Beamforming microphone array – ClearOne Converge Pro User Manual

Page 361

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BEAMFORMING MICROPHONE ARRAY

Audio Performance:
Acoustic Characteristics

•

24 microphones

•

Auto voice tracking

•

Polar Pattern: Custom

•

Frequency Response: 150Hz - 16kHz

•

Signal to Noise Ratio: >70 dB

•

AEC Tail time: 128 ms

•

Noise Cancellation: 6 - 15 dB adjustable

Auto Mixer Parameters

•

Number of Open Microphones (NOM)

•

First mic priority mode

•

Last mic mode

•

Maximum number of mics mode

•

Ambient level

•

Gate threshold adjust

•

Off attenuation adjust

•

Hold time

•

Decay Rate

Matrix Mixing Parameters

•

1 Channel In

•

18 Expansion Bus in/out

Beamforming Mic Array Configurations

•

Echo cancellation on/off

•

Noise cancellation on/off

•

Filters:

»

All Pass

»

Low Pass

»

High Pass

»

Notch

»

PEQ

•

ALC on/off

•

Gain adjust

•

Mute on/off

•

Auto gate/manual gate

Power:

•

PoE IEEE 802.3AF-2003

•

CAT-5 cable or higher

•

6 watts average power consumption

Expansion Bus In/Out:

•

Proprietary Network

•

RJ-45 (2)

•

Category 5 twisted-pair cable for 200 feet maximum
cable length between any two CONVERGE Pro
devices

USB:

•

Not currently supported - for future use

RS232:

•

Commands through CONVERGE Pro

Configuration & Administration Software:

•

CONVERGE Console (4.X)

Weight:

•

4.4 lbs. (2.0 Kg.)

Mechanical:

•

30.0” x 1.00” x 5.75” (WxHxD)
(762mm x 25.4mm x 146mm)

Mounting:

•

Ceiling mount kit with 12” spanner

•

Ceiling mount kit with 24” spanner

Environmental:

•

Operating Temperature -
14° F/-10° C to 122° F/50° C ambient temperature

Installation:

•

Optimum Mounting Height: About 8 - 10 foot ceiling

•

Optimum Coverage Distance:

»

About 6 - 10 traditional cardioid mics

»

About 2 - 3 ClearOne ceiling mic array

»

About 8 - 10 foot radius

Supported CONVERGE Pro Units*

•

CONVERGE Pro 840T

•

CONVERGE Pro 880

•

CONVERGE Pro 880T

•

CONVERGE Pro 880TA
*Maximum 3 Beamforming microphone array per
each supported CONVERGE Pro unit and maximum
16 units

Part Numbers:

910-001-003: Beamforming Microphone Array
910-001-004: PoE Power Supply & Cables Kit
for BFM Array
910-001-005-12: Ceiling Mount kit with 12 inch spanner
for BFM Array
910-001-005-24: Ceiling Mount kit with 24 inch spanner
for BFM Array

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