A 690 GHZ SIS Mixer

  • S. A. Torchinsky
  • C. T. Cunningham
  • S. R. Davies
Part of the Astrophysics and Space Science Library book series (ASSL, volume 187)


We describe an heterodyne mixer designed to be used at frequencies around 690 GHz. The active component is an SIS junction based on a lead-bismuth superconducting alloy. The receiver’s best result to date is a system double sideband noise temperature of 850 K at 692 GHz.

Key words

SIS superconducting tunnel junctions terahertz 


  1. Cunningham, C.T., Hayward, R.H., Wade, J.D., Davies, S.R., Matheson, D.N., 1992, Int. J. IR and MM Waves, 13, 1827–43.ADSCrossRefGoogle Scholar
  2. Davies, S.R., Cunningham, C.T., Little, L.T., Matheson, D.N., 1992, Int. J. IR and MM Waves, 13, 647–658.ADSCrossRefGoogle Scholar
  3. Ellison, B., et al. 1993, in preparation.Google Scholar
  4. Pickett, H.M., Hardy, J.C., Farhoomand, J., ‘Characterization of a Dual Mode Horn for Submillimeter Wavelengths’, Jet Prop. Lab. preprint.Google Scholar

Copyright information

© Springer Science+Business Media Dordrecht 1994

Authors and Affiliations

  • S. A. Torchinsky
    • 1
  • C. T. Cunningham
    • 1
  • S. R. Davies
    • 2
  1. 1.Herzberg Institute of AstrophysicsOttawaCanada
  2. 2.Electronics Engineering LaboratoriesUniversity of Kent at CanterburyCanterburyKent

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