Active optical current measuring system

Adaptive array sensor and electrical circuit therefore

Al.sub.x Ga.sub.1-x as probe for use in electro-optic sampling

Antenna with electro-optical modulator

Apparatus and method for measuring operating voltage electrical

Apparatus and method for measuring resonance frequency of...

Apparatus and method for optical heterodyne conversion

Apparatus and methods for measuring magnetic fields and electric

Apparatus for detecting electrostatic surface potential

Apparatus for detecting failure in power system

Apparatus for detecting surface potential distribution

Apparatus for displaying a band representation of a signal

Apparatus for measuring electrical quantities at high-voltage po

Apparatus for measuring electromagnetic field intensity using du

Apparatus for performing quantitative measurement of DC and AC c

Apparatus for sampling, analyzing and displaying an electrical s

Arrangement for measuring potential differences

Arrangement for the magneto-optical measurement of currents

Arrangement for the measurement of the electric voltage paramete

Arrangement for voltage measurement in a GIS installation