Site samson (hartke)
HA 3500a 
Power: 350 watts at 4 ohms, 250 watts at 8 ohms

Updated front panel, double-height wooden cabinet
Selectable Tube & Solid-State Preamps
Active and Passive Inputs

Rotary Bass & Treble Contour Controls

10-Band Graphic EQ

Balanced XLR Direct Output