Sound Choice Pro Audio
www.scpaudio.com
T801M Pre-amplifier page 9
OPERATION ILLUSTRATION
6.4
Mic (2-5) Balanced Microphone / Mic (2-4) Unbalanced Input and GAIN
A balanced microphone can be connected to the device in Mic 2-5 XLR inputs.
Each XLR input has an input gain trim which can be adjusted using a flat head screwdriver (+10dB to +44dB).
A unbalance microphone can be connected to the device in Mic 2-4 TRS inputs.
Bass, Treble and Master volume can be controlled from the front panel.
To activate Phantom Power (+48V) on Mic 2-5 XLR inputs you will need to move the appropriate Dip Switch to the ‘ON’
(down) position. When you no longer need Phantom Power (+48V) on a particular XLR input then move the Dip switch
to the ‘Off’ (up) position. Please note (as per the chart on the back of the device) that Dip switch 1 act48V to Mic 2
XLR input, Dip switch 2 act48V to Mic 3 XLR input; Dip switch 3 act48V to Mic 4 XLR input; and Dip switch
4 act48V to Mic 5 XLR input.
NOTE: Before connecting a microphone to the device please ensure the volume is turned to minimum. Please ensure that
the microphone connector is completely inserted before attempting to operate.
NOTE: Before turning Phantom Power (+48V) on please ensure the corresponding channel volume is set to minimum.
6.5
+48V Phantom Power Selector Switch
