Guangzhou DSPPA Audio Co., Ltd.
Tel: 020-28346138
Fax: 020-81305947

MAG2121I PA System Speaker Selector & Line Checker


● 20 zones amplifier inputs, 20 zones speaker outputs
● LCD touch screen control with clear status display
● Each zone detection of short/open/over load/under load/
● Auto check of each zone at an appointed time
● Avoid checking zones that are working or short/over load
● Check range of each zone: 20Ω--1600Ω
● Support power off memory function
● Support AC and DC 24V working power
  • Introduction
  • Specification
  • Connection

Line open: differ more than +25% from the measurement;

Over load: +15%-+25% from the measurement;

Under load: -15%--25% from the measurement;

Line short: differ less than -25% from the measurement.

MAG2121I PA System Speaker Selector & Line Checker

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  • Tel:+86 020 37166501
  • Fax:+86 20 81305947
  • Address:Jianggao Town, Baiyun District, Guangzhou, China