2026 Guangzhou DSPPA Audio Co., Ltd.
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2026 Guangzhou DSPPA Audio Co., Ltd.
2026 Guangzhou DSPPA Audio Co., Ltd.
2026 Guangzhou DSPPA Audio Co., Ltd.
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active line array bass speaker
active line array bass speaker
  • active line array bass speaker

Active Line Array Bass Speaker LA1428SA

● The speaker box body is made of special plywood for sea vessels, with high reliability, and all metal accessories are made of high-quality aluminium alloy.

● Powered by high peak power switching power supply, with Class-D independent power amplifier.

● Long-stroke woofer, with powerful bass.

● Excellent for mobile applications.


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DETAILS
SPECS

This product is an active subwoofer, with long-stroke woofer for powerful bass. The speaker box body is made of special plywood for sea vessels, with high reliability, and all metal accessories are made of high-quality aluminum alloy. It is powered by high peak power switching power supply, with Class-D independent power amplifier.

Specifications of Active Line Array Bass Speaker


Model

LA1428SA

Unit Structure

18" woofer ×1

Frequency Response

40 Hz – 250 Hz

Speaker Sensitivity (converted to 1m, 1W)

99±2dB

MAX. SPL.

127±2dB

Active Signal Input Impedance

20 kΩ

Amplifier Output Power

1200W

Amplifier Input Sensitivity

0.775V

Amplifier Distortion

＜0.05%

Working Voltage

AC220V~50/60Hz

Color

Black

Dimensions

642mm×620mm×489mm

Weight

49kg


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