Title :
Noise characterization of ultra low noise differential amplifiers for next generation radiotelescopes
Author :
Morawietz, J. ; Witvers, R.H. ; De Vaate, J. G Bij ; Woestenburg, E.E.M.
Author_Institution :
ASTRON, Dwingeloo
Abstract :
This paper describes the design of two ultra low noise amplifiers in a differential configuration for radioastronomy applications and the characterization of the noise performance with Hot/Cold-Methods.
Keywords :
differential amplifiers; low noise amplifiers; radioastronomy; radiotelescopes; Hot/Cold-Methods; differential configuration; next generation radiotelescopes; noise characterization; radioastronomy applications; ultra low noise amplifiers; ultra low noise differential amplifiers; Antenna measurements; Circuit noise; Circuit simulation; Differential amplifiers; Low-noise amplifiers; Microstrip antenna arrays; Noise figure; Noise generators; Noise measurement; Phased arrays;
Conference_Titel :
Microwave Conference, 2007. European
Conference_Location :
Munich
Print_ISBN :
978-2-87487-001-9
DOI :
10.1109/EUMC.2007.4405508
