CONVERGE® PRO 880TA

CONVERGE® PRO 880TA

The CONVERGE Pro 880TA is a complete conferencing solution with four power amplifiers. The CONVERGE Pro 880TA delivers enhanced management features, simplified configuration tools and industryleading expandablity for use in virtually any venue and application.

Description

Advanced 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
+ Increased resolution on Microphone Preamp stage
> 0-56 dB in 7 dB increments
+ Management Improvements
> Integrated Ethernet and USB connections
> SNMP and HTML remote management
> 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
+ DARE® (Dynamic Automatic Resonance Elimination) for control of feedback
+ 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
+ Four built-in 35 Watt amplifiers, 8Ω or 70V/100V
+ Up to 96 microphones
+ Link multiple CONVERGE/CONVERGE Pro units (CONVERGE Pro 880, 880T, 880TA, 840T, 8i, TH20, CONVERGE SR 1212 and SR 1212A) for extensive microphone coverage and up to 16 phone lines
+ Enhanced expansion bus, featuring 18 mix-minus audio buses for routing between units
+ Ten mic gating groups (four internal & six 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
+ No space required between rack mounted units

Specification
Audio Performance

Conditions: Unless otherwise specified, all measurements are performed from 20 Hz to 22 kHz BW limit (no weighting)
Frequency Response: 20 Hz to 22 kHz +/- 1 dB
Noise (EIN): -126 dBu, 20 kHz BW, max gain
Rs= 150Ω
THD+ Noise: <0.02%
Dynamic Range: >105 dB (non A
weighted)
Crosstalk: <-91 dB re 20 dBu full band.
Mic/Line Inputs 1-8

Push-on mini-terminal block, balanced,
bridging
Impedance: > 10 KΩ
Nominal Level: adjustable -56 dBu to 0 dBu
(7dB step coarse gain adjustment)
Maximum Level: -65 to +20 dBu
Phantom Power: 24V, selectable
Line Inputs 9-12

Push-on mini-terminal block, balanced,
bridging
Impedance: > 10 KΩ
Nominal Level: 0 dBu
Maximum Level: 20 dBu
Output 1-8

Push-on mini-terminal block, balanced,
bridging
Impedance: < 50 Ω
Nominal Level: 0 dBu
Maximum Level: 20 dBu
Auto Mixer Parameters

Number of Open Microphones (NOM)
PA Adaptive Mode
First Mic Priority Mode
Maximum # of Mics
Ambient Level
Gate Threshold Adjust
Off Attenuation Adjust
Hold Time
Decay Rate
Chairman Override
96 Total Microphones per site
6- Global Gating Groups
4- Internal Gating Groups
Matrix Mixing Parameters

8- Microphone Analog Inputs
4- Analog Line Inputs
8- Analog Line Outputs
4- Power Amplifier Outputs
18- Expansion Bus in/out
8- Assignable Processing Blocks in/out
1- Telco in/out
Assignable Processing Blocks

Filters
– All Pass
– Low Pass
– High Pass
– Low shelving
– High shelving
– PEQ
– Notch
– Crossovers
– CD Horn
Compressor
Delay: adjustable up to 250 ms
Power Amplifier Output Processing

FeedBack Elimination w/ring cancellation
10-band EQ filter
4-node filter bank for Crossover
Delay Block
Compressor/Limiter
Noise Gate for Hiss Control
Sound Masking Generator per channel
Adaptive Volume Control
Multi Channel Control
Microphone Processing

4-node filter bank
AGC/ALC
Wideband AEC with NLP
Tail-time: 130 msec
Noise Cancellation
Power Amplifiers

Channels: 4
Amplifier Output: 4×35 Watts into 8Ω
Impedance: Selectable 8Ω, 70V, 100V
THD + Noise: <0.2% (1/3 Power)
Crosstalk: <-68 dB
Telco Line Port

RJ-11 POTS (plain old telephone
service) or analog PBX extension
A-lead supervision provided
Telco Set Port

Pass-though RJ-11 analog jack
Telephone Audio Performance

Conditions: Unless otherwise specified, all measurements are performed with ALC disabled, referenced @ -15dBm on/off
telephone line
Frequency Response: 250 Hz to 3.3 kHz +/-1 dB
THD+N: <0.3% kHz
SNR: > 62 dB
Telephone Processing

LEC: 31 msec tail-time
Null: >55 dB
Noise Cancellation: 6-15 dB
ALC
Expansion Bus

Connection: CAT 5, RJ45
Mix Minus Structure
18 Audio Buses
6 Gating Buses
8 Reference Buses
Network

10/100 Auto Switching (PC and
Network Port)
HTTP Server
Telnet Client
SNMP Agent
SMTP Client
DNS
DHCP
RS-232

DB-9
9.6k – 115k baud
8/1/0
Hardware Flow Control
USB

Version 2.0 compatible
Type: B-connector
GPIO

DB 25 female (A/B)
Inputs: Active Low
Outputs: Open Collector, 40Vdc, 40 mA
Power

100-240VAC; 50/60 Hz,
300 Watts (maximum)
Idle: 139 BTU/hr
Full Load: 779 BTU/hr
Efficiency: >80%
Humidity

15 to 80%
Mechanical

Dimensions: 2RU
3.5” H x 17.25” W x 15.92” D
Weight: < 30 lbs.
Environmental

Operating temperature:
32-122 degrees F
Compliance

FCC
Industry Canada
CE
RoHS
Class 2 Wiring Required
Part Number

910-151-882 CONVERGE Pro 880TA

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