Polycom Vortex EF2211 User Manual

Example Description Status Message
S01MINISTRATF1E0&B1S0=2
Set modem initialization
string to
ATF1E0&B1S0=2.
S01MINISTRATF1E0&B1S0=2
S01MINISTR?
Query current modem
initialization string.
S01MINISTR<string> , where
<string> is the current modem
initialization string. If this command was
sent after the above example, then the
status message would be
S01MINISTRATF1E0&B1S0=2 .
8.105. MMUTE -- Mute Crosspoint in Main Matrix or
Submatrix
This command sets or queries the mute status of one or more crosspoints in either the main matrix or
one of the EF Bus submatrices.
This command is a matrix boolean command. See
Section 6.4 and Section 6.1 for more information on
this type of command.
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
S01MMUTEB,R1,1
Mute signal path (in
main matrix) from
input B to AEC
reference 1 .
S01MMUTEB,R1,1
S01MMUTEWB0,WM0,0
Mute signal path (in
EF Bus W submatrix)
from W bus signal at
device ID0 (WB0) to
W submatrix output
0 (WM0).
S01MMUTEWB0,WM0,0
S01MMUTE1,B,2
Toggle mute status
of signal path (in
main matrix) from
input 1 to output B .
S01MMUTE1,B,x , where x is either 0 or 1
depending on the current mute status of the
crosspoint.
S01MMUTEA,W,?
Query mute status
of signal path (in
main matrix) from
input A to W-Bus
output .
S01MMUTEA,W,x , where x is either 0 or 1
depending on the current mute status of the
crosspoint.

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