A barograph is a device that graphs a barometer’s readings over time, revealing trends that can predict whether stormy weather is approaching or sunny skies are on the way. This DIY Digital ...

Abstract: The total focusing method (TFM) is an ultrasonic phased array imaging algorithm used in ultrasonic nondestructive testing (NDT) that processes large amounts of data from full matrix capture ...

Abstract: In order to simplify the complexity of ultrasonic and electromagnetic wave signal detection and improve the accuracy of partial discharge detection of power equipment, a sensor design idea ...