ASPC1 Polarity Checker
Essential Tool for System Technicians
The ASPC1 Audio System Polarity Checker, designed to Funktion-One specification, is an essential tool for sound system technicians to check that all the drivers in a sound system are operating with correct polarity.
The product comes in two parts. Firstly, the pulse generator, which always gives a signal in positive phase, presenting a flashing yellow LED to indicate tempo of pulse and to show the product is in operation. Secondly, the detector, which has green and red LEDs to show whether the driver has a positive or negative polarity, as well as a flashing yellow LED to show that the product is in operation.