Stadium Lights
Driving rock on an A–D–G vamp — crunchy major chords, arena energy.
Jam this track with live chords →A Backing Tracks (A major)
2 backing tracks recorded in A major — press play to listen, or open one in JamLab to see every fitting note glow on a live fretboard while the chords change. And with the key stepper, nearly every other major jam in the library plays in A too.
Play free
Open Sky
Ambient soundscape in A major — slow evolving pads, no drums, meditative and open.
Jam this track with live chords →Every major jam, in A
JamLab has a key stepper: it transposes any backing track by up to ±5 semitones without changing its tempo, and the chord chart and fretboard re-spell to the new key automatically. That puts 9 more major-mode tracks from the library in A — tap one to open it already shifted:
7 more are Premium tracks — open JamLab and step the key on any of them.
Open JamLab — jam free, no signup →
Which scale should I play?
Every Jamistry track shows these choices on a live fretboard while you play — the chord tones glow as the chart moves.
- A Mixolydian
- the home scale — start here · fits Stadium Lights
- A Major Pentatonic
- simplest — five safe notes · fits Stadium Lights
- A Minor Pentatonic
- the rock rub — b3 over the major chords · fits Stadium Lights
- A Major Blues
- mixes both — slide the b3 into the 3rd · fits Stadium Lights
- A Major (Ionian)
- full & floaty · fits Open Sky
- F# Minor Pentatonic
- same notes, shadow side · fits Open Sky