MAKS4A is an active subwoofer based on double 18” speaker (1800W rms each), incorporating “Powersoft” 4-channel class-D amplifier, controlled by our 24-bit DSP. Four selectable presets are enabling its use in wide variety of applications.

MAKS4A is an active subwoofer, powered by four channel “Powersoft” class-D amplifier and controlled by our DSP. Amplifier module is equipped with 4 different presets optimizing its sound for wide variety of applications.
It robust design and high performance makes it very versatile. It could be used in fixed installations as well as a part of touring system.

  • “Powersoft” power Amplifier, Class-D, 8KW.
  • 24-bit DSP with 4 selectable presets.
  • European-made 18” transducers personalized for UNKA SOUND.
  • Neutrik NL-4 and PowerCon connectors.
  • Poliurea paint Finish.
  • Large scale PA systems.
  • Touring PA Systems.
  • Audio-Visual applications.
  • Concert Halls.
ACOUSTICS
POWER HANDLING1.800w x 1.800w @ 8Ω
MAX POWER3.000w + 3.000w @ 8Ω
IMPEDANCE2 x 8Ω
COVERAGEOMNI
FREQUENCY RANGE25 Hz – 150 KHz +/- 3dB
SPL 1W / 1 MT95 dB
MAXIMUM SPL135 dB CONTINUOS – 141 dB PEAK
CROSS OVER
TYPEDSP CONTROLLED PRESET RELATING
FREQUENCY150 Hz
TRANSDUCERS
LOW-MID FREQUENCY2 x 18” FERRITA
AUDIO INPUT
CONNECTORSMALE + FEMALE PARALLEL 3 POLES BALANCED XLR
WIRINGPIN1=GROUND / PIN2=HOT / PIN3=COLD
AUDIO OUTPUT
CONNECTORMALE + FEMALE PARALLEL 3 POLES BALANCED XLR
POWER INPUT
CONNECTOR1x POWERCON IN  1x POWERCON OUTPUT
AMPLIFIERS
TYPE1 MODULE CLASS D – DSP CONTROLLED
SUBWOOFER POWER2 x 3.000WATT @ 8Ω
PROTECTIONSDYNAMIC LIMITER, OVER CURRENT, OVER TEMP, SHORT CIRCUIT
AC POWER
OPERATING RANGESTANDARD 90 – 265 Vac 50Hz (STANDARD)
MAX CONTINUOS AND BURST CURRENTSTANDARD 12A (>10sec ) – 24A (>1sec )
PHYSICAL
DIMENSIONS120 x 53,5 x 84 cm
WEIGHT100 Kg

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