Some scale suggestions to use for your improvisation:
D Mixolydian / G Major
D minor Pentatonic
D Blues
D Lydian b7
D Phrygian Dominant
This track contains only the D7 chord which gives you the chance to explore various scales which work over a dominant chord.
Check out funk backing tracks in all 12 keys here: [ Ссылка ]
Download these funk backing tracks in all 12 keys here: [ Ссылка ]
![](https://i.ytimg.com/vi/-xrti0cVGYs/maxresdefault.jpg)