Polycom Vortex EF2280 Reference Manual

Polycom, Inc.
4750 Willow Road
Pleasanton, CA 94588
Phone: (800) Polycom (765-9266)
www.polycom.com
Technical Support:
(800) 765-9266
Polycom
®
, Vortex
®
, and the Polycom logo are registered trademarks of Polycom, Inc. in the United States
and various countries. Copyright © 2002 Polycom, Inc. All rights reserved.
P/N 1725-80012-001 Rev C

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