Mandolin C7 chordC seventh: 5 5 1 0, and 4 more shapes
Frets, low course to high: 5 5 1 0 (open position)
- G course: 5th fret, little finger (barre), C
- D course: 5th fret, little finger (barre), G
- A course: 1st fret, index finger, B♭
- E course: open, E
Sounds: C G B♭ E · C7 is C, E, G, B♭ (1 · 3 · 5 · ♭7)
Open courses that ring: G and E are notes of C7, so they can drone under it.
Tuning GDAE: G D A E, low to high.
The link can’t set the tuning: the app starts on the Irish bouzouki in GDAD. Choose Mandolin once in its Settings and it remembers.
More C7 shapes
- 3 2 3 0
open · no 5th, C7/Bb - 3 2 3 3
open · C7/Bb - 5 5 7 6
5fr - 0 8 7 8
7fr · C7/G
Other C chords, Mandolin GDAE
Other seventh chords
C7 in other tunings
All Mandolin GDAE chords · Printable chart (PDF) · Tuning · The app