API The BOX Operator's Manual page 12

API "The BOX"
Preamp Controls:
No switches engaged: LINE INPUT is selected by default
48V (Phantom Power): Applies 48 volt phantom power to the MIC INPUT
XLR connector for use with condenser mics and active DI boxes
Illuminates in red when engaged
•
(Phase Reverse): Inverts the polarity of the signal arriving at the MIC
INPUT and LINE INPUT
Illuminates when engaged
•
Does not affect the instrument input
•
PAD: Attenuates the MIC INPUT by 20dB and the LINE INPUT by 6dB
Illuminates when engaged
•
Does not affect the instrument input
•
MIC: Selects the microphone signal as the input for the channel:
MIC must be engaged for the INSTRUMENT INPUT to be used
•
The MIC INPUT signal is replaced by the INSTRUMENT INPUT signal
•
when a 1/4" plug is inserted in the INSTRUMENT INPUT jack
GAIN: Provides up to +65dB of preamp gain
12
Operator's Manual