Little Red harp delay can eliminate ground hum when

can eliminate ground hum when present

Still need to know more

This pedal is passive and does not require power

regardless of using a back-lined amp with the 1/4" output or going straight into a PA with the XLR output

but better

Little Red harp delay can eliminate ground hum whenA DI box is a tool no musicians who utilizes the PA should be without. Do you want to delete feedback and never have to worry about being heard? Get the Lil' Red DI and go straight to the PA. 1 4" input and XLR output. This pedal is passive and does not require power. ABOUT The benefits of using a DI Box are substantial, and it is something every pedal user should have on hand. What does it do? It converts unbalanced signals, which typically use a 1