Polycom Vortex EF2280 Reference Manual

LCD MENU STRUCTURE
VORTEX EF2280 Reference Manual 28 Technical Support: 800.765.9266
P RESETS
Restore. Restores the selected preset.
Save. Saves the selected user preset (Presets 16-47). Factory presets (Pre-
set 0-15) cannot be overwritten.
Delete. Deletes the selected user preset (Presets 16-47). Factory Presets
(Presets 0-15) cannot be deleted.
M ACROS
Run Macro (0-255). Allows you to run macros from the front panel
menu.
Figure 18. EF2280
Presets submenu
Presets
Save
Presets 16-47
Delete
Presets 16-47
Restore
Figure 19. EF2280
Macros submenu
Macros
Run Macro (0-255)

Polycom Vortex EF2280 Specifications

General

Rack capacity	1U
Frequency range	20 - 20000 Hz
Cancellation span	270 ms
Echo cancellation	65 dB
Phantom power	48 V
Nominal input level	0 dB
Output gain	-100 - 20 dB
Output impedance	33 Ω
Maximum output amplitude	23 dB
RS-232 ports	1
Audio connections	2 x 3.5mm
Parallel ports quantity	2
Input voltage	110 - 240 V
Output current	20 mA
Output voltage	5 V
Input frequency	47/63 Hz
Power consumption (typical)	30 W
Operating temperature (T-T)	0 - 40 °C

Weight and Dimensions

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