In this manual you will find descriptions of the DI1, the active direct box's features, step-by-step set-up, and operating instructions along with detailed Browse Live Wire Solutions SPDI Passive Direct Box with Attenuation Pad owner's manuals, user guides, instructional help documents & operating information For answers to your everyday challenges in music, your solution is simple: Live Wire Solutions. Featured Articles.Get the guaranteed best price on Podcasting Equipment like the Livewire PDI Double Shielded Heavy Duty Passive Direct Box at Musician's Friend.