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Amplifiers

Crown Audio DSi 2.0 MA4 700W 4-Channel Amplifier for JBL Cinema Loudspeakers

Crown

AED 16538.81 inc VAT.

The DSi-Series MA4 is a 700W 4-channel power amplifier designed for JBL cinema loudspeakers, delivering high-quality performance in a rack-mountable form. It features 96 kHz/32-bit digital signal processing, DriveCore technology, and supports high power output at 2 ohms. The amp includes four analog inputs, an LCD panel for easy configuration, and integrates with HARMAN Audio Architect via HiQnet. It offers tailored tuning presets for JBL speakers, ensuring optimal cinema sound quality and easy setup.

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SKU: MA4-EK Categories: , Brand:

Description

JBL DSi-Series MA4 Power Amplifier

The JBL DSi-Series MA4 Power Amplifier is a versatile 700W 4-channel amplifier designed specifically for powering JBL cinema loudspeakers. This high-performance unit boasts advanced digital signal processing and modern connectivity features, all in a compact, rack-mountable design.

Key Features

  • 96 kHz/32-bit digital signal processing with 8-band parametric EQ, delay, and crossovers
  • DriveCore technology for superior efficiency and reliability
  • High power output supporting up to 2 ohms load, enabling up to 4 surround speakers per channel
  • Built-in JBL cinema speaker tuning presets for optimal performance and protection
  • HiQnet port for connection to HARMAN Audio Architect control software over a standard TCP/IP network
  • Front-panel LCD for easy configuration and channel muting
  • SNMP compatibility for integration with theater management systems
  • Ultra-Quiet operation with a maximum fan noise of 51 dBA
  • Standard 19″ rack-mountable 2 RU chassis
  • International power supply compatibility

Specifications

Specification Details
Number of Channels 4
Power Rating 8 Ohms: 750W Peak per Channel (1 kHz, 0.5% THD)
4 Ohms: 1400W Peak per Channel (1 kHz, 0.5% THD)
2 Ohms: 2100W Peak per Channel (1 kHz, 0.5% THD)
8 Ohms: 2600W Peak Bridged (1 kHz, 0.5% THD)
4 Ohms: 4200W Peak Bridged (1 kHz, 0.5% THD)
Load Impedance / Voltage 2 / 4 / 8 Ohms per Channel
Frequency Response 20 Hz to 20 kHz ±0.5 dB (4 Ohms)
Damping Factor > 1000
Input Impedance 70 Kilohms (Balanced), 35 Kilohms (Unbalanced)
Max Gain 35.5 dB
Max Input Level 21 dBu
SNR > 99 dB
THD 0.35% (20 Hz to 20 kHz, at Rated Power)
Intermodulation Distortion ≤ 0.35%
Crosstalk > 80 dB (20 Hz to 1 kHz, Below Rated Power)
CMRR > 70 dB
Sample Rate Up to 96 kHz
DSP 32-Bit Floating Point DSP at 96 kHz
Audio Delay Adjustable Up to 1000 ms per Channel
Crossover Yes
EQ 8-Band Parametric EQ per Channel
Limiting Yes
I/O 2 x Block 6-Pin Balanced Line Input
2 x Barrier Strip 4-Pin Speaker Output
1 x Block 8-Pin GPIO Input/Output
Digital I/O 1 x RJ45 Ethersound Input (Control, Network)
AC Input Power 100 to 220 VAC, 50 / 60 Hz
AC Power Connector 1 x IEC
Display & Indicators 1 x Blue LCD (Backlit)
Rackmount Size 2 RU
Cooling Fan (Variable Speed)
Dimensions 19.0 x 3.5 x 17.2″ / 482.6 x 88.9 x 436.9 mm
Weight 23.1 lb / 10.5 kg

Additional information

Brand

EAN

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