Polycom Vortex EF2280 Reference Manual

INTRODUCTION
© Polycom, Inc. 5 VORTEX EF2280 Reference Manual
Remote Control • RS-232 port for remote control
• Reconfigurable parallel logic input/output
• EF bus for linking multiple Vortex devices
• Digital bus with 4 audio busses, 48 kHz sampling rate
• Up to 8 Vortex EF2280 devices can be linked, each device providing 4
audio signals on the bus.

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