Research Gallery > Atacama Large Millimeter/submillimeter Array (ALMA)
Research Gallery
Atacama Large Millimeter/submillimeter Array (ALMA)
Cryogenic IF Low Noise Amplifier |
Image Credit: Cahu-Ching Chiong
Cryogenic IF Low Noise Amplifier (LNA) for ALMA for 4-12 GHz using 0.15 mHEMT
|
The LNA can achieve noise temperature of 18 to 25 K at 20 K operating temperature with more than 20 dB gain. |