Vortex EF2210 פוליקום Polycom

Polycom Vortex EF2210 Technical
Specifications
Dimensions
• 483 mm (19”) W x 244 mm (9.6”) L x 45
mm (1.75”) H (one rack unit)
Weight
• 1.8 kg (4 lbs.) dry, 2.5 kg (5.5 lbs.) shipping
Connectors
• RS-232: DB9F
• EF Bus In/Out: RJ45
• Control /Status: DB25F
• Audio: Mini (3.5mm) quick connect terminal
blocks
Power
• External supply (provided)
• Input voltage of 110-240 VAC; 47-63 Hz;
power consumption 25 W Microphone Input
• -30 dBu to +0 dBu/ -66 dBu to -33 dBu,
nominal; software selectable
Microphone Input
• -30 dBu to +0 dBu/ -66 dBu to -33 dBu,
nominal; software selectable
Phantom Power
• 24 V, software selectable Line Inputs
• -20 dBu to +0 dBu, nominal; software
adjustable
Line Outputs
• -20 dBu to +0 dBu, nominal; software
adjustable
Loudspeaker Output
•10 W, 4-16 Ohms
Input Impedance
• >10 k Ohms
Headroom
• 20 dB, nominal
Signal to Noise Ratio
• Line level, 0 dB gain: >85dB
Frequency Response
• 20 Hz - 22 kHz
Acoustic Echo Cancellation Span
• 270 ms
Total Cancellation
• >65 dB
Convergence Rate
• 40 dB/second
Noise Cancellation
• 0-15 dB, software selectable
Operating Temperature
• 0 °- 40 °C
Control Inputs
• Contact closure
Status Outputs
• 5 V, 20 mA each
©2008 Polycom, Inc. All rights reserved.
Polycom, the Polycom logo, and Vortex are registered trademarks
and The Polycom Office is a trademark of Polycom, Inc. in the U.S.
and various countries. All other trademarks are the property of their
respective companies. Specifications subject to change without
notic