Gear One Pa2400 User Manual Site
He turned to . It didn't describe voltage or impedance. Instead, it had a blank line and an instruction: Describe the first sound you remember.
A: Check your input cable, then swap cables left/right. If the problem moves, it’s your source. If it stays, spray contact cleaner into the attenuator potentiometer (volume knob). Dusty attenuators are a common issue on the PA2400. gear one pa2400 user manual