ClearOne Converge Pro 840T Professional Conferencing

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  • Converge Pro 880 functionality plus built-in telephone interface and power amplifier
  • It also links with other Converge Pro mixers for maximum flexibility and use in many applications.
  • 4-Channel AEC Microphone Mixer / Amplifier / Hybrid
  • (4) Mic/Line Switchable Inputs; (4) Line Level Only Inputs; Total (8) Inputs
Condition: New
Freight: $0.00

General Information
Category:Audio Conferencing EquipmentManufacturer:Clearone
Categorization By Manufacturer:Professional ConferencingModel:910-151-840
p>Converge Pro 880 functionality plus built-in telephone interface and power amplifier

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 capabilities. It also provides expansion capability with other Converge Pro mixers for complex installations

Advanced Conferencing Feature Set

  • Next-generation Acoustical Echo Cancellation
    > Improved duplex performance
    > Push-to-talk microphone compatibility
  • Next-generation Noise CancellationAdaptive modeling to room ambient noise condition
  • 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
Conferencing Capability
  • Built-in telephone interface and power amplifier
  • Link with multiple Converge Pro TH20s for up to 16-line capability
  • Also link to Converge Pro 880 or 8i for additional inputs and outputs
  • Convention Centers and Hotels
  • Auditoriums
  • Stadiums
  • Conference Rooms
  • Houses of Worship
  • Theaters
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
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
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
RJ-11
POTS (plain old telephone service) or
analog extension from a PBX
A-lead supervision provided
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
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)
USB
Version 2.0 Compatible
Type: B-connector
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

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