CM-CU1 Commentator Unit User Handbook
15
TECHNICAL SPECIFICATION
TECHNICAL SPECIFICATION
6
Rear Panel Operational Controls
On Air Lock: Switch to prevent On Air control from being
deactivated
Momentary push-button to override on air lock
T/B Gang: Switch to link operation of talkbacks A, B, C & D
T/B Gain: 0dB to +12dB
Limiter: Switch to enable limiter on mix output
Limit level adjustment potentiometer
Test Tone: Switch to enable 1 kHz line-up tone
Configuration Options – Accessible via Setup Mode
On Air Control Mode: Disabled, normal or permanently on
Talkback Button Action: Momentary, latching or both
Headphone Routing: Line-level input permanently routed/routed if on
air to Commentator headphones
Commentator input permanently routed/not
routed to headphone monitors
Line Level Input Routing: Line-level input permanently routed/not routed/
routed if on air to main output
Display Preferences: Limit LED colour and brightness
Button LED brightness
PPM meter LED brightness/disable
Permanent Option Backup: Save/load options to/from Permanent backup or
return to factory defaults
Front Panel Connections
Headphone Output: 1 x locking headphone jack socket
Microphone Input: 1 x XLR-3 pin latching female
Line Input: 1 x XLR-3 pin latching female
Rear Panel Connections
Prog, A, B, C & D Inputs: 5 x XLR-3 pin female (transformer balanced)
Comm Output: 1 x XLR-3 pin male (electronic balanced)
Talkback A, B, C & D Outputs: 4 x XLR-3 pin male (transformer balanced)
Mix Output: 1 x XLR-3 pin male (transformer balanced)
GPIO Port: 15-way ‘D’-type socket
Mains Input: Universal filtered IEC, continuously
rated 85-264VAC, 47-63Hz, 10W
Fuse Rating: Anti-surge fuse 1A 20 x 5mm