Polycom Vortex EF2211 User Manual

S01VTXMODOA?
Query status of VTX mode on
output A.
S01VTXMODOAx , where x is either 0 or 1
depending on the current status of VTX mode
on output A.
S01VTXMODO*1
Enable VTX mode on outputs 1,
A-B.
S01VTXMODO*111
S01VTXMODO*0
Disable VTX mode on outputs 1,
A-B.
S01VTXMODO*000
S01VTXMODO*100
Enable VTX mode on output 1
and disable VTX mode on
output A-B.
S01VTXMODO*100
S01VTXMODO*2
Toggle status of VTX mode on
outputs 1, A-B.
S01VTXMODO*abc , where each of the letters
(a, b, etc.) is either 0 or 1 depending of the
current status VTX mode on the corresponding
output. If this command was sent after the
example above, then the status message
would be S01VTXMODO*011 .
S01VTXMODO*?
Query status of VTX mode on
outputs 1, A-B.
S01VTXMODO*abc , where each of the letters
(a, b, etc.) is either 0 or 1 depending of the
current status VTX mode on the corresponding
output. If this command was sent after the
example above, then the status message
would be S01VTXMODO*011 .

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