If you do smoke frequently, expect to test positive on a marijuana drug screen for anywhere from 3 weeks to almost 2 months. If you smoke everyday or several times a day, you can test positive for 2 months or more. Detection times also vary depending upon your weight, metabolism, and other person factors.
Definition: A transducer is a device that converts one form of energy â typically a signal â into another. Example: A speaker is a type of transducer that converts electrical energy (the audio signal) into mechanical energy (vibration of the speaker cone/diaphragm).
Effects of Long Cables in Ultrasonic Testing with Single Element Transducers. A transducer cable is an integral part of any ultrasonic flaw detection or thickness gaging system, but usually it is not the subject of much operator attention other than insuring that it is not broken, frayed, or otherwise defective.