Joe Bonamassa introducing his Palmer Signature Model Speaker Simulator PDI 03 JB
DI from Palmer
Palmer and Joe Bonamassa collaborated on the new PDI03JB professional passive direct box for guitar amps.
![[NAMM] Joe Bonamassa signs a Palmer DI](https://img.audiofanzine.com/img/product/normal/2/3/231135.jpg?fm=pjpg&w=334&h=243&fit=contain&s=db623408633e2b0409f483432c0f6c92)