Comparison of robot and chamber based receiver antenna pattern calibrations for TRF scale determination

Arturo Villiger1, Lars Prange1, Rolf Dach1, Florian Zimmermann2, Heiner Kuhlmann2 and Adrian Jaeggi1, (1)University of Bern, Astronomical Institute, Bern, Switzerland, (2)University of Bonn, Institut für Geodäsie und Geoinformation, Bonn, Germany