CAGED4BASS eBook cover

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eBook :


Octave Method for Four String Bass


Fretboard navigation method for 4-string bass based on an instrument specific modification of the CAGED guitar method, using linked octave shapes rather than open position chord shapes for ease and simplicity of use.


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Paperbook Book :


CAGED4BASS : Octave Method for 4-String Bass


Fretboard navigation method for 4-string bass guitar based on an instrument specific modification of the CAGED guitar method, using linked octave shapes rather than open position chord shapes for ease and simplicity of use.

Octave Method for Low B : 5-String Bass Paper Book


Geezer Butler

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Geezer plus Ampeg

Terence "Geezer" Butler is the Brummie bassist and co-founding member of heavy metal pioneers Black Sabbath.

Chicago bass guitar manufacturers Lakland produce a Geezer Butler signature bass.

Shown in the photographs is Geezer plus Lakland bass and his signature Ampeg speaker cabinet

Hal Leonard produce a bass play-along book and CD available on-line via musicroom.com amongst others.

Geezer plus Lakland and Ampeg


The table that follows lists previous BLOGoZON issues that relate to the CAGED4BASS methodology:-

BLOGoZON ISSUE No.
CAGED4BASS
C major scale box shapes
Csus2 arpeggio box shapes
C major arpeggio box shapes
Csus4 arpeggio box shapes
C pentatonic major scale box shapes

This issue demonstrates the ideal notes to create bass-lines over DOMINANT SEVENTH chords i.e. dom7.

The easiest example of the dom7 is rooted on C natural, hence the C natural version of the CAGED4BASS octave sequence is shown in the diagram that follows:-

CAGED4BASS C natural octaves

GuitarPro6 C natural octaves

The diagram that follows shows all of the Cdom7 arpeggio notes plotted over the entire 4-string bass guitar's fretboard in the CAGED4BASS style:-

CAGED4BASS Cdom7 arpeggio note names

As always a more long term solution to fretboard navigation is to see scales/arpeggios as INTERVAL shapes rather than note names - as these are universal to all scales, arpeggios and chords rather than specific to one particular root note - with this in mind the intervals for the Cdom7 arpeggio are detailed below in the CAGED4BASS manner:-

CAGED4BASS Cdom7 arpeggio intervals

The table and tabbed panel below details all five box shapes for the Cdom7 arpeggio in the CAGED4BASS style.


CAGED4BASS - Cdom7 arpeggio box shapes

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3C* Cdom7 pdf
3A1 Cdom7 pdf
4G1 Cdom7 pdf
4E2 Cdom7 pdf
2D* Cdom7 pdf
3C* at 12 Cdom7 pdf

  • 3C*
  • 3A1
  • 4G1
  • 4E2
  • 2D*
  • 3C* at 12

3C* Cdom7 box

3A1 Cdom7 box

4G1 Cdom7 box

4E2 Cdom7 box

2D* Cdom7 box

3C* at 12 Cdom7 box


Geezer Butler

All day long I think of things
but nothing seems to satisfy
....Zon Brookes

Past Lives


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