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A low-noise 492 GHz SIS waveguide receiver
Author(s) -
C. K. Walker,
J. W. Kooi,
M. Chant,
H. G. LeDuc,
Paul Schaffer⧧,
J. E. Carlstrom,
T. G. Phillips
Publication year - 1992
Publication title -
international journal of infrared and millimeter waves
Language(s) - English
Resource type - Journals
eISSN - 1572-9559
pISSN - 0195-9271
DOI - 10.1007/bf01011595
Subject(s) - sideband , noise temperature , compatible sideband transmission , noise (video) , waveguide , optoelectronics , radio receiver design , physics , materials science , optics , computer science , phase noise , telecommunications , radio frequency , transmitter , channel (broadcasting) , artificial intelligence , image (mathematics)
this paper and for the two other SIS wnveguide receivers pressfly in use at theCaltech Subraillime Olwntocy. The valts OfTM, T, CLo,iand werecalculated mkng the shot technique by Tucker and F!dmn (1985).The two tecive in the tabk were designed with center fiequeneie of 230 and345 GHz. All thre receivers me lira rome lmsic drmble stub tuner design. Like the492 Gt-Iz receiver, the 230 Gl-l.z sy4e-,n employ a niobium junction nnd tho lmashing cimuit demibed by Kooi ta/. (I992). Th 345 GHz...

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