Main centres: | 1-3 business days |
Regional areas: | 3-4 business days |
Remote areas: | 3-5 business days |
MBQ PT-9A Audio Phase Tester ;;;;is a ;;;;small hand-held device and it has a built-in microphone ;;;;that allows the user to quickly and easily ;;;;check that the drivers or amplifiers in a sound system are operating with correct polarity. ;;;;Great for car audio, home stereo, and pro audio.