ClearOne PC - User Manual

AccuMic™|PC
Desktop Microphone
An echo-cancelling microphone for desktop and small room conferencing
applications. AccuMic PC features ClearOne’s industry-leading professional audio
technologies. It connects directly to personal computers to provide affordable,
high-quality audio for web-based video/audio calls and web conferences.
CLEAR, FULL SOUND
FOR PC-BASED
CONFERENCING
ACCUMIC PC APPLICATIONS
Personal Workstation
Executive Office
Small Office/Home Office
Small Conference Room
Medium Conference Room
(with 2 AccuMic PCs)
ACCUMIC PC ADVANTAGES
Superior Audio Performance
+ 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 PC sound card and use
+ Works with PC or Macintosh for dramatically improved audio
+ Hands-free operation of desktop microphone eliminates the need to use
handset during long conference calls
+ Mute microphone with the push of a button for private discussions during
a conference call
Expandability
+ Link an additional AccuMic PC for expanded coverage in larger rooms
CONFERENCING ACCESSORIES
DATA SHEET
<

Summary

AccuMic PC Desktop Microphone Overview

Product Description

An echo-cancelling microphone for desktop and small room conferencing applications.

AccuMic PC Applications

Lists various environments where the AccuMic PC is suitable for conferencing.

AccuMic PC Advantages

Details superior audio performance, ease of use, and expandability features.

Room Applications

Meeting Room Suitability

Ideal for small group meetings from desktop to small/medium conference rooms.

Installation Guide

Plug and Play Setup

Simple plug-and-play connection to PC sound card for immediate use.

Product Specifications

Audio Technologies and Performance

Details audio technologies like echo/noise cancellation, frequency response, and microphones.

Connectivity and Controls

Covers microphone output, visual feedback, mute button, and speaker reference ports.

Technical Details

Includes A/D conversion, regulatory standards, operating/storage environments, and power.

Physical and Part Information

Provides dimensions, weight, optional extension kit, and the main part number.

ClearOne PC Specifications

Audio Technologies

echo cancellation tail time	130 ms x 3
noise cancellation attenuation	6 dB
frequency response	50 Hz–7 kHz

Microphone

microphone elements	3 elements, each with 120-degree pickup range
microphone out nominal level	-23 dBu
microphone out impedance	100 Ohms

Speaker Reference

speaker reference in nominal level	-23 dBu
speaker reference in impedance	200 Ohms
speaker reference out nominal level	-23 dBu

Cable

cable length	20’ (6.1 m)
cable type	10-pin mini-DIN to four-way breakout cable adapter
optional extension mic kit	10’ (3 m) extension cable

Power

power voltage	12 VDC
power current	2.5 A
power consumption	25 W

Operating Environment

operating temperature	41-104° F (5-40° C)
operating humidity	50-80%
storage temperature	41-158° F (5-70° C)

Weight and Dimensions

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)
a/d conversion	24 bit, 16 kHz