Optical shutter switching matrix

The interface switching systems are discussed which are related to those used in the Space Shuttle ground control system, transmission systems, communications systems, and airborne radar electronic countermeasure systems. The main goal is to identify a need that exists throughout the comprehensive information processing and communications disciplines supporting the Space Shuttle and Space Station programs, and introduce one viable approach to satisfy that need. The proposed device, described in NASA patent entitled 'Optical Shutter Switch Matrix', is discussed

The Ursinus Weekly, March 13, 1903

Remembered Glory • A weird impression • YMCA • Alumni notes • Biolog dinner • Society notes • Gym exhibition • Items • Philadelphia letter • Among the colleges • Lebanon Valley alumnihttps://digitalcommons.ursinus.edu/weekly/3078/thumbnail.jp

The Ursinus Weekly, January 14, 1910

Group fair • Field House fund • Special offer • Farewell gathering • Modern language meeting • Soloists decided upon • YMCA • Society notes • Letter to the Editor • Vice-President Omwake honored • Prize essays • YWCA • Localshttps://digitalcommons.ursinus.edu/weekly/3093/thumbnail.jp

1927 Ruby Yearbook

A digitized copy of the 1927 Ruby, the Ursinus College yearbook.https://digitalcommons.ursinus.edu/ruby/1029/thumbnail.jp