Input Connectors

XLR and 1/4" TRS (Pin 2 and tip hot)

Input Type

Electronically balanced/unbalanced, RF filtered

Input Impedance

Balanced > 50 kOhm, unbalanced >25 kOhm

Max Input

> +24 dBu balanced or unbalanced

CMRR

Typically >50 dB at 1 kHz

Output Connectors

XLR and 1/4" TRS (Pin 2 and tip hot)

Output Type

Servo-balanced/unbalanced, RF filtered

Output Impedance

Balanced 120 Ohm, unbalanced 60 Ohm

Max Output

> +21 dBm balanced, > +20 dBm unbalanced

Sidechain Input Connector

1/4" Unbalanced (Tip-Sleeve)

Sidechain Input Type

Unbalanced, RF filtered

Sidechain Impedance

>10 kOhm

Sidechain Max Input Level

>+24 dBu

Sidechain Output Connector

1/4" Balanced TRS (tip hot)

Sidechain Output Type

Impedance balanced, RF filtered

Sidechain Output Impedance

Balanced 2 kOhm, unbalanced 1 kOhm

Sidechain Max Output Level

>+21 dBu balanced or unbalanced

Bandwidth

20 Hz to 20 kHz, +0/0.5 dB

Frequency Response

0.35 Hz to 90 kHz, +0/-3 dB

Noise

< -95 dBu, unweighted, 22 kHz measurement bandwidth

Dynamic Range

> 118dB, unweighted

THD+Noise

0.008% typical at +4 dBu (1 kHz unity gain), 0.08% typical at +20 dBu (1 kHz unity gain), < 0.1% any amount of compression up to 40 dB, 1 kHz

IMD

< 0.1% SMPTE

Interchannel Crosstalk

< -80 dB 20Hz to 20 kHz

Stereo Coupling

True RMS Power Summing

Compressor Threshold Range

-40 dBu to +20 dBu

Compressor Ratio

1:1 to infinity:1

Compressor Threshold Characteristic

Selectable OverEasy® or hard knee

Compressor Attack/Release Characteristic

AutoDynamic™

Compressor Attack/Release Modes

Selectable Manual or Auto

Compressor Manual Attack Time

Scalable program-dependent

Compressor Manual Release Time

Scalable program-dependent

Compressor Auto Attack Time

Program-dependent

Compressor Auto Release Time

Program-dependent

Compressor Output Gain

-20 to +20 dB

Limiter Threshold Range

+4 dBu to +24 dBu (off)

Limiter Ratio

infinity:1

Limiter Type

PeakStopPlus® two-stage limiter

Limiter Stage 1

PeakStop® brickwall limiter

Limiter Stage 1 Attack Time

Zero

Limiter Stage 1 Release Time

Zero

Limiter Stage 2

Predictive intelligent program limiter

Limiter Stage 2 Attack Time

Program-dependent

Limiter Stage 2 Release Time

Program-dependent

Expander/Gate Threshold Range

Off to +15dBu

Expander/Gate Ratio

1:1 to 30:1

Expander/Gate Attack Time

< 100 µsec

Expander/Gate Release Time

Program-dependent

SC Ext. Switch

Routes the external sidechain input signal to the detector

SC Mon. Switch

Routes the sidechain signal to the output, interrupting the normal audio

OverEasy® Switch

Activates the OverEasy compression function

Countour Switch

Activates the frequency-dependent detector function

Auto Switch

Activates automatic program-dependent attack and release times, disabling the manual Attack and Release controls

I/O Meter Switch

Switches between monitoring input and output levels on the Input/Output Level meter

Bypass Switch

Activates the direct input-to-output hard-wire relay bypass. Relay automatically hard-wire bypasses unit at power-down and provides a power-on delay of 1.5 sec.

Operating Level Switch

(rear panel) Switches the nominal operating level between -10 dBV and +4 dBu simultaneoulsy for both input and output levels

ST Link Switch

Link both channels for stereo operation. Channel One becomes the master

Gain Reduction Meter

12-segment LED bar graph at 1, 2, 4, 6, 9, 12, 15, 18, 21, 24, 27 and 30 dB

I/O Meter

8-segment LED bar graph at -24, -18, -12, -6, 0, +6, +12, and +18 dBu

Compressor Threshold Meter

3-segment LED bar graph at Below (-), OverEasy and Above (+)

Expander/Gate Threshold Meter

2-segment LED bar graph at Below (-) and Above (+)

Limiter Threshold Meter

1 LED to indicate PeakStopPlus™ limiting

Function Switches

LED indicator for each front-panel switch

Output Transformer Options

Jensen® JT-123-dbx or JT-11-dbx, BCI RE-123-dbx or RE-11-dbx

Operating Voltage

100-120 VAC 50/60 Hz 200-240 VAC 50/60 Hz

Power Consumption

20 Watts

Fuse

100-120 VAC:250 mA Slow Blow, 200-240 VAC:125 mA Type T

Power Connector

IEC receptacle

Dimensions

1.75"Hx19"Wx9"D (4.4cmx48.3cmx20.1cm)

Unit Weight

5.1 lbs. (2.3 kg)

Shipping Weight

7.5 lbs. (3.4 kg)