578 



ANTENNAS AND RF COMPONENTS 



T 



Type 



Development Status 



Conceptual Diagram 



Paramagnetic 



3 • Level and 2 • Level 

 Laboratory Operation 

 at many Frequencies, 



Multilevel Types Under 

 Research 



^ 



-Cooling Unit 



Ferromagnetic 



Laboratory Operation 

 at X and S Band 



Ferromagnetic Sample 



Preferably Iron Garnet 



For Its Narrow 



Line Width 



(Transmission Type) 



zi 



Ferroelectric 



Research 



(Transmission Type) 



Ferroelectric Sample Such as 

 BaT/OgOr ZrTiOj 



For Low Loss and 



Nonlinear Amplification 



Properties 



Junction 

 Diode 



Under Operation at 



(VHF) 200 Mc 



and S and C Band 



Research on X Band 



Types 



(Reaction Type) 



Amplified Output 



— Input Signal 

 ty (Coaxial) 



Fig. 10-^ 



Summary of Present Status of Solid-State Amplifier Development. 



The discussion of this paragraph has been very brief and of a general 

 nature. The references given below provide more detailed information^""^^. 



BIBLIOGRAPHY FOR CHAPTER JO 



1. John D. Kraus, Antennas, McGraw-Hill Book Co., Inc., New York, 1950. 



2. George C. Southworth, Principles and Applications of Waveguide Trans- 

 mission, D. Van Nostrand Co., Inc., Princeton, N.J., 1950. 



3. H. J. Reich, P. F. Ordung, H. L. Krauss, and J. G. Skalnik, Microwave Theory 

 and Techniques, D. Van Nostrand Co., Inc., New York, 1953. 



4. L. G. H. Huxley, Waveguides, The Macmillan Co., New York, 1947. 



''OJ. P. Wittke, "Molecular Amplification and Generation of Microwaves" Proc. IRE 45 

 291-316 (1957). 



TiH. E. D. Seovil, G. Feher, and H. Seidel, "Operation of Solid State Maser" Phys. Rev. 105 

 762 (1957). 



72D. I. Bolef and P. F. Chester, "Some Techniques of Microwave Generation and Amplifi- 

 cation Using Electron Spin States in Solids," IRE PGMTT Trans. MTT-6,47 (January 1958). 



"R. D. Haun, Jr., "Small Signal Theory of Microwave Parametric Amplifiers and Up- 

 Converters Using High Q Nort-Linear Reactances," Westinghouse Research Scientific Paper 

 8-1047- P. 2, Nov. 3, 1958. 



74S. Bloom and K. K. N. Chang, "Theory of Parametric Amplification Using Non-Linear 

 Reactances," RCA Rev. 18, 578-593 (1957). 



