ABERDEEN PROVING GROUND, Md., (Oct. 3, 2014) - What started as a venture to reduce the cost and time for developing and testing elements of the Enhanced Medium Altitude Reconnaissance Surveillance ...

Test engineers must measure a number of variables to describe the behavior of a device or process. For an electric circuit, acquiring and analyzing the voltage and current signals are straightforward.

Open-loop current sensors have a definite price advantage over closed-loop counterparts. While you can use them in drive applications where torque accuracy isn't demanding — such as pump and fan ...