Polycom Vortex EF2280 User Manual

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 -100 and 20, 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
F01FADERI210
Set fader gain on input
2 to 10 dB.
F01FADERI210
F01FADERI2?
Query the fader gain on
input 2 .
F01FADERI2x , where x is a number between 0 and
20 , depending on the current setting of the fader gain
on input channel 2 .
F01FADERI*6
Set fader gain on all
inputs (1-8, A-D) to 6
dB.
F01FADERI*èèèèèèèèèèèè
F01FADERI*ääääääääìììì
Set fader gain on input
channels 1-8 to 0 dB
and gain on input
channels A-D to 9 dB.
F01FADERI*ääääääääìììì
F01FADERI*?
Query fader gain on all
inputs (1-8, A-D) .
F01FADERI*abcdefghijkl, where a-l are each
between ä and ÿ, depending on the current setting of
the fader gains for each of the twelve input channels.
8.45. FLOW -- Set Flow Control Mode for RS-232 Port
This command sets the flow control mode for the rear panel RS-232 port. The valid settings are:
Command Value Description
0 No flow control.
1 Hardware flow control.
2 Auto-detect hardware flow control or no flow control.
We recommend using hardware flow control whenever possible, especially when using higher baud rates.
This command is saved to global non-volatile memory and is not part of a preset. Its value is saved each time it
is changed. It will retain its value after power-down. Since this command writes to non-volatile memory, there
will be a delay before an acknowledgment is returned.
Example Description Status Message
F01FLOW1
Set rear panel RS-232 port to use hardware flow
control.
F01FLOW1
F01FLOW?
Query flow control setting of rear panel RS-232 port.
F01FLOWx , where x is 0, 1, or 2 depending
on the current flow control setting.
8.46. FPLOCK -- Lock/Unlock Front Panel
This command controls the front panel lock feature. When FPLOCK is enabled, the user may not make any

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