Whirlwind MIX 6 User Manual
Page 4
12. Input 1/4 TRS and XLR Jacks are AC coupled through
phantom blocking capacitors with pin 2 being positive wired to tip,
pin 3 being negative wired to ring and pin 1 being common wired to
19. Phantom Power Switch activates 48V DC on channel 1-4 XLR
sleeve.
inputs. Status is indicated by the front panel LED. Each of the mic
inputs is filtered to eliminate crosstalk through the supply rail and
phantom power is isolated from the TRS jacks.
13. Input MidLine Switch is connected to an active circuit and
turns on 36dB of gain when pushed in to the Mic position. This gain is
applied to both input jacks.
20. Ground Lift Switch connects the audio circuit ground to AC
ground and the chassis of the unit, if desired.
14. Left and right Unbalanced RCA Jacks for aux 1 input.
21. Power Switch connects AC to the transformer primary and the
front panel LED indicates that the unit is working. Both sides of the
15. Left and right Balanced 1/4 TRS Jacks for aux 2 input.
AC line are switched and a mains fuse is located on the circuit board
inside the unit.
16. Output Mic/Line Switches affect only the XLR output jacks by
inserting a 20dB pad across pins 2 and 3 in the Mic position.
22. Power Cord has a standard 15 amp plug for l2OVAC and has no
plug on the Mix 6X 23OVAC models. Black is line, white in neutral
and green is earth.
17. Output Male XLR Jacks are balanced with pin 2 being
positive, pin 3 being negative and pin 1 being audio ground. For
unbalanced operation use pins I and 2 leaving pin 3
UNCONNECTED. To internally lift pin 1 from common, open the
unit and cut jumper JMP7 for left or JMP6 for right.
18. Output 1/4 TRS Jack delivers the same signal as the XLR but
has a separate driver circuit providing complete isolation. May be
used either balanced with a TRS plug or unbalanced with a TS plug.
Tip is positive, ring is negative and sleeve is audio ground.