Polycom Vortex EF2211 User Manual

8.14. AMCHAIR -- Enable Chairman Mode for Specified Automixer
8.15.
AMCHNUM -- Set Chairman Mic
8.16.
AMDECAY -- Set Decay Time for Automixers
8.17.
AMGATEC -- Set Automixer Gating Control Mode
8.18.
AMGATER -- Set Automixer Gate Ratio
8.19.
AMGATET -- Set Automixer Gate Threshold
8.20.
AMGNOM -- Set Global Maximum Number of Open Mics for Bus Automixer
8.21.
AMHOLD -- Set Automixer Hold Time
8.22.
AMLMM -- Set Last Mic On Mode for Specified Automixer
8.23.
AMLMN -- Set Microphone That Will Remain On in Manual Last Mic On Mode
8.24.
AMNOM -- Set Local Maximum Number of Open Mics for Automixer
8.25.
AMNOMAT -- Select NOM Attenuation on Each Output
8.26.
AMOFFAT -- Set Off Attenuation for the Specified Automixer
8.27.
AMPRIOR -- Set Gating Priority for the Specified Mic
8.28.
AMREFB -- Set Automixer Reference Bias for the Specified Automixer
8.29.
AMREFE -- Enable Automixer Reference for Specified Automixer
8.30.
BAUD -- Set Baud Rate for RS-232 Port
8.31.
BLAUTO -- Enable Automatic BLDATA Messages
8.32.
BLDATA -- Request Level Information
8.33.
BLINFO -- Select Information to be Reported in BLDATA
8.34.
BROAD2 -- Broadcast Arbitrary Command Strings to RS-232 Port
8.35.
BROADA -- Broadcast Commands to Other Connected Devices
8.36.
BUSREF -- Set Which AEC Reference is Placed on EF Bus
8.37.
CGATE -- Query Camera Gating Status Information
8.38.
CGATEEN -- Enable Automatic Camera Gating Messages
8.39.
CGATET -- Set Camera Gating Hold Time
8.40.
COUNTRY -- Specify Country Definitions for Phone Interface
8.41.
DELAYO -- Set Output Delay
8.42.
DELAYOE -- Enable Output Delay
8.43.
DIAL -- Send DTMF Digits to Phone Interface
8.44.
DSPAUTO -- Enable Automatic DSPLOAD Status Messages
8.45.
DSPLOAD -- Query Percentage of Variable DSP Resources Used
8.46.
ERROR -- Enable or Disable Error Messages
8.47.
FADERGIL -- Set Fader Gain of Line Inputs as a Group
8.48.
FADERI -- Set Input Gain Fader
8.49.
FLASH -- Execute Hook Flash
8.50.
FLOW -- Set Flow Control Mode for RS-232 Port
8.51.
FPLOCK -- Lock/Unlock Front Panel
8.52.
FPPSWD -- Change Front Panel Password
8.53.
GAINA -- Set Phone Input Gain
8.54.
GAIND -- Set Gain of Incoming DTMF Tones
8.55.
GAINDIT -- Set Gain of Incoming DTMF Tones
8.56.
GAINDT -- Set Dial Tone Gain
8.57.
GAINGIL -- Set Gain of Line Inputs as a Group
8.58.
GAINI -- Set Input Gain

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