Shenzhen Mingda Technology Co., Ltd.
Main products:Static products
Contact Us
  • Contact Person : Ms. zhang Doris
  • Company Name : Shenzhen Mingda Technology Co., Ltd.
  • Tel : 86-0755-83360136
  • Fax : 86-0755-82736291
  • Address : Guangdong,Shenzhen,Room 413, Huayun Building ,Zhenxing Road , Futian District ,Shenzhen
  • Country/Region : China

Polarity Tester

Polarity Tester
Product Detailed
Polarity Tester Novel, smart and beautiful appearance Features: Polarity Tester

1.Novel, smart and beautiful appearance.

2.Use pulse testing, fit for speakers in any type, size, material, and impedance, 3.polarity for earphone and speaker sensor.

4.Judge fast auto voice and light, especially fit for production line.


1.Pulse Width: 0.4ms±0.2ms

2.Pulse range: >10Vp-p(output amplitude H)

3.Judge speed: 0.2s

4.Test sensitivity: ≥25cm speaker

5.Power supply: AC220V±10%,50Hz (110V selectable)

6.Dimensions: 230*205*80mm

7.Weight: about 2kg.

Polarity Tester

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