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A shining moment. (election of South Africa's President Nelson Mandela) (Editorial)
Commonweal
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May 20, 1994
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COPYRIGHT 1994 Commonweal Foundation. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group.
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The revolution that ended forty-five years of apartheid in South Africa last month--complete with universal suffrage, new flag and national anthem ("Nkosi Sikelel iAfrika," "God Bless Africa")--was not a velvet revolution a la Eastern Europe. But like the collapse of communism in 1989, it was an achievement of the highest order and a triumph of the human spirit. The courage and dignity of those voting for the first time offered a lesson for a world beleaguered by ethnic wars, religious controversies, and single-party rule. True, the legacy of apartheid, built on three hundred ...
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Waveguide Solutions, Inc. Secures Series B Financing.
PR Newswire
; CHARLOTTE, N.C. -- Waveguide Solutions, Inc. ("Waveguide"), a leader in the development of printed monolithic...Academy Venture Funds of Raleigh and Charlotte, NC. Waveguide anticipates that additional financial and strategic...
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Waveguide-to-microstrip transitions. (technical feature)
Magazine article from: Microwave Journal
; Waveguide-to-Microstrip Transitions Introduction...microstrip transmission line to a rectangular waveguide. Microstrip lines are commonly used...system requirements often dictate a waveguide interface, thereby necessitating a microstrip...
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Waveguide Below Cutoff
Magazine article from: Electromagnetic News Report
; Waveguide shielding is not commonly needed in the...notably in military environments. Waveguide below cutoff is based on the fact that...requirements to satisfy the needs for a waveguide and how a waveguide can be used effectively...
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A novel transition from waveguide to microstrip. (microwave devices)
Magazine article from: Microwave Journal
; A Novel Transition from Waveguide to Microstrip Introduction Transitioning from waveguide to microstrip requires an RF transition from...Techniques have been developed to transition from waveguide to microstrip with high return loss and relatively...
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Japanese Inventor Develops Arrayed Waveguide Grating System
News Wire article from: US Fed News Service, Including US State News
; ...Hosoi of Tokyo has developed an arrayed waveguide grating system. According to the U...the invention relates to an "arrayed waveguide element having flat optical frequency...communication system using such arrayed waveguide element are realized by providing the...
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Japanese Inventor Develops Optical Waveguide Device
News Wire article from: US Fed News Service, Including US State News
; ...Va., May 11 -- Toru Hosoi of Tokyo has developed an optical waveguide device used for optical communication and an optical waveguide module modified from the same optical waveguide device. According to the U.S. Patent & Trademark Office...
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Japanese Inventor Develops Arrayed Waveguide Element
News Wire article from: US Fed News Service, Including US State News
; ...of Tokyo has developed an arrayed waveguide element and an optical communication system that uses an arrayed waveguide grating. According to the U.S...Trademark Office: "An arrayed waveguide element having flat optical frequency...
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Frequency-independent waveguide attenuator with a resistive film in the diagonal plane.
Magazine article from: Microwave Journal
; Frequency-Independent Waveguide Attenuator with a Resistive Film in the Diagonal Plane Introduction Waveguide attenuators containing absorbing vanes...microwave components. In the rectangular waveguide, the absorbing vane usually is in the...
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An improved model for a coaxial waveguide transition.
Magazine article from: Microwave Journal
; ...oscillator modules are frequently used with waveguide structures as an efficient transmission...as affected by various elements of the waveguide structure. Present modeling techniques...impedance for cases involving unequal waveguide terminations, such as waveguide short...
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Texas, Georgia Inventors Develop Resonant Waveguide-Grating Filter
News Wire article from: US Fed News Service, Including US State News
; ...Norcross, Ga., have developed resonant waveguide-grating filters and sensors and methods...S. Patent & Trademark Office: "Waveguide grating devices include at least one waveguide having an end, the end having an endface...
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