Definition for DI Box
Direct InjectionDefinition:
Connecting the output from an electric or electronic instrument directly into a console or recorder or DI Box with no microphone. Box. A device that accepts the output from electronic instruments or other sound sources, and produces an output at microphone or line levelDefinition:
Audio signals around 0.5 volt, ranging from -10dBm to +4dBm. Originally called Telephone Line Level to interface optimally with mixers.