Title :
Improving accuracy of microwave noise measurements of highly mismatched devices
Author :
Valk, E. ; Johansen, H.C. ; Routledge, D. ; Vaneldik, J.F. ; Landecker, Thomas L.
Author_Institution :
Dept. of Electr. Eng., Alberta Univ., Edmonton, Alta., Canada
Abstract :
A method is given for stabilising and setting the measurement centre frequency of the Hewlett Packard 8970A noise figure meter to prevent significant errors in noise measurements of highly mismatched devices. The method requires a simple modification to the instrument.
Keywords :
electric noise measurement; frequency stability; measurement errors; microwave measurement; 1 to 2 GHz; Hewlett Packard 8970A noise figure meter; frequency stabilisation; highly mismatched devices; measurement centre frequency; measurement error prevention; microwave noise measurements;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19921304
