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Browsing by Subject "ultra-low noise maser amplifier X-band maser system"

Browsing by Subject "ultra-low noise maser amplifier X-band maser system"

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  • Glass, G.; Johnson, D.; Ortiz, G. (1993-05-16)
    Noise temperature measurements of an 8440 MHz ultra-low noise maser amplifier (ULNA) have been performed at sub-atmospheric, liquid helium temperatures. The traveling wave maser operated while immersed in a liquid helium ...