| ultrasonic cleaning tank |
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| ultrasonic flow-meter A flow-meter, that indicates the flow of fluid (for example in a pipe), by monitoring changes to a beam of ultrasound (for example using the Doppler effect) |
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| ultrasonic sensor A device that converts an ultrasonic acoustic signal into an electrical one |
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| ultrasonic transducer A device that converts ultrasonic energy to or from electrical energy. Such devices can, therefore, be used as sensors, or for providing input or output (or power), to or from electronic systems |
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| ultrasonic welder A machine that uses the concentrated energy of a thin beam of ultrasound to melt the target substance, thereby creating a molten spot at the join of two such materials |
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| UPS |
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