NBS Technical NoteU.S. Department of Commerce, National Bureau of Standards, 1968 |
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Common terms and phrases
antenna factor approximately balun Bias Uncertainties BOLOMETER Bureau of Standards cable calculated calibrating field Calibration Procedure Cavitation cavity Coaxial COMMERCE NATIONAL BUREAU complex dielectric constant connector corrected crystal diode DC Millivoltmeter decibels DEPARTMENT OF COMMERCE determined dielectric constant dipole antennas direct current equation experimental field strength meter Function Switch injection method iteration function liquid loop antenna loop current MAIN UNIT mathematical measurement meter reading microvolts overall linearity panel meter percent position Q₂ radial resistor radiation Random Errors receiving loop Reference reflection coefficient Regulator Circuit resistor RF Micropotentiometer RF Voltmeter ripple voltage signal attenuators SIGNAL INPUT ATTENUATOR SLIDE WIRE POTENTIOMETER STANDARD ATTENUATOR standard-antenna method standard-field method SU-105 SWITCHING UNIT technique temperature Thermocouple thermoelement Total Uncertainty transistor two-terminal U.S. DEPARTMENT Uncertainty quoted customer UNIT marked values voltage standard Voltmeter Calibration volts VSWR WAVEGUIDE zener diode
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Page 55 - Monographs — Major contributions to the technical literature on various subjects related to the Bureau's scientific and technical activities. Handbooks — Recommended codes of engineering and industrial practice (including safety codes) developed in cooperation with interested industries, professional organizations, and regulatory bodies. Special Publications...
Page 119 - Engineering and Instrumentation Reporting results of interest chiefly to the engineer and the applied scientist. This section includes many of the new developments in instrumentation resulting from the Bureau's work in physical measurement, data processing, and development of test methods. It will also cover some of the work in acoustics, applied mechanics, building research, and cryogenic engineering. Issued quarterly. Annual subscription: Domestic, $5.00; foreign, $6.25*.
Page 3 - NSRDS provides quantitative data on the physical and chemical properties of materials, compiled from the world's literature and critically evaluated. Product Standards. Provide requirements for sizes, types, quality and methods for testing various industrial products. These standards are developed cooperatively with interested Government and industry groups and provide the basis for common understanding of product characteristics for both buyers and sellers. Their use is voluntary. Technical Notes....
Page 119 - TECHNICAL NEWS BULLETIN The best single source of information concerning the Bureau's research, developmental, cooperative and publication activities, this monthly publication is designed for the industry-oriented individual whose daily work involves intimate contact with science and technology — for engineers, chemists, physicists, research managers, product-development managers, and company executives. Annual subscription: Domestic, $3.00; foreign, $4.00*.
Page 48 - States of a complete and consistent system of physical measurement; coordinates that system with measurement systems of other nations; and furnishes essential services leading to accurate and uniform physical measurements throughout the Nation's scientific community, industry, and commerce.
Page 45 - CLEARINGHOUSE The Clearinghouse for Federal Scientific and Technical Information, operated by NBS, supplies unclassified information related to Government-generated science and technology in defense, space, atomic energy, and other national programs. For further information on Clearinghouse services, write: Clearinghouse US Department of Commerce Springfield, Virginia 22151 Order NBS publications from: Superintendent of Documents Government Printing Office Washington, DC 20402...
Page 5 - The Bureau's overall goal is to strengthen and advance the Nation's science and technology and facilitate their effective application for public benefit. To this end, the Bureau conducts research and provides...
Page 3 - Papers of interest primarily to scientists working in these fields. This section covers a broad range of physical and chemical research, with major emphasis on standards of physical measurement, fundamental constants, and properties of matter. Issued six times a year. Annual subscription: Domestic, $9.50; foreign, $11.75*.
Page 58 - Bureau is a principal focal point in the Federal Government for assuring maximum application of the physical and engineering sciences to the advancement of technology in industry and commerce. To this end the Bureau conducts research and provides central national services in four broad program areas.
Page 48 - ... provides advisory and research services to other Government agencies. The Institute consists of an Office of Standard Reference Materials and the following divisions: Analytical Chemistry — Polymers — Metallurgy — Inorganic Materials — Physical Chemistry.