MARA-SUB DAS Audio

Powered, 1x 21″ + 1×18″, Cardioid high performance subwoofer, for stacking/flying, ALMA, black

  • SPL Max: 141 dB
  • Dispersion: Cardioid
  • Weight: 107,0 kg ( 235,5 lb )
SKU: MARA-SUB Categories: , , Tag: Brand:

Description

Product description

MARA-SUB is a self-powered cardioid subwoofer system that incorporates a front 21″ speaker and a rear 18″ speaker, both with a 4″ voice coil, in a bass-reflex configuration. The rear 18″ speaker creates the cardioid dispersion pattern needed to compensate for unwanted energy at the rear.
 
The Class D amplifier of the MARA-SUB has 4 bridged channels, providing power to both the front 21″ speaker and the rear cardioid 18″ speaker. The switched-mode power supply features power factor correction, reducing power consumption and improving reliability and consistency under all operating conditions. The built-in DSP optimizes the signal parameters for the speakers, allowing compensation of 14 dB of rear energy in the range of 32 Hz – 125 Hz.
 
The enclosure design adheres to DAS’s strict standards regarding the use of birch plywood and durable ISO-flexTM exterior protection. The MARA-SUB features the necessary rigging system to fly together with the MARA systems using a single support. The metal grilles include acoustically transparent and moisture-repellent fabric. Recessed handles are located on each side of the enclosure.
 
The packaging of this model includes 1 unit of the product, 1 EC-09 cable, 1 PLINK1-09 cable, and 3 pins.

Performance

Frequency Range (-10 dB)
32 Hz – 125 Hz
Maximum Linear SPL1
137 dB
Maximum SPL2
141 dB

Electronics and Connectors

Nominal Amplifier Power (continuous)
2400 W
Nominal Amplifier Power (peak)
4800 W
Nominal Amplifier Power LF (continuous)
2 x 1200 W
Nominal Amplifier Power LF (peak)
2 x 2400 W
Input Type
Balanced Analog
Input Impeadance
20 kohms
Input Sensitivity
6.2 V (+18 dBu)
Audio Signal Input Connector
1 x Female XLR
Audio Signal Loop Thru Connector
1 x Male XLR
Audio/Data Input Connector
etherCON
Control
ALMA
Audio + Data Loop Thru Connector
etherCON
AC Input Connector
powerCON TRUE1
AC Output Connector
powerCON TRUE1
Current Draw 230 V / 115 V
6.5 /13A
Sampling Rate
96kHz

Enclosure

Enclosure Construction
Birch Plywood
Enclosure Geometry
Rectangular
Rigging
Captive Rigging System
Finish
ISO-flex Paint
Color
Black
IP Rating
IP43
Dimensions ( H x W x D )
605 x 1.070 x 790 mm23,8 x 42,0 x 31,0 in
Net Weight
107,0 kg ( 235,5 lb )

Components

LF Driver
21LFN
LF Cardioid Driver
18UXN

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