Polycom Vortex EF2211 User Manual

8.59. GAINO -- Set Output Gain
8.60.
GAINP -- Set Phone Output Gain
8.61.
GAINSIT -- Set From Phone User Tone Gain
8.62.
GAINSOT -- Set To Phone User Tone Gain
8.63.
GATE -- Query Gating Status Information
8.64.
GATEEN -- Enable Automatic Gating Messages
8.65.
GMUTEO -- Mute All Outputs
8.66.
ID -- Set Device ID
8.67.
LABEL -- Set or Query one of the Device Labels
8.68.
LAGC -- Enable or Disable Line Input Automatic Gain Control
8.69.
LAGCLINKAB -- Enable or Disable Stereo AGC Linking on Inputs A and B
8.70.
LAGCMAX -- Set Maximum Allowed Line Input AGC Gain
8.71.
LAGCMIN -- Set Minimum Allowed Line Input AGC Gain
8.72.
LAGCRATE -- Set Ramp Rate of Line Input AGC
8.73.
LEC -- Enable or Disable LEC
8.74.
LECMODE -- Set Amount of Double Talk Suppression used in the LEC.
8.75.
LI -- Query State of Logic Inputs
8.76.
LIA -- Assign Action for when Logic Input is Activated
8.77.
LID -- Assign Action for when Logic Input is Deactivated
8.78.
LIH -- Assign Action for when Logic Input is Held
8.79.
LIEN -- Enable Automatic Logic Input Status Messages
8.80.
LIG -- Configure Logic Input Pins Into a Group
8.81.
LIK -- Delete One or All Logic Input Pin Commands
8.82.
LIM -- Mask Logic Input Pins
8.83.
LIN -- Assign Command to Logic Input Group
8.84.
LIP -- Set Polarity for Logic Inputs
8.85.
LO -- Query or Set Status of Logic Output Pins
8.86.
LOA -- Define Behavior for Logic Output Activated State
8.87.
LOD -- Define Behavior for Logic Output Deactivated Status
8.88.
LOEN -- Enable Automatic Logic Output Status Messages
8.89.
LOK -- Delete One or All Logic Output Pin Commands
8.90.
LOM -- Mask Logic Output Pins
8.91.
LOP -- Set Polarity for Logic Outputs
8.92.
MACROA -- Add Command to Current Macro
8.93.
MACROK -- Delete One or All Macros
8.94.
MACROL -- List All Commmands in a Macro
8.95.
MACROQ -- Execute Macro Quietly
8.96.
MACROS -- Start a New Macro
8.97.
MACROW -- Write Macro to Non-Volatile Memory
8.98.
MACROX -- Execute Macro
8.99.
METER -- Select which Signal is Displayed on the Front Panel LED Meter
8.100.
MGAIN -- Set Crosspoint Gains in Main Matrix or Submatrix
8.101.
MGATE -- Select Gated or Ungated Microphone Signal in Matrix
8.102.
MIC -- Enable Microphone Gain Stage on Input 1
8.103.
MINI -- Enable Modem Initialization String

Polycom Vortex EF2211 Specifications

Power

input voltage	110-240 VAC
frequency	47-63 Hz
power consumption	25 W
phantom power	24 V

Connectors

RS-232	DB9F
EF Bus In/Out	RJ45
Telephone Line/Set	RJ11
Control/Status	DB25F
Audio	3.5mm quick connect terminal blocks

Audio Specifications

microphone input	-30 dBu to +0 dBu
line inputs	-20 dBu to +0 dBu
line outputs	-20 dBu to +0 dBu
loudspeaker output	10 W, 4-16 Ohms
input impedance	10 k Ohms
output impedance	50 Ohms
headroom	20 dB
signal to noise ratio	85 dB
frequency response	20 Hz - 22 kHz

Echo and Noise Cancellation

total cancellation	65 dB
convergence rate	40 dB/second
noise cancellation	0-15 dB
echo cancellation	40 dB, total >65 dB
convergence	30 dB/second
cancellation span	32 ms
acoustic echo cancellation span	270 ms

Operating Environment

operating temperature	0 °C - 40 °C
status outputs	5 V, 20 mA each

Weight and Dimensions

width	483 mm
length	244 mm
height	45 mm
weight	1.8 kg
shipping weight	2.5 kg