High Quality Audio Frequency Sweep Signal Generator - RK5991 Microphone Polarity Tester – Meiruike

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Our advantages are reduced prices,dynamic product sales workforce,specialized QC,solid factories,superior quality services for Multiple Switching Power Supply 0-30v 0-3a , Mini Dc Power Supply , Rk5000 500va Ac Variable Frequency Power Source , Our business has been devoting that "customer first" and committed to helping shoppers expand their small business, so that they become the Big Boss !

High Quality Audio Frequency Sweep Signal Generator - RK5991 Microphone Polarity Tester – Meiruike Detail:

Product IntroductionRK5991 Microphone Polarity Tester Can Distinguish Positive And Negative Polarity Of Any Type,Size,Material,Impedance Of Loudspeaker Headset,The Moving Coil Receiver Automatically And Rapidly.The Instrument Has The Advantages Of Simple Operation,No Error,Automatic LED Or Alarm Indication,The Instrument Adopts The Pulse Type Automatic And Rapid Mensuration,And Detect The Tone Index Of The Speaker In Assembly Line.Performance CharacteristicsThree Kinds Of Pulse Amplitude Test,Polar Test Is Fast And Accurate.
Polarity Sound,Light Index,It Can Choose The Positive,Negative Polarity Of Alarm
It Can Connect The External Test Tone Signal,It Take The Pure Tone Detection While Take The Polarity Test Synchronously.

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20w Audio Speaker Tester 60w