4,8/5 på Trustpilot
Mønstret med de 12 toner, tonenavne, hel- & halvtonetrin — først gennemgået på klaverets tangenter, fordi det er der, musikteori er nemmest at se. Spring kapitlet over, hvis du allerede spiller klaver. Det gør de fleste bassister ikke — og netop dette kapitel låser op for resten af bogen.
Bass Theory Simplified · Demystifying the language of music
Forstå endelig bashalsen.
Stop memorizing shapes.
De fleste bassister lærer greb udenad. Meget få forstår, hvorfor de virker.
Det her er det visuelle system, der gør bashalsen fra tilfældig til indlysende — så du kan skrive sange, improvisere med vilje, spille efter gehør og endelig forstå, hvad du spiller. Ingen noder. Intet klaver. Ingen forkundskaber i teori.
Lås gribebrættet op
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The uncomfortable truth
Most bassists memorize shapes.
Very few understand music.
You can play. You know your open chords. Maybe a pentatonic scale. But you can't explain why any of it works — and that's the wall that stops most bassists from ever becoming musical.
What you have now
Memorized shapes.
You can play songs. You remember chord grips. You know a few scale boxes. But if someone asks you to play in a different key, you freeze — because you don't know why the shapes work.
- Can't transpose to a new key
- Can't write your own progressions
- Can't follow what other musicians say
What you get
The language behind them.
Once you see why a chord is built the way it is, the shapes stop being random. They become a vocabulary you can speak fluently — in any key, anywhere on the bass neck, in any musical situation.
- Move freely between any key
- Write progressions intentionally
- Speak the language of music
Read this before you blame yourself
Music theory wasn't hard.
The explanations were.
Most theory books were written by classically-trained pianists for conservatory students. They assumed you read sheet music. They used Italian terms. They asked you to memorize forty modes before you'd written a single song.
That format wasn't built for self-taught bassists who learn by seeing, hearing, and playing. The information wasn't wrong — the delivery was.
"I started in 2008 with a MIDI keyboard and FL Studio, no theory. From 2010 to 2015 I taught music production on YouTube as MellaMayne — but I still couldn't really play the bass. Years later, after my first book (Music Theory Simplified, for piano) found readers, I wrote the bass version I wish I'd had at the start."
— Melvin Tellier · Founder, Musiciangoods · Self-taught since 2008
"Theory clicks when you stop trying to memorize it
and start seeing it on the bass neck."
and start seeing it on the bass neck."
Sådan lærer de fleste teoribøger det.
Træk for at se en bedre måde.
Træk i skyderen, og se, hvorfor 200.000+ musikere foretrækker Bas – teorien forenklet.
←Træk i skyderen→
VISUEL LÆRINGDiagrammer, farver & gribebrætsgrafik hjælper dig med at lære hurtigere.
PRAKTISK FOKUSHvert begreb hænger direkte sammen med at spille rigtig musik.
LAVET TIL BASSISTERSkrevet af en bassist til bassister. Ingen klaverkundskaber krævet.
LÆR MED SELVTILLIDForstå endelig, hvorfor musik fungerer, og udtryk dig frit.
QR-koder inkluderet
Sidder du fast i et begreb? Bare scan og se.
Hvert kapitel har QR-koder trykt direkte på siden.
Ingen app, intet login.
50+ videotutorials fordelt på alle 9 kapitler
Virker på alle telefoner — ingen app nødvendig
De samme videoer virker til PDF og paperback
Bladr i bogen
Se præcis, hvordan bogen underviser.
Explore real chapters and flip through actual pages from Bass Theory Simplified.
1 / 5
Built for clarity. Designed for results.
Every chapter tells you
exactly where you're going.
No fluff. No wasted time. Each chapter is structured to help you learn faster, stay focused, and actually understand.
01
Niveau
Du ved, om et kapitel er for begyndere, øvede eller avancerede, før du går i gang.
02
Tidsforbrug
De fleste kapitler tager 1-3 timer, så du kan lære i dit eget tempo.
03
Klart udbytte
Hvert kapitel starter med at fortælle dig, hvad du kan, når du er færdig.
12345604
Det lærer du
Se præcis, hvilke begreber og færdigheder kapitlet dækker.
05
Det skal du bruge
Ingen overraskelser. Hvert kapitel fortæller dig præcis, hvilke værktøjer du skal bruge.
06
Spring over, hvis du kan det
Kender du det allerede? Spring frem, og fokuser på det, du ikke kan.
Et komplet læringssystem.
Fagordsguider. Visuelle snydeark. QR-videolektioner. Alt, du skal bruge for endelig at forstå musikteori.
FAGORDSGUIDER8 fagordsguider forklarer svære musikbegreber — én i slutningen af hvert kapitel.
VISUELLE SNYDEARKFarvekodede opslagssider, bl.a. det komplette akkordkort, et kort over modes og kvintcirklen.
QR-VIDEOLEKTIONERScan QR-koderne på vigtige sider, og se videoforklaringer trin for trin.
KAPITELRESUMEERHovedpointer i slutningen af alle 8 kapitler, så du kan repetere og fastholde det, du har lært.
What's inside the book
142 pages.
8 fundamental concepts. One connected system.
Every chapter builds on the last. Each one includes visual diagrams, a cheat sheet, a jargon guide, and a QR code linking to a video tutorial. Click any chapter to see what's inside.
01 Klaverets grundprincipper
02 Bassens grundprincipper
Klaver vs. bas — endelig oversat. Hvordan strengene er stemt, hvorfor bashalsen er bygget op, som den er, og hvordan hvert begreb fra kapitel 1 passer på bashalsen. Broen mellem musikteori og dit instrument.
03 Tonearter & skalaer
Hvad en "toneart" egentlig er. Durskalaen, naturlig mol, dur- & molpentatonik — alt sammen visuelt kortlagt over hele bassens gribebræt. Skalapositioner, skalasystemer, paralleltonearter og en introduktion til kirketonearterne. Det er kapitlet, som de fleste læsere siger endelig fik bashalsen til at give mening.
04 Harmoni — intervaller & akkorder
Bogens største kapitel. Musikalske intervaller, intervaller mellem strenge, alle akkordtyper (dur, mol, sus, forstørrede, formindskede og dominantakkorder), hvordan akkorder bygges på bas, alle akkordformler og akkordomvendinger. Hele harmoniens ordforråd — tilpasset den dybe ende.
05 Kortet over kirketonearterne
Diatoniske akkorder forklaret. Romertal. Skalatrin. Akkordbevægelser i dur- og moltonearter. De tre legendariske progressioner: I-IV-V, I-V-vi-IV og IV-I-V-vi — mønstrene bag de fleste populære baslinjer, endelig afkodet.
06 Akkordprogressioner
En praktisk guide til nodeskrift, bastabulatur og bas-tab-teknikker (hammer-ons, pull-offs, slides, slaps). Nøgler, noder og nodeværdier — forklaret, som bassister faktisk bruger dem, ikke som klassiske bøger underviser i dem.
07 Nodeskrift
Musikkens hjerteslag. Musikalsk metrum. Taktarter — 3/4, 4/4, 2/4 — og hvordan rytme former alt fra et funkgroove til et metalriff. Hvorfor de fleste bassister tror, de har rytmen "i blodet", og hvad de i virkeligheden går glip af.
08 Rytme & tid
Kapitlet, der binder det hele sammen. Fortegn, paralleltonearter og vores forenklede udgave af kvintcirklen — det mest nyttige diagram i musikteori. Når du er færdig med kapitlet, kan du læse og forstå musik.
09 Kvintcirklen
Øjeblikket, hvor det klikker
Se bashalsen gå fra tilfældig til indlysende.
Toggle below to see the difference between how most bassists see the bass neck — and how you'll see it after the Harmony chapter.
Gribebrættet føles tilfældigt.
Du lærer et akkordgreb. Så et andet greb. Du glemmer, hvilket der er hvilket.
132 usammenhængende toner, der skal læres udenad én for én.
Gribebrættet er et mønster.
Hver akkord er grundtone + terts + kvint i forskellige positioner.
132 toner bliver til ét system, du kan bruge overalt.
Real readers · Real reviews
The book that finally made theory click
for thousands of self-taught bassists.
Marcus T.
After 12 years, the bass neck finally makes sense.
I've owned at least seven theory books. Every single one assumed I could already read sheet music or play piano. This one starts where I actually am — looking at a fretboard, wondering why anything works. By Chapter 4 I understood intervals for the first time in my life. The relief is hard to describe.
Jamal C.
Two weeks in and I'm writing my own progressions.
I used to write songs by stacking chords until something sounded okay. Now I actually choose chords on purpose because I understand what they'll do emotionally. The modes chapter alone unlocked five new positions on the bass neck I'd avoided for years.
Kenji T.
I can finally jam without freezing.
Someone calls a key in a jam, I used to panic and noodle around the same five frets. Now I actually know where to play and what notes work. Started picking up songs by ear last month — something I thought I'd never be able to do. This book is the cheat code I wish I'd had a decade ago.
From Shopify · Judge.me verified
Real photos from real readers.
Understood the bass neck in 2 days.
I'm not exaggerating. Chapter 4 broke down what every other book skipped.
10 years playing. Modes finally make sense.
The Keys & Scales chapter showed me modes as colors instead of seven random shapes. Mind blown.
Wrote a full song in one weekend.
The Chord Progressions chapter and the Roman numerals system is pure gold. Bought the mousepad too.
Bridged piano theory and bass in a weekend.
As a producer who only knew theory on piano roll, this book finally got me playing it on bass.
The QR videos made the modes chapter click.
Was stuck on modes for 20 minutes, scanned the code, watched the 2-min video, instant clarity. Best theory book I've bought.
I'm 56 and finally feel like I understand bass.
Wish I had this 30 years ago. The Harmony chapter alone was worth twice the price.
Finally a theory book that doesn't feel like school.
I'd given up on theory three times before this. The 'why' explanations finally clicked. Now I'm writing songs again.
I keep it on my amp every practice session.
Lives on top of my amp. Open it, scan a QR, learn one concept, jam. Repeat. Best $25 I've spent on bass.
Real customers · Real reactions
Hear it from bassists
who've been through it.
Unedited videos from readers about their experience with the book. The good, the honest, and the "I wish I'd found this sooner" moments.
"@leylasmusic giver sin ærlige mening"
@leylasmusicSe
"@daynabeemusic om, hvorfor bogen virker"
@dangallaghermusicSe
"@martin.dalesio knækker bashalsen"
@martin.dalesioSe
"@maxveresmusic skriver sin første sang"
@maxveresmusicSe
"@beccasmelodies forstår endelig teori"
@beccasmelodiesSe
"@sjplaysmusic anbefaler den"
@sjplaysmusicSe
A complete learning system
One transformation.
Four tools.
The book teaches the framework. The companions make it stick.
Bogen
Rammen
183 sider fra "hvad er en akkord?" til "jeg kan skrive enhver progression".
$26.00
Add to cart
Musemåtten
Daglig gentagelse
Snydearket ligger under dine hænder hver dag. Teori bliver til muskelhukommelse.
$29.00
Add to cart
Gribebrætsklistermærker
Visuel træning
Kortlæg tonesystemet på din hals. Træn øjnene, mens du spiller.
$12.00
Add to cart
Vægplakaten
Passiv læring
Skalaer, intervaller og kortet over kirketonearterne — altid i øjenkrogen.
$35.00
Add to cart
Choose your starting point
Pick your edition.
Start understanding tonight.
Pakkerabat aktiv — spar op til 20 %, når du tilføjer ekstra varer nedenfor.
Vælg sprog
PDF med det samme
Digital
Bogen — PDF
$26.00
Øjeblikkelig levering
- 183-page PDF · all 9 chapters
- QR video tutorials included
- Searchable, any device
- 30-day refund
1
Få PDF'en
Physical
Bogen — paperback
$40.00
Sporbar levering i hele verden
- Full-color paperback (142pp)
- QR video tutorials included
- Worldwide tracked shipping
- 30-day refund
1
Få paperbacken
Mest populær
Trykt + PDF
Bedste køb
Komplet udgave
€56.98
Spar €16,99 · Trykt + digital
- Full-color paperback (142pp)
- Instant PDF (read tonight)
- QR video tutorials
- Worldwide tracked shipping
- 30-day refund
1
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Bass + Bass + Piano
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Pakkerne har samme indhold som de enkelte bøger.
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30 dages pengene-tilbage-garanti.
Hvis bogen ikke får teorien til endelig at give mening, så skriv til os inden for 30 dage. Vi refunderer hver en øre — uden spørgsmål.
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Accessories for your Bass Theory book.
64% of readers added at least one. Bundle & save up to 25% — plus unlock free gifts at €35 and €55.
The transformation
From confusion
to fluency.
This isn't about adding more information. It's about how you experience the bass from this point forward.
Before
- Memorizing chord shapes
- Stuck in two positions on the bass neck
- Noodling without direction
- Confused when musicians talk theory
- Writing progressions that "sort of work"
- Freezing when someone calls a key
After
- Writing songs that actually sound the way you want
- Playing songs by ear instead of hunting for tabs
- Improvising with intention, not luck
- Learning new songs faster by recognizing patterns
- Jamming confidently in any key, anywhere on the bass neck
- Finally understanding what you're playing — and why
Questions
Ofte stillede spørgsmål
Still wondering something? Contact us and we’ll get back to you fast.
What makes this different from free YouTube tutorials?
YouTube teaches isolated tricks. This teaches a connected system.
I'm a complete beginner. Is this too advanced for me?
No. The book starts with zero assumptions.
I've tried theory before and it always felt overwhelming. Why will this be different?
Because most theory is taught as abstract concepts on paper.
Do I need to read sheet music or know piano?
No. Everything is taught visually on the bass fretboard.
Does it work for acoustic and electric?
Yes. The fretboard layout is identical.
What if it doesn't help me?
30-day full refund.
What's the difference between the PDF and the paperback?
Content is identical. The PDF is instant; the paperback ships.
How long does shipping take?
Most orders ship within 1–2 business days.
How do the QR codes work? Do I need internet?
Open your phone's camera, point at the code, watch.
I play left-handed / 7-string / drop tunings — does it still work?
Yes. Music theory is the same regardless.
How long does it take to finish the book?
No rush. Most readers take 8–15 hours cover-to-cover.
Can I get this if I'm in the EU? VAT & customs?
Yes — we ship worldwide. VAT included at checkout.
Part of the Theory Simplified series
The same method, refined across five instruments.
Built on the same visual, plain-English approach that made Music Theory Simplified (the piano edition) a hit. Each book is independent — pick the one for your instrument.
Stop med at lære greb udenad. Begynd at forstå musik.
Et visuelt system lavet til selvlærte bassister.
