Product Information; Specifications - AMX AXB-VOL3 Instruction Manual

Product Information

The AXB-VOL3 Three-Channel Volume Control provides three audio volume control channels.
Each line-level channel, opto-isolated from system ground, can be configured for balanced or
unbalanced line operation. The AXB-VOL3 is programmable for 128 steps of audio level, audio
mute, variable ramp speed and level presets. The AXB-VOL3 connects to Axcess control systems
using the 4-wire AXlink data/power bus; it can be used for remote or rack mount applications.
FIG. 1 AXB-VOL3 front and rear panel

Specifications

AXB-VOL3 Specifications
Three line-level audio control channels:
Line operation:
Audio ground:
Nominal input level:
Max. input/output level:
Volume level resolution:
Attenuation:
Total Harmonic Distortion: THD = <.008%
Frequency Response
AXB-VOL3 Three-Channel Volume Control
DEVICE
AXlink
ON
Device
DIP switch
AXlink LED
AXlink VOL CHAN 3
Balanced or unbalanced
Audio ground opto-isolated from system ground.
-10 to +4 dBm.
+16 dBm.
128 volume level steps (+ .5 dB per step).
72 dB at full attenuation (mute).
20 Hz to 20 kHz +/- 1 dB
1 2 3
VOL CHAN 2 VOL CHAN 1
AXlink connector
Product Information
Front
Channel LEDs
Rear
Volume Channel
connector
1