COBRAS/SAMBA Low Frequency Instrument (LFI) is envisaged as using HEMT amplifiers receivers.
90 GHz MIC HEMT Receiver
Sample feedhorns
Cross-section of feedhorn
Photograph of prototype correlation radiometer in helium dewar.
90 GHz MIC HEMT Receiver
90 GHz MIC HEMT Receiver
90 GHz MIC HEMT Receiver
Photograph of prototype correlation radiometer in helium dewar.
Sample feedhorns
Cross-section of feedhorn