Source Audio ZIO Analog Front End + Boost PedalThe goal in creating the ZIO Analog Front End + Boost was simple yet ambitious: Make Everything Sound Better! ZIO is an all analog preamp boost pedal that includes a choice of four distinct preamp circuits, each with up to +20dB of additional output boost. ZIO is Source Audios first all analog effects pedal and designed in collaboration with Christopher Venter, the owner and sole engineer at SHOE Pedals. ZIO is a deceptively flexible unit that can