Clear One Converge Pro 840T User manual

LEADING AUDIO
CONFERENCING
SOLUTION FOR
PROFESSIONAL
INSTALLATIONS
CONVERGE PRO 840T
APPLICATIONS
Conference Rooms
Boardrooms
Courtrooms
Distance Learning Facilities
Convention Centers and Hotels
Training Rooms
Telemedicine Facilities
Houses of Worship
CONVERGE PRO 840T ADVANTAGES
Advanced Conferencing Feature Set
+Next-generation Acoustical Echo Cancellation
> Full bandwidth (20Hz to 22Khz) echo cancellation
> Improved duplex performance
> Push-to-talk microphone compatibility
+Next-generation Noise Cancellation
> Adaptive modeling to room ambient noise conditions
+Increased resolution on Microphone Preamp stage
> 0-56 dB in 7 dB increments
+Pre-AEC routing for Sound Reinforcement Applications
> Maximum of 4 millisecond processing delay
+Management Improvements
> Integrated Ethernet and USB connections
> SNMP and HTML remote management agents
> Event scheduler
> Diagnostic console
+Simplified Configuration Software
> Drag & drop A/V and channel objects
> Selectable views—unit, matrix, channel
+Expanded Serial Command List
Superior Audio Performance
+Next-generation Distributed Echo Cancellation®on every mic input
+First-mic priority delivers clear audio to the far end
+20 Hz-22 kHz bandwidth for full-range audio response
+ALC & AGC keep participants’ audio balanced and consistent
Configuration Flexibility
+Scalable – link multiple Converge Pro units (880, 840T, 8I, TH20) for extensive microphone
coverage and up to 16 phone lines
+Enhanced expansion bus, featuring 12 mix-minus audio buses for routing between units
+Eight mic gating groups (four internal & four global) allow separation of mics into
individual mixer gating groups for greater configuration flexibility
+32 presets can be executed on-the-fly without disturbing other ongoing preset operations
+255 Macros for customized audio control/configuration with single command execution
Professional Conferencing System
The successor to the industry-leading XAP 400. Leveraging the rich functionality,
audio performance, and flexibility offered by the flagship Converge Pro 880, the
new 840T includes a built-in telephone interface and power amplifier for
standalone conferencing applications. Its expansion capabilities also allow you
to connect it to other Converge / Converge Pro models for complex installations.
PROFESSIONAL CONFERENCING
DATA SHEET <
CONVERGETM PRO|840T
NEW!

>SPECIFICATIONS
CONVERGE PRO 840T DATA SHEET <
>CLEARONE LOCATIONS
>CONVERGE PRO 840T BACK PANEL
Audio Performance
Conditions: Unless otherwise specified, all
measurements are performed with a 20 Hz
to 22 kHz BW limit (no weighting)
Frequency Response: 20 Hz to 22 kHz ±1dB
Noise (EIN): -126 dBu, 20 kHz BW, max gain,
Rs=150 Ω
THD+N: <0.02%
Dynamic Range: 100 dB (non A-weighted)
Crosstalk <-91 dB re 20 dBu @ 20 kHz
channel to channel
Auto Mixer Parameters
Number of Open Microphones (NOM)
PA Adaptive Mode
First Mic Priority Mode
Last Mic Mode
Maximum # of Mics Mode
Ambient Level
Gate Threshold Adjust
Off Attenuation Adjust
Hold Time
Decay Rate
Matrix Mixing Parameters
29x30 matrix
8 analog in/out
1 speaker out (amplified)
12 expansion bus in/out
4 assignable processing blocks in/out
4 assignable fader blocks in/out
1 telco in/out
Assignable Processing Blocks
Filters:
All pass
Low pass
High pass
Low shelving
High shelving
Parametric EQ
Notch
CD Horn
Crossovers:
Bessel
Butterworth
Linkwitz-Riley
Compressor
Delay; adjustable up to 250 ms
Assignable Fader Blocks
Gain/Mute
Microphone Input Configuration
Input Gain Adjust
Mic or Line Level
Phantom Power on/off
Echo Cancellation on/off
Noise Cancellation on/off
Filters:
All Pass
Low Pass
High Pass
Notch
PEQ
Mute on/off
Chairman Override on/off
AGC on/off
Automatic Level Control on/off
Auto Gate/Manual gate
Adaptive Ambient on/off
Pre AEC channel
Mic/Line Inputs 1-4
Push-on mini-terminal block, balanced,
bridging
Impedance: < 5 KΩ
Nominal Level: adjustable -56 dBu to 0 dBu
(7 dB step coarse gain adjustment)
Maximum Level: -65 dBu to +20 dBu
Echo Cancellation: 130 ms tail time (works
with 12 dB of room gain)
Noise Cancellation: 6–15 dB attenuation
Phantom Power: 24 V, selectable
Line Inputs 5-8
Push-on mini-terminal block, balanced,
bridging
Impedance: > 5 KΩ
Nominal Level: 0 dBu
Maximum Level: 20 dBu
Outputs 1-8
Push-on mini-terminal block, balanced
Impedance: < 50 Ω
Nominal Level: 0 dBu
Maximum Level: 20 dBu
Amplifier Output
Binding post connection
10 Watts @ 4 Ω Impedance
THD + Noise: <0.5%
Telco Line Port
RJ-11 POTS (plain old telephone service) or
analog extension from a PBX
A-lead supervision provided
Telco Set Port
Pass-through RJ-11 analog port
Telephone Audio Performance
Conditions: Unless otherwise specified,
all measurements are performed with
Transmit Limiter and Receive ALC disabled
Frequency Response: 250 Hz to 3.3 kHz ±1
dB
THD+N: <0.3%, re-max level 250 Hz to 3.3
kHz
SNR: >62 dB re max level
Telephone Echo Cancellation
Tail Time: 31 ms
Null: 55 dB nominal
Telephone Noise Cancellation
Noise Cancellation: 6–15 dB attenuation
Expansion Bus In/Out
Proprietary Network
RJ-45 (2), 1.9 Mbps
Category 5 twisted-pair cable, 200' maximum
cable length between any two Converge Pro
devices
Ethernet
Autoswitching with Quality of Connection
(QoC)
10/100 Ethernet Network Port
10/100 Ethernet PC Port
RJ-45 Connectors
RS-232
Serial Command Protocol Only (Console
software not supported on RS-232 port)
DB-9 female
9,600/19,200/38,400/57,600/115,200 baud
rate; 8 bits, 1 stop, no parity
Hardware flow control on (default)/off
USB
Version 2.0 Compatible
Type: B-connector
Control/Status
DB-25 female A/B (2)
Inputs A/B: active low (pull to ground)
Outputs A/B: open collector, 40 VDC max,
40 mA each
+3.3 VDC pins (2) (300 mA over-current
protected)
Configuration & Administration Software
ConvergeTM Console
Power Input Range
Auto-adjusting
100–240 VAC; 50/60 Hz
Power Consumption
30W Typical
Dimensions (L x D x H)
17.25" x 10.25" x 1.75"
43.8 x 26 x 4.5 cm
Weight
7.5 lbs/3.3375 kg unit weight
12 lbs/5.4kg shipping weight
Operating Temperature
14° F/-10° C to 122° F/50° C ambient room
temperature
Approvals & Compliance
AES48-2005: AES standard on
interconnections — Grounding and EMC
practices — Shields of connectors in audio
equipment containing active circuitry (self
certified)
U.S.A. & Canada
CSA safety listed
EU Countries
RoHS compliant
WEEE compliant
See product manual for additional details
Optional Accessories
Converge Pro 880
Converge Pro 880T
Converge Pro 8i
Converge Pro TH20
Converge SR 1212
Tabletop Controller
Button Microphone – Omni-Directional
Button Microphone – Uni-Directional
Delta Microphone
Tabletop Microphone – Uni-Directional
JBL Wall-Mount Speakers
Part Number
910-151-840 Converge Pro 840T – 4-channel
AEC Microphone Mixer with built-in telephone
hybrid amplifier
Headquarters:
Salt Lake City, UT USA
5225 Wiley Post Way
Suite 500
Salt Lake City, UT 84116
Tel: [phone]
Toll Free: 800-945-7730
Fax: [phone]
[email protected]
Latin America
Tel: [phone]
[email protected]
EMEA
Tel: [phone]
[email protected]
APAC
Tel: [phone]
[email protected]
+Other product names may be registered trademarks of their respective owners who do not necessarily endorse ClearOne or ClearOne’s products. All rights reserved. Information in this document subject to change without notice.
© 2007 ClearOne Communications Inc. 802-151-840 Revision 1.7 January 2008.