Polycom Vortex EF2280 User Manual

This command is saved to non-volatile memory only as part of a preset. The state of this command will be
restored after power-up only if a preset is saved and that preset is set to be the power-on preset.
Example Description Status Message
F01AMHOLD500
Set automixer hold time to 500 ms.
F01AMHOLD500
F01AMHOLD>500
Increase automixer hold time by 500
ms.
F01AMHOLDx , where x is between 0 and 5000
depending on the current AMHOLD setting. If this
command is issued after the above example, then
the status message will be F01AMHOLD1000
F01AMHOLD?
Query automixer hold time.
F01AMHOLDx , where x is between 0 and 5000
depending on the current AMHOLD setting. If this
command is issued after the above example, then
the status message will be F01AMHOLD1000
8.19. AMLMM -- Set Last Mic On Mode for Specified Automixer
This command sets "last mic on" mode for the specified automixer. The first argument specifies which automixer
(1-2) The second parameter specifies the operation of "last mic on" mode and can be one of the following:
● 0 - last mic mode is off
● 1 - manual (use a specific mic)
● 2 - automatic (the last gated mic remains on)
If the AMLMM command sets "last mic on" mode to manual, but the last mic number (
AMLMN) is set to a
microphone that does not belong to the specified automixer, then the AMLMM command will fail and ERROR#042
will be generated. See the
ERROR command for more information on error messages. See Section 3.5 for more
information on dependencies within the automixer commands.
Even though this is a channel integer command, use of the wildcard character for specifying the automixer
number is not supported.
This command is a channel integer command. See
Section 6.3 and Section 6.2 for more information on this type
of command. The minimum and maximum values for this command are 0 and 2, respectively.
This command is saved to non-volatile memory only as part of a preset. The state of this command will be
restored after power-up only if a preset is saved and that preset is set to be the power-on preset.
Example Description Status Message
F01AMLMM10
Disable "last mic on" mode for automixer 1.
F01AMLMM10
F01AMLMM21
Set "last mic on" mode to manual for
automixer 2 .
F01AMLMM21
F01AMLMM12
Set "last mic on" mode to automatic for
automixer 1.
F01AMLMM12
F01AMLMM1?
Query the current setting of "last mic on"
mode for automixer 1.
F01AMLMM1x , where x is 0, 1, or 2 depending
on the current setting of "last mic on" mode for
automixer 1. If this command is issued after the
example above, then the status message will be
F01AMLMM12 .

Polycom Vortex EF2280 Specifications

General

Rack capacity	1U
Frequency range	20 - 20000 Hz
Cancellation span	270 ms
Echo cancellation	65 dB
Phantom power	48 V
Nominal input level	0 dB
Output gain	-100 - 20 dB
Output impedance	33 Ω
Maximum output amplitude	23 dB
RS-232 ports	1
Audio connections	2 x 3.5mm
Parallel ports quantity	2
Input voltage	110 - 240 V
Output current	20 mA
Output voltage	5 V
Input frequency	47/63 Hz
Power consumption (typical)	30 W
Operating temperature (T-T)	0 - 40 °C

Weight and Dimensions

Weight	1800 g
Dimensions (WxDxH)	483 x 244 x 45 mm