central controllers
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© January 2013 AMX. All rights reserved. AMX does not assume responsibility for any errors or omissions.
OVERVIEW
TheAXB-VOL3controlsthreeaudiovolumechannels.Each
line-level channel, opto-isolated from system ground, can be
configured for balanced or unbalanced line operation. It is
programmablefor128stepsofaudiolevel,audiomute,variable
ramp speed and level presets.
SPECIFICATIONS
DIMENSIONS (HWD)
1 1/2” x 5 7/16” x 5 7/16” (38.4 mm x 141 mm x 138.4 mm)
WEIGHT
1.1 lbs (499 g)
ENCLOSURE
Metal with black matte finish
AUDIO PORTS
• Three independent line-level audio in and out ports, balanced or unbalanced
• THD of less than 0.008%, -72 dB at full attenuation (mute)
INCLUDES
• Front-panel setup switches and status LEDs
• Resistors for 600 ohm termination
OVERVIEW
TheAXB-REL8controlsclosure-activateddevices,actingasan
eight-channelrelaycontrolportontheAxLinkbus.
SPECIFICATIONS
DIMENSIONS (HWD)
1 1/2” x 5 1/2” x 5 1/2” (38 mm x 140 mm x 140 mm)
WEIGHT
1.1 lbs (499 g)
ENCLOSURE
Metal with black matte finish
CONTROL PORT
Eight relays, normally open, rated at 750 mA, 28 VAC/24 VDC
INCLUDES
• Front-panel device addressing switches and status LEDs
• Metal tab strips for communing adjacent relays
AXB-VOL3
3-Channel Volume Controller
(FG5756)
AXB-REL8
Relay Controller
(FG5774)
RECOMMENDED ACCESSORIES DESCRIPTION PART # PAGE #
AC-RK Accessory Rack Kit (FG515) 410
RECOMMENDED ACCESSORIES
DESCRIPTION PART # PAGE #
AC-RK Accessory Rack Kit (FG515) 410
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