17.5.7
Lt Rt Fold Down Matrix External Inputs
17.5.8
Oscillator/Pink Noise Generator Patch Points
17.5.9
Talk Back Patch Points
17.5.10
Phase Reverse (polarity inverter) and Multiple (MULT) Patch Points
MULT (Multiple): 3 or 4 paralleled patch points
•
Hardwired split (no buffer)
•
Signals patched into one of these points is available at the other points
•
Six (6) Multiples are typically provided
17.6 Custom User Patch Bay
Custom Patch Bays to support other studio equipment are typically installed along with the
console. These Patch Bays may be supplied by API as an add-on option or by the studio.
Please refer to the studio engineering documentation and staff for details about specific
installations.
Ø REV (Reverse): The two points are wired out of polarity with each other
•
A signal patched into one jack will be out of polarity (phase reversed)
at the other point
EXT. Lt Rt INPUT: External surround inputs to the
Lt Rt Fold Down Matrix
•
Feeds the Lt Rt Fold Down Matrix
•
Active when the EXT switch is engaged
on the Lt Rt Fold Down Matrix
OSC OUT (Oscillator Output): Output of the Oscillator/Pink Noise generator
•
Active when either the PINK or OSC buttons are engaged
•
Independent of routing to Busses
REV T/B MIC OUT: Dedicated Reverse Talk Back microphone tie-line from studio
REV T/B PRE IN: Input to the Reverse Talk Back microphone preamplifier in the 227M
Cue Master module
SURROUND SUM BUS ACCESS INPUT: Surround Summing
Bus Access Inputs
•
Normalled to the Surround Program busses
•
Signals patched into the SURROUND SUM BUS
ACCESS INPUT patch points will be added the
bus before the Surround Program ACAs
