About the C♯m7♭5 chord
The half-diminished chord, also written ø7, is a minor seventh with a flattened fifth. In jazz it is usually the first chord of a minor two-five-one. The symbol for it is C♯m7♭5. (also written D♭m7♭5)
C♯1
E♭3
G♭5
B♭7
How to play C♯m7♭5
- Put your index finger on the D string at fret 2.
- Put your middle finger on the A string at fret 4.
- Strum and let the G and B and high E strings ring open, and don't play the low E string.
1 index · 2 middle · 3 ring · 4 little
Other C♯ chords
C♯m7♭5 chord questions
What notes are in a C♯m7♭5 chord?
C♯m7♭5 is made of C♯, E, G and B. In intervals that is 1, ♭3, ♭5, ♭7 above the root, C♯.
What is the easiest way to play C♯m7♭5?
The first shape above is the most common one: x 4 2 0 0 0 from the low E string to the high E, where x means don't play that string and 0 means play it open. Start there, and try the other shapes once it feels comfortable.
Is C♯m7♭5 a barre chord?
The main shape above is an open chord with no barre. Some of the other shapes further up the neck do use a barre, which lets you move the same shape to any key.