280-420 GHz Receiver Homepage

345 GHz RF matching network and Junction.
Related Papers:
 J.W. Kooi, P.L. Schaffer, B. Bumble, R. LeDuc, and T.G. Phillips

Proceedings International Society of Optical Engineers, Kona, Hawaii, March 1998.

J. W. Kooi , M. Chan, B. Bumble, and T. G. Phillips,

Int. J. IR and MM Waves, vol. 15, No. 5, May 1994.

Waveguide Mixer Information
See also:

     345 GHz Receiver Tuning Information:  

  • Frequency response of the 345 GHz receiver at the CSO (10.5K).  
  • I/V Curve and Total Power response with two different B-field settings (14K).  
  • Local Oscillator requirement for the 345 GHz receiver (7.9K).  
  • Instantaneous bandwidth of the 345 GHz Receiver (9.2K).  
  • Mixer Conversion loss and Receiver (mixer) noise temperature at 376 GHz (10.3K).

         Junction Design  

  • 345 GHz 'end-loaded stub' RF matching network and junction (shown above) (40K).  
  • RF Power transmission for a 40 ohm Embeding impedance (6.8K).  
  • Junction RF Input Impedance (Smith Chart) (18.6K).

         Mixer Block Information  

  • Close up view of the 345 mixer block, perspective 1 (151K).  
  • Close up view of the 345 mixer block, perspective 2 (147K).  
  • Split mixer block showing junction, horn block, and lens (152K).  
  • 345 and 650 mixer blocks side by side (102K)

    Cryostat Information  
  • Close-up view of 345 and 650 mixers mounted in Cryostat (213K)  
  • General view of 345 and 650 mixers mounted in Cryostat (202K)  
  • Top detailed view of the 345/665 Cryostat (154.4K)  
  • Top General view of the 345/665 Cryostat (216.6K)
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            Web Page created and last updated on March 20, 2001, by: Jacob W. Kooi