DBX
DBX DriveRack 4800 Loudspeaker Management System
The DBX DriveRack 4800 is a powerful 4x8 speaker management system for use in both touring and installation applications. Featuring a high-resolution 96 kHz DSP engine and standard analog and digital I/O, to the QVGA display and multiple control surfaces, the 4800 provides all the processing, flexibility and control necessary.
Main features of the DBX DriveRack 4800 include:
Input | (4) total |
Input Connectors | Female XLR |
Input Type | Electronically balanced, RF filtered |
Insert Impedance | >50k ohm |
Max Input | Software selectable for: +28, +26, +24, +22, +20, +18, +16, +14 dBu |
CMRR | >40 dB typical, >55 dB at 1 kHz |
Digital Inputs | (4) AES/EBU Channels |
Digital Input Connectors | Female XLR |
Digital Input Type | Transformer Isolated, RF filtered |
Digital Input Impedance | >110 ohms |
Mic Preamp Connector | (RTA) - (1) Female XLR |
Mic Preamp gain | (RTA) 10dB to 50dB in 10dB increments |
Output | 8 total |
Output Connectors | Male XLR |
Output Type | Electronically balanced, RF filtered |
Output Impedance | 30 ohms |
Max Output | Software selectable for: +24, +22, +20, +12, +8, +4 dBu |
Digital Output | (8) AES/EBU Channels |
Digital Output Connector | Male XLR |
Digital Output Type | Transformer Isolated, RF filtered |
Digital Output Impedance | >110 ohms |
A/D Converter | dbx Typve IV™ Converstion System |
A/D Dynamic Range | >114 dB unweighted, 116dB A-weighted |
Type IV Dynamic Range | 128dB with transient material, A-weighted, 22kHz BW 126 dB with transient material, unweighted, 22 kHz BW 120 dB typical with program material, A-weighted, 22 kHz BW |
Sample Rate | 96kHz |
Wordlength | 24 bits |
D/A Dynamic Range | 112 dB unweighted, 115 dB A-weighted |
Dynamic Range | 112dB unweighted, 115dB A-weighted |
Internal Processing | 32 bit floating point |
THD+Noise | 0.004% typical at +4 dBu, 1 kHz, 0 dB input gain |
Frequency Response | 20 Hz- 40 kHz, +/-0.5 dB |
Interchannel Crosstalk | <-85 dB at 1 kHz, 0 dB input gain |
Pre EQ Type | One 31-band Graphic EQ on each input One EQ that is switchable between 31-band and 9-band Parametric on each input |
EQ Gain | +/- 12dB |
Input Insert Processing | Two selectable Insert Processing blocks per input: Noise Gate, Compressor, Auto Gain Control, De-Esser, Sub-Harmonic Synth, Advanced Feedback Suppression |
Input Delay Length | Up to 682 mSec available |
Routing/Mixing | 4-input mixer available at each output allowing any input to be sent or mixed to any output |
Output Insert Processing | Two selectable Insert Processing blocks per output: Noise Gate, AutoWarmth®, Compressor, Auto Gain Control, Peak Limiter, Sub-Harmonic Synth, Advanced Feedback Suppression |
Crossover | configs: 1x1, 1x2, 1x3, 1x4, 1x5, 1x6, 1x7, 1x8, 2x2, 2x3, 2x4 2x5, 2x6, 2x7, 2x8, 3x3, 3x4, 3x6, 3x7, 4x4, 4x5, 4x8 |
Crossover Filter Type | Bessel 6, 12, 18, and 24 dB per Octave Butterworth 6, 12, 18, and 24 dB per Octave Linkwitz-Riley 12, 24, 36, and 48 dB per Octave |
Polarity | Positive and Negative |
Phase Control | 0 to -180 degrees in 5 degree increments |
Output Delay Length | 1365 mSec shared between the outputs |
Transformer | I/O: optional |
Controls | Ethernet, RS-232, Optional dbx ZC Wall Panels |
Power Consumption | 100V to 240V 50/60Hz, 45 Watts |
Dimensions | 3.5"x19"x12.15" |
设备重量 | 11 lbs. |
Shipping Weight | 12.5 lbs. |
- PA/Installation signal processor with flexible routing and insert capabilities
- 48 and 96 kHz operation
- 4 analog and AES/EBU inputs
- 8 analog and AES/EBU outputs
- Full Bandpass Filter, Crossover and Routing Configurations with Bessel, Butterworth, and Linkwitz-Riley filters
- 31-Band Graphic and 9-band Parametric EQ on every input
- 6-band Parametric EQ on every output
- Loudspeaker Cluster and driver Alignment Delays
- Selectable DSP inserts on all inputs and outputs