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A28 CARDIOID SUBWOOFER Learning audio Merchant

A28 is the first product to integrate passive end-fire technology.

Project Details

A28 is the first product to integrate passive end-fire technology.

 

  Only need one amplifier channel for low frequency directivity control

  Patented Passive End Fire Technology hybrid shell design

  Extremely accurate and dynamic low frequency reproduction

  Double long stroke 18" neodymium cone driver

  Robust birch plywood structure

  Textured semi-matte black paint finish

 

 

application:

  Noise-sensitive devices

  Medium and large touring

  High-end installations from large and medium-sized bars to live music venues

  Low frequency extension of all A series speakers

Specification:

  Frequency response ( -6 dB): 35 Hz-250 Hz

  Horizontal coverage ( -6 dB): 150 degrees

  Vertical coverage ( -6 dB): 150 degrees

  Maximum sound pressure: 133/139 dB (free space)

  Sensitivity, 1w/1m: 101 dB (free space)

  Impedance: 6 ohms

  Frequency division: 80 Hz-100 Hz active

  Power processing: 1800 W (AES), 7200 W (peak)

  Recommended HP filter: 33 Hz, 12 dB/octave

Unit composition:

  Front: ( 1) ×  18" neodymium magnetic cone driver, 4" voice coil

  Rear: ( 1) ×  18" neodymium magnetic cone driver, 3" voice coil

Cabinet:

  Cabinet: birch plywood, black textured paint finish

  Grille: cold rolled steel grille, black painted surface

  Connector: ( 2) ×  NL4, +/-1: input, +/-2: link

  Dimensions: 1200 mm  ×  520 mm  ×  800 mm ( 930 mm/wheel)

  Weight: 75 kg


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