Mono Sum
Turns the input & thru jacks into a passive mixer to sum stereo signals to mono.
-15dB Pad
Reduces the input sensitivity to allow high output signals from keyboards to be connected without distortion.
3.5mm Input
Mini TRS provides easy interface for laptops, tablets, smart phones and iPods.
RCA Inputs
Stereo inputs for -10dB consumer level devices such as CD players and other hifi devices.
180°
Reverses pin-2 and pin-3 on the XLR output to help phase align the stage sound with the PA system.
Ground Lift
Lifts the audio ground (pin-1 on the XLR output) to help reduce hum and buzz caused by ground loops;
XLR In
Activates the +4dB line level balanced XLR input and disconnects the ¼" & RCA jacks.
+4dB XLR Input
Used to connect balanced line-level sources like mixing consoles and pro VTRs.
XLR Output
600Ω balanced mic-level output enables cable runs of 100 meters (300’) without noise.
Input
1/4” input jack used to connect the instrument or line level source to the Duplex.
