Ultrasonic welding equipment consists of a series of components, including ultrasonic generator , ultrasonic transducers, booster,horns, and any part of the problem can damage the entire system.so it is important to find the problem fast for every ultrasonic user. Some time the horn problem may damage the generator, as we know the generator was the most important and expensive part of the ultrasonic system. So it is smart to change the horn before we change the generator. We recommend you the equipment of ultrasonic impedance analyzer, you can test any part of the ultrasonic welding machine to find the key problem.