Polycom Vortex EF2201 User Manual

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
T01GAINDIT6
Set incoming DTMF tone gain to 6 dB.
T01GAINDIT6
T01GAINDIT>3
Increase incoming DTMF tone gain by
3 dB.
T01GAINDITx, where x is the new value of
the incoming DTMF tone gain. If this
command was issued after the example
above, then the status message would be
T01GAINDIT9.
T01GAINDIT?
Query incoming DTMF tone gain.
T01GAINDITx, where x is the new value of
the incoming DTMF tone gain. If this
command was issued after the example
above, then the status message would be
T01GAINDIT9.
8.31. GAINDT -- Set Dial Tone Gain
This command sets the gain of the dial tone received from the phone interface.
This command is an integer command. See
Section 6.2 for more information on this type of command.
The minimum and maximum values for this command are -20 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
T01GAINDT6
Set dial tone gain to 6 dB.
T01GAINDT6
T01GAINDT>3
Increase dial tone gain by 3 dB.
T01GAINDTx, where x is the new value of the dial
tone gain. If this command was issued after the
example above, then the status message would be
T01GAINDT9.
T01GAINDT?
Query dial tone gain.
T01GAINDTx, where x is the new value of the dial
tone gain. If this command was issued after the
example above, then the status message would be
T01GAINDT9.
8.32. GAINI -- Set Input Gain
This command adjusts the gain of the input signals, which on the EF2201 consist only of the input from
the telephone interface.
The GAINIT command has a range of -100 to +20.
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 0 and 20 or 30,

Polycom Vortex EF2201 Specifications

General

Rack capacity	1U
Frequency range	250 - 3600 Hz
Cancellation span	32 ms
Echo cancellation	60 dB
RS-232 ports	1
Modem (RJ-11) ports	2
Input voltage	110 - 240 V
Input frequency	47/63 Hz
Power consumption (typical)	15 W
Nominal input level	-66 dB

Weight and Dimensions

Weight	1800 g
Dimensions (WxDxH)	483 x 244 x 45 mm