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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, 22 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

12 analog inputs/outputs

12 expansion bus in/out

8 assignable processing blocks in/out

4 assignable fader blocks 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

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

Mic/Line Inputs 1-8

Push-on mini-terminal block, 

balanced, bridging

Impedance: < 5 K

Ω

Nominal Level: adjustable -56 dBu to 

0 dBu (7 dB step

coarse gain adjustment)

Maximum Level: -65 dBu to +20 dBu

Line Inputs 9-12

Push-on mini-terminal block, 

balanced, bridging

Impedance: < 5 K

Ω

Nominal Level: 0 dBu

Maximum Level: 20 dBu

Outputs 1-12

Push-on mini-terminal block, balanced

Impedance: < 50 

Ω

Nominal Level: 0 dBu

Maximum Level: 20 dBu

Expansion Bus In/Out

Proprietary Network

RJ-45 (2), 1.9 Mbps

CAT-5 twisted-pair cable, 200’ 

maximum cable length between units

Ethernet

Autoswitching with Quality of 

Connection (QoC)

10/100 Mbps Ethernet Network Port

10/100 Mbps 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 bit, no parity

Hardware flow control on (default)/off

Control/Status Ports

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

Converge™ Console

Power Input Range

Auto-Adjusting

100–240 VAC; 50/60 Hz

Power Consumption

30 W 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 unit temperature

Approvals

See the 

Installation & Operation 

Manual

 for complete details

AES48-2005: AES standard on 

interconnections —

Grounding and EMC practices 

— Shields of connectors

in audio equipment containing

active circuitry (self certified)

Optional Accessories

Converge Pro 880

Converge Pro 880T

Converge Pro 840T

Converge Pro 8i

Converge Pro TH20

Tabletop Controller

Part Number

910-151-900 Converge SR 1212

12x12 Digital Matrix Mixer

CONVERGE

  

SR 1212 

DATA SHEET 

<

>     

CONVERGE

  

SR 1212 BACK PANEL

>     

SPECIFICATIONS

>     

CLEARONE LOCATIONS

Headquarters:
Salt Lake City, UT USA

5225 Wiley Post Way
Suite 500
Salt Lake City, UT 84116

Tel: 

801-975-7200

Toll Free: 800-945-7730

Fax: 

801-977-0087

[email protected]

Latin America

Tel: 

801-974-3621

[email protected]

EMEA

Tel: 

44 (0) 1189 036 053

[email protected]

APAC

Tel: 

801-303-3388

[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

.

© ClearOne. 802-151-900 Revision 1.1 

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