1. Theoretical Foundation & Acoustic Motion
Voice leading and tension-resolution mechanics
A Mixolydian road trip structure (I - ♭VII - IV - I). By introducing the flattened ♭VII degree, it sidesteps the classical dominant pull and breathes open-highway freedom.
Listen to Psychedelic Flight & Euphoria twice through
- D
- C
- G
- D
- D
- C
- G
- D
2. The progression, step by step
| Position | Chord | Degree |
|---|---|---|
| 1 | D | I |
| 2 | C | ♭VII |
| 3 | G | IV |
| 4 | D | I |
3. Chord tones and interval structure
| Chord | Chord tones | Formula |
|---|---|---|
| D | D – F# – A | 1 - 3 - 5 |
| C | C – E – G | 1 - 3 - 5 |
| G | G – B – D | 1 - 3 - 5 |
| D | D – F# – A | 1 - 3 - 5 |
Check it with your ear
Two short questions to solidify what you've just read. There's no grade or record, so if you get it wrong, you can listen again and try again.
Which chord does Psychedelic Flight & Euphoria start on and settle into?
Listen to both orders. Which one is the progression on this page?
Try it on your guitar
Play , , and with four beats per chord, slowly at first and then close to 98 BPM. Once you can play it without stopping, sing one long note over every chord and hear how its color changes even though you do not move it.
Acoustic Chords:
What you can check on the guitar
This reading uses D, C, G and D, the progression CifraLab proposes for a “Psychedelic Flight & Euphoria” feel. What follows can be checked by playing.
D and C have no notes in common. C and G share G, though the hand changes shape. From G to D, D stays, but no fretted position repeats.
“Psychedelic Flight & Euphoria” runs at 98 beats per minute, so each beat lasts 612 milliseconds. If each chord takes one bar of four beats, the full cycle lasts 9.8 seconds. With D as the centre, its degrees are I, ♭VII, IV and I. In D you hear D, F# and A. C holds C, E and G. In G you hear G, B and D.