Phase Polarity Checker Detector Audio Speaker Microphone Sound Tester PC218 (Short-Outer Metal Box) - Aitoserlea, ST21-0621-0001

• UPC   755205969828
• This instrument can bring simple and convenient, saving time, saving effort, efficiency to sound engineering installation and commissioning When there are two or more speakers in one system, you need to make sure that the same of very operational direction of the speaker cone speakers, which is very important, at that time, the stereo speaker unit phase tester can play an important role The instrument uses a 9V battery, replace the battery is simple and easy to use, carry and operate, and can be used for the phase accuracy test of any Sound System Particularly suited to the testing of popular public radio sound system, professional audio combined system, line array sound system, line source frets sound system, HIFI stereo systems, car audio systems, home theater and some combined sound occasion The system consists of two hand-held units, PC218-A pulse can produce their own sound signal and then output the sound signal of 1Hz 1 second through XLR for PC218-B to testing