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Behringer BDI21 Manual : Behringer : Free Download, Borrow, and Streaming : Internet Archive
BDI21 - analyzing the EQ curve and a minor mod | TalkBass.com
Behringer BDI21 | TalkBass.com
Current Bass Pedal Board, able to get some seriously heavy sounds out of a couple of sub £100 pedals. Signal chain and discussion in comments. : r/guitarpedals
BDI21 - analyzing the EQ curve and a minor mod | TalkBass.com
BDI21 - analyzing the EQ curve and a minor mod | TalkBass.com