By Christopher Dean · Guitarist · Bassist · InstructorSee Every Scale
on Guitar. Instantly.
You only need to understand 5 notes you've been ignoring.
By Christopher Dean · Guitarist · Bassist · InstructorYou only need to understand 5 notes you've been ignoring.
You've watched the YouTube videos. You've tried to memorize modes. You've stared at charts that made your eyes glaze over. And every time you sit down with theory, you feel like you're starting over.
It's not because you're not smart enough. It's because the system was never explained in a way that connects to the instrument in your hands.
Learning your own instrument shouldn't feel like learning a foreign language.
"There are too many scales and I can't remember them."
"I feel stuck and lost every time theory comes up."
"It shouldn't take 30 years to understand your own instrument."
Every major scale uses 7 of the 12 chromatic notes. The 5 Missing Notes™ are the ones left over. Each one, added back to the 7 diatonic modes, creates an entirely new family of scales — Melodic, Blues, Quest, Harmonic, Bebop.
One note changes. The entire emotional character shifts. Instead of memorizing hundreds of disconnected shapes, you learn 7 base patterns and understand how a single altered note transforms the sound.
Dean spent 30 years watching students hit the same wall: theory felt disconnected from the fretboard. Memorize this shape. Now this one. Now forget them both and start over. He knew there had to be a system underneath — one framework that connected everything.
The answer came while teaching two students at once — one learning blues pentatonic, the other learning diatonic modes. The shapes overlapped. The missing notes lined up. A pack of highlighters, a ruler, and graph paper turned that observation into a complete taxonomy. 135 historical scales from every tradition tested. Zero exceptions.
In a town there are many roads that lead to the library. Some are scenic. Some have rougher pavement. None are false. Every culture chose its road. Dead Sea Scales is the first complete map of the town.
He's not asking you to take his word for it. He built a free interactive tool so you can hear it yourself.
No theory degree. No memorizing 200 shapes. Just this.
Master the 7 diatonic mode patterns. You probably know most of them already. These are the 7 landmarks on the map.
Learn how each Missing Note creates an entirely new family of scales. One note changes — the entire sound world shifts.
Navigate every exotic scale on the guitar, in any key, anywhere on the neck. Not from memory. From understanding.
Music is a choose-your-own-adventure. Open the book to any page — it teaches you something new. Pick a tab — it meets you where you are. No wrong door.
High-res PDFs — Octave Frequency Map, 35 Modes, Hex/Pent Decoder, Else World. Print them. Hang them where you practice.
All 42 modes in depth. Every fretboard diagram. Interval maps. Historical context. Open to any page — it's designed that way.
Select any key. Pick any mode. Hit play. The Decoder+ identifies what you're playing in real time.
You keep memorizing shapes one at a time, forgetting them a week later. Theory stays a foreign language. You play the same pentatonic box for another decade. The fretboard stays a mystery outside your comfort zone.
You look at the fretboard and see a connected system. You hear an exotic scale in a song and know how to find it. You stop memorizing and start understanding. The whole neck opens up — in any key, from any position.
Enter your email. Get the PDFs. No card, no trial, no upsell. Print them and hang them where you practice.
Every scale. Every mode. Every exotic sound you've ever heard — mapped, color-coded, and waiting for you.