1. Theoretical Foundation & Acoustic Motion
Voice leading and tension-resolution mechanics
A radiant diatonic sequence (I - V - vi - IV). It balances the stability of the tonic and dominant with a brief emotional breath in the relative minor before soaring on the hopeful IV degree.
Listen to Joy & Optimism twice through
- C
- G
- Am
- F
- C
- G
- Am
- F
2. The progression, step by step
| Position | Chord | Degree |
|---|---|---|
| 1 | C | I |
| 2 | G | V |
| 3 | Am | vi |
| 4 | F | IV |
3. Chord tones and interval structure
| Chord | Chord tones | Formula |
|---|---|---|
| C | C – E – G | 1 - 3 - 5 |
| G | G – B – D | 1 - 3 - 5 |
| Am | A – C – E | 1 - ♭3 - 5 |
| F | F – A – C | 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 Joy & Optimism 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 105 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 C, G, Am and F, the progression CifraLab proposes for a “Joy & Optimism” feel. What follows can be checked by playing.
C and G share G, though the hand changes shape. G and Am have no notes in common. Am and F keep A and C in common. Also, two hand positions stay put. From F to C, C stays, and two hand positions stay put.
“Joy & Optimism” runs at 105 beats per minute, so each beat lasts 571 milliseconds. If each chord takes one bar of four beats, the full cycle lasts 9.1 seconds. Read in C major, its degrees are I, V, vi and IV. C holds C, E and G. In G you hear G, B and D. Am holds A, C and E. In F you hear F, A and C.