Page 8 - Radar Technology Encyclopedia

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INTRODUCTION

The Radar Technology Encyclopedia is a joint product of and so forth.
leading United States and Russian radar experts with decades
of experience on design, development, and test of state-of- The subarticles are alphabetized without regard to
the-art radar systems and technology. The Encyclopedia cov- whether the qualifying adjective precedes or follows the main
ers the entire field of radar fundamentals, design, engineering, word: broadband antenna precedes antenna control.
systems, subsystems, and major components. It contains
Within each article and subarticle, if applicable, the
about 5000 entries, each giving the depicted term definition,
cross-reference to another subarticle is indicated in lower-
and, if applicable, the standard notation, brief description,
case bold, e.g.:
evaluation formulas, relevant block diagrams, performance
summary, and a reference to the literature in which the more “The RCS of this type of clutter is calculated using the
detailed information is available. The purpose is to provide, volume of the clutter cell V and the volume reflectiv-
c
in a single volume, the reference material for researchers and ity h (see volume clutter). “
v
engineers in radar and related disciplines, representing the
That subarticle is found alphabetically within the same top-
most modern information available in both the former Soviet
level article, e.g., CLUTTER. If the cross-reference refers to
Union and in the West. It includes an extensive bibliography
another top-level article, then the name of this article is given
of sources from both regions. This bibliography covers practi-
in capital letters. For example, a reader is referred to an article
cally all monographs and textbooks in radar and related sub-
NOISE, and will find that article alphabetically under N.
jects published after World War II in English (in the U.S.A.
and England) and Russian (in the former Soviet Union) lan- Parentheses in the name of an article or subarticle mean
guages that covers the overwhelming majority of the world- that the word is optional. For example, phased array
wide library of radar books. (antenna) means that the term is used both as phased array
or phased array antenna. Square brackets mean that the
The Encyclopedia format is alphabetical by subject. It
word in the brackets can be used instead of the previous one.
consists of top-level articles, which are identified with bold
For example, bed of spikes [nails] ambiguity function
capital letters (e.g., MAGNETRON), and, if applicable, are
means that the term is used as bed of spikes ambiguity func-
followed by subarticles, which are identified in lowercase
tion or bed of nails ambiguity function.
bold (e.g., rising-sun magnetron). The top-level articles are
arranged in the way so the key word (typically, a noun) deter- For definitions of terms, extensive use has been made of
mines its alphabetical position (e.g., microwave antenna is IEEE Standard Dictionary of Electrical and Electronics
cited as ANTENNA, microwave, radar targets as TARGET, Terms and IEEE Standard Radar Definitions. The standard
radar, data smoothing as SMOOTHING, data). Subarticles definitions reproduced from these dictionaries and other
within a top-level article are given in a conventional word acknowledged sources are put into quotes. The Encyclopedia
order typically used in literature and alphabetically arranged, does not contain separate articles with the description and
for example: performance of concrete radar stations and facilities, because
even brief description of the major radars developed through-
AMPLIFIER, microwave out the world requires to provide additional volume as thick
amplifier-attenuator as this one. This information is systematized in Jane’s Radar
amplifier chain and Electronic Warfare Systems, updated and issued annually,
aperiodic amplifier and the Encyclopedia does not duplicate this material. How-
backward-wave tube amplifier ever, where applicable, extensive examples of modern radars
balanced amplifier are provided.
bandpass amplifier