442 Complete Equalizaton & Loudspeaker Management System

Inputs

Number of Inputs:

4

Connectors:

Female XLR

Type:

Electronically balanced/RF filtered

Impedance:

>40k ohm

Maximum Input Level:

Hardware selectable for +30, +22, +14, dBu

CMRR:

>40 dB typical, >55 dB at 1kHz

Outputs

Number of Outputs:

4

Connectors:

Male XLR

Type:

Electronically balanced, RF filtered

Impedance:

120ohm

Output Transformers:

Optional

Max Output Level:

+25.5 dBu into 1kohm
+22dBu into 600ohm

A/D Performance

Type:

dbx Type IV™ Conversion System

Dynamic Range line:

>112 dB unweighted, 115 dB A-weighted

Type IV™ dynamic
range:

127 dB with transient material, A-weighted,
22kHz BW 125 dB with transient material, unweighted, 22kHz BW,
119 dB typical with program material, A-weighted, 22kHz BW

Sample Rate:

48kHz

A/D Wordlength:

24 bits

D/A Performance

Dynamic Range:

112 dB unweighted, 115 dB A-weighted

Sample Rate:

48kHz

D/A Wordlength:

24 bits

System Performance

Internal Wordlength:

48 bits

THD + Noise:

0.003% typical at +4dBu, 1kHz, 0dB input gain

Frequency Response:

20Hz- 20kHz, +/-0.5dB

Interchannel Crosstalk:

<-85dB at 1kHz, 0dB input gain

EQ

Type:

One 31-band Graphic EQ per input channel, or 9 band Parametric EQ per input channel RTA can be substituted for EQ in channels 3 and 4

Range:

+/-12 dB range

Notch Filters

Number:

4 fixed per channel

Delay

Length:

340ms/channel

Dynamics

Type:

Compressor/Limiter with PeakStopPlus™

Attack/Release:

Program Dependent

Linking:

All 4 bands are linkable

Phase Compensation

Number:

One per output channel

Amount:

0-180 degrees phase shift

Output Polarity :

Reversible

Miscellaneous

Output Transformers :

Optional

Network:

Proprietary RS-485 Backbone

GUI:

RS-232 interface for computer display and configuration

ROM Upgrade:

Flash upgradeable through RS-232

Power Requirements
Watts:

100-240V - 50/60 Hz - 35 Watts

Dimensions:

Height- 3.5” X Width- 19” X Depth 12.15”

Weight:

10lbs.

Shipping Weight:

11.5 lbs.