A Highly-Sensitive Cryogenic Phased Array Feed for the Green Bank Telescope

D. Anish Roshi, W. Shillue, J. R. Fisher +15

In this paper, we describe the development of a new L-band (1.4 GHz) Cryogenic Phased Array Feed (PAF) system, referred to as the GBT2 array. Results from initial measurements made…