Encyclopedia of Physical Science and Technology, Volume 2Academic Press, 1992 - Physical sciences |
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Page 231
... transducer ( similar to those used in airport public address systems ) , together with an exponential feed horn ( for impedance match- ing ) mounted at the focus of a parabolic dish , with the entire assembly enclosed in a shield made ...
... transducer ( similar to those used in airport public address systems ) , together with an exponential feed horn ( for impedance match- ing ) mounted at the focus of a parabolic dish , with the entire assembly enclosed in a shield made ...
Page 485
... transducer . When the stresses are caused by sudden changes in conditions , the process is referred to as thermal or pressure shock . Stresses caused under shock conditions are greater than those due to slow temperature or pressure ...
... transducer . When the stresses are caused by sudden changes in conditions , the process is referred to as thermal or pressure shock . Stresses caused under shock conditions are greater than those due to slow temperature or pressure ...
Contents
Guide to Using the Encyclopedia ix Atomic Physics | 339 |
Approximations and Expansions 1 Atomic Spectrometry | 357 |
Archaeological Geology 31 Atomic Spectroscopy | 381 |
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