Installation guide

VAR4 / VAR12 / VAR20 - Product Description
Figure 5 VAR Router Audio Architecture
SWITCHES ACTIVATED IN
HARDWARE-BYPASS MODE
PHANTOM: ON/OFF
ATTENUATOR
PHANTOM: ON/OFF
SENS: MIC/LINE
ATTENUATOR
PRE-
AMP
GAIN: 0 to-63dB
AS ABOVE
MIC/LINE INPUT#1
MIC/LINE INPUT#20
8 BAND GRAPHIC EQ:
+-12dB
MODE: ON/OFF
LEVEL: 0 to -63dB
HARD
LIMITER
(+2.5dBu)
SURVEILLANCE
TONE
GENERATOR
MODE: OFF/LF
LEVEL: O to -40dB (rel: +10dBu)
OVERRIDE GAIN: 0 to -63dB
8 BAND GRAPHIC EQ:
+-12dB
MODE: ON/OFF
LEVEL: 0 to -63dB
HARD
LIMITER
(+2.5dBu)
SURVEILLANCE
TONE
GENERATOR
MODE: OFF/LF
LEVEL: O to -40dB (rel: +10dBu)
OVERRIDE GAIN: 0 to -63dB
BALANCED DRIVER
A-OUT B-OUT
A-OUT B-OUT
OUTPUT CHANNEL#1
OUTPUT CHANNEL#20
200Hz
HPF
HPF: ON/OFF
LF EQ: +-12dB
MID EQ: +-12dB
HF EQ: +-12dB
OUTPUT GAINS
SURVEILLANCE TONE
DETECTOR
SENS: O to -40dB MODE: OFF/LF
CHIME
GENERATOR
LEVEL: O to -40dB
MODE: OFF CHIME-1 CHIME-2 CHIME-3
RELATIVE GAIN 0 to -40dB
OUTPUT-1 OUTPUT-2
OUTPUT-20
FADE UP:0.0-5.0s FADE DOWN:0.0-5.0s
LF EQ: +-12dB
MID EQ: +-12dB
HF EQ: +-12dB
OUTPUT GAINS
RELATIVE GAIN 0 to -40dB
OUTPUT-1 OUTPUT-2
OUTPUT-20
FADE UP:0.0-5.0s FADE DOWN:0.0-5.0s
OUTPUT GAINS
RELATIVE GAIN 0 to -40dB
OUTPUT-1 OUTPUT-2
OUTPUT-20
GAIN: 0 to -63dB
DVA
MESSAGE#1
DVA
MESSAGE#12
AS ABOVE
AUDIO ROUTING MATRIX
SENS: MIC/LINE
PRE-
AMP
GAIN: 0 to-63dB
ALARM
SOUNDER
SIGNALS
INTERNAL
LOUDSPEAKER
AUDIO MONITOR VOLUME 0 to -63dB UNDER CONTROL OF ROTARY KNOB
VAR-20 AUDIO ARCHITECTURE:
ALL ELEMENTS IN CENTRAL BOX PERFORMED USING DIGITAL SIGNAL PROCESSING. REMAINING ELEMENTS ARE HARDWARE
MUSIC-A MUSIC-B
(STEREO PHONO MIXED
TO MONO)
AMPLIFIER MONITOR AUDIO BUS INPUT
GAIN: 0 to -63dB
DIFFERENT SETTINGS FOR A or B SELECTION
Issue: 03 complete, approved
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