Details
The dbx ZonePRO 640m is a digital zone processor with a fixed I/O, preconfigured architecture, configurable insert processing, and optional duplication of audio to an additional ZonePRO device via a link bus.The unit features six inputs with four balanced mic/line switchable terminal block inputs and two unbalanced, mono-summed RCA input pairs. There is hardware-controlled microphone gain per channel.
Specifications
| Indicators | 4 Independent Six-Segment Lightpipe Output Meters that Range from -30 to +20 dBu, Threshold Meters |
| LCD Display | LCD Display Provides Information About Source Selection, Page Steering, Zone Volume, and Mute |
| Inputs | Input: 6 Total (4) Switchable Mic or Line, (2) Unbalanced, Mono-Summed RCA Input Pairs Input Connectors: Euroblock (Line and Mic) RCA (Source) Input Type: Electronically Balanced / RF-Filtered Input Impedance: Euroblock: >50 Kilohms Balanced, >25 Kilohms Unbalanced, RF Filtered; RCA: >25 Kilhms Unbalanced, RF Filtered Max Input: +20 dBu Mic/Line, +12 dBu RCA |
| CMMR | >40 dB, Typically >55 dB at 1 kHz |
| Mic Gain Range | 30 to 60 dB |
| EIN | Mic Preamp Equivalent Input Noise (EIN): < -118 dBu, 22 Hz to 22 kHz, 150-Ohm Source Impedance |
| Phantom Power for Mic Inputs | +15 VDC |
| Outputs | Output: 4 Total Output Connectors: Euroblock Output Type: Electronically Balanced, RF Filtered Output Impedance: 120 Ohms Balanced, 60 Ohms Unbalanced Max Output: +20 dBu |
| AD Conversion | dbx Type IV Conversion System |
| Dynamic Range | A/D Dynamic Range: (Line) >113 dB, A-Weighted, >110 dB Unweighted Type IV Dynamic Range: >119 dB, A-Weighted, 22 kHz; BW: >117 dB, Unweighted, 22 kHz BW Digital Output Dynamic Range: >114 dB A-Weighted, 110 dB Unweighted D/A Dynamic Range: 112 dB A-Weighted, 109 dB Unweighted, 22 kHz BW Dynamic Range: >109 dB A-Weighted, >106 dB Unweighted, 22 kHz BW |
| Sample Rate | 48 kHz |
| THD+N | 0.003% Typical at +4 dBu, 1 kHz, 0 dB Gain |
| Frequency Response | 20 Hz to 20 kHz, ±0.5 dB |
| Inter-Channel Crosstalk | >80 dB Typical |
| Propagation Delay | 0.6 ms |
| BTU | <92.13 |
| Certifications | UL 600065, IEC 60065, EN 55013, E60065 |
| Power | Operating Voltage: 120 VAC, 60 Hz Power Consumption: 29 W |
| Dimensions | 19 x 7.8 x 1.8″ / 48.3 x 19.7 x 4.5 cm |
| Weight | 6.1 lb / 2.7 kg |