Clear One AccuMic VC User manual

AccuMic™|VC
Desktop Microphone
An echo-cancelling microphone for video conferencing applications.
AccuMic VC features ClearOne’s industry-leading professional
audio technologies. It connects directly to set-top video
conferencing systems to provide affordable, high-quality audio.
CLEAR, FULL SOUND
FOR SET-TOP VIDEO
CONFERENCING
ACCUMIC VC APPLICATIONS
Small Video Conference Room
Medium Video Conference Room
(with 2 AccuMic VCs)
ACCUMIC VC ADVANTAGES
Superior Audio Performance
+Enhances video conferencing audio by placing high-quality microphone closer
to participants
+Distributed Echo Cancellation®effectively eliminates echo
+Noise cancellation removes background noises from fans or HVAC systems
+Wideband digital audio (50 Hz-7 kHz) enhances audio quality – matches video
conferencing system bandwidth
+Full-duplex sound enables participants to speak and listen at the same time
without cutting in and out
+First-mic priority eliminates hollow “tunnel” sound by activating only the
microphone closest to the person speaking
+Three microphones provide 360° audio pickup
+Adaptive ambient mode prevents room noise from activating the microphone
and adapts to changing noise levels
+PA adaptive mode prevents loudspeaker audio from activating microphones to
prevent feedback
Ease of Use
+Plug and play design – simply plug into any set-top video conferencing system
and use
+Mute microphone with the push of a button for private discussions during a
conference call
Expandability
+Link an additional AccuMic VC for expanded coverage in larger rooms
CONFERENCING ACCESSORIES
DATA SHEET <

Automatic gating control
PA adaptive mode
Adaptive ambient mode
Echo cancellation
Noise cancellation
First mic priority
NOM
Echo Cancellation
Tail time: 130 ms x 3
Noise Cancellation
6 dB attenuation
Frequency Response
50 Hz–7 kHz
Microphones
3 elements, each with 120-degree pickup range
Microphone Out
RCA plug
Nominal level: –10 dBu
Impedance: 100 Ohm
Visual Feedback Indication
3 LEDs that indicate direction of audio pickup
Mute Button
Mutes all mic elements
Speaker Reference In
RCA plug
Nominal level: –10 dBu
Impedance: 200 Ohms
Speaker Reference Out
RCA jack
Nominal level –10 dBu
Cables
35’ (10.7 m) four-plug RCA cable:
Power In 12 VDC, 2.5 A, 25 W
Microphone Out
Speaker Reference In
Speaker Reference Out
A/D Conversion
24 bit, 16 kHz
Regulatory and Standards
FCC, CE, IC
Operating Environment
Temperature: 41–104° F (5–40° C)
Humidity: 50–80%
Storage Environment
Temperature: 41–158° F (5–70° C)
Humidity: 10–90%
Power
12 VDC, 2.5 A, 25 W, center positive
Dimensions (L x W x H)
8” x 6.5” x 1”
(20.3 x 16.5 x 2.5 cm)
Weight
1 lb (.45 kg)
Optional Extension Mic Kit
910-156-117 Includes AccuMic VC
microphone and 10’ (3 m) extension cable.
Part Number
910-156-115 AccuMic Desktop Microphone
>ROOM APPLICATIONS >INSTALLATION
AccuMic™ VC DATA SHEET <
>CLEARONE LOCATIONS
Headquarters:
Salt Lake City, UT USA
5225 Wiley Post Way
Suite 500
Salt Lake City, UT 84116
Tel: [phone]
800-945-7730
Fax: [phone]
[email protected]
Latin America
Tel: [phone]
[email protected]
EMEA
Tel: [phone]
[email protected]
APAC
Tel: [phone]
[email protected]
© 2007 ClearOne Communications Inc. All rights reserved. Other product names may be trademarks of their respective owners. Information in this document subject to change without notice. 802-156-115 Revision 2.4
>SPECIFICATIONS
Improve video conferencing audio in small to medium rooms
Spkr Ref Out
Audio Out
Audio In
AccuMic VC
Sony PCS 1600
DC Power connector
AUX2
AUX OUT
VIDEO
AUX1
IN
12
MONITOR OUT
OUT
AUDIO
IN
ISDN B
ISDN A
ISDN C
IR OUT1 IROUT2
MIC
(PLUG IN POWER)
1
2
AUDIO OUT
(MIXED)
100BASE-TX/
10BASE-T
DC12V
POWER
Mic Out
Spkr Ref In
Plug and play design – simply plug into set-top video
conferencing system and use
35’ foot cable