch Like Charlie Puth (An Honest Guide)

Charlie Puth names notes from car horns and coffee cups. Can you learn to do that? Here's what's realistic, and a daily routine to train toward perfect pitch.

2026-10-23 · 2 min read

Can Tone Deaf People Learn to Sing? Yes, and Here's How

Most people who think they're tone deaf can learn to sing in tune. Here's why singing off-key happens, and a step-by-step way to fix it.

2026-10-23 · 3 min read

Can Adults Learn Perfect Pitch? What the Research Actually Says

For decades the answer was "no, it's too late." Two recent studies say some adults can learn it. Here's what they found, and what it means for you.

2026-10-23 · 2 min read

Am I Tone Deaf? How to Tell, and Why You Probably Aren't

Most people who think they're tone deaf can hear pitch fine. Here's what tone deafness really is, how to test yourself, and how to sing more in tune.

2026-10-23 · 2 min read

432 Hz vs 440 Hz: What's the Real Difference?

Some say 432 Hz is the natural, healing tuning. Here's what actually changes between 432 and 440 Hz, where the claims come from, and how to hear it yourself.