NBS Special Publication, Issue 250U.S. Government Printing Office, 1965 |
From inside the book
Results 1-5 of 21
Page
... Weights and Measures . Office of Engineering Standards . Office of Invention and Innovation . Office of Technical Resources . Clearinghouse for Federal Scientific ind Technical Information . ** Central Radio Propagation Laboratory ...
... Weights and Measures . Office of Engineering Standards . Office of Invention and Innovation . Office of Technical Resources . Clearinghouse for Federal Scientific ind Technical Information . ** Central Radio Propagation Laboratory ...
Page
... Weights and Measures . Office of Engineering Standards . Office Invention and Innovation . Office of Technical Resources . Clearinghouse for Federal Scientific id Technical Information . ** Central Radio Propagation Laboratory ...
... Weights and Measures . Office of Engineering Standards . Office Invention and Innovation . Office of Technical Resources . Clearinghouse for Federal Scientific id Technical Information . ** Central Radio Propagation Laboratory ...
Page 67
... weight per foot or per meter of a tape . Spring balance - testing in horizontal position ... . ( * ) ( * ) 202.404n Steel tape additional charge for each tape sent without reel . ( * ) 202.4040 Steel tape determination of AE ...
... weight per foot or per meter of a tape . Spring balance - testing in horizontal position ... . ( * ) ( * ) 202.404n Steel tape additional charge for each tape sent without reel . ( * ) 202.4040 Steel tape determination of AE ...
Page 68
... weight per meter ( or per foot ) . ( * ) ( * ) 202.405g ( * ) 202.405h Spring balance - testing in horizontal position ...... . ( * ) 202.405i Invar base - line tape - additional charge for each tape sent without a reel ...
... weight per meter ( or per foot ) . ( * ) ( * ) 202.405g ( * ) 202.405h Spring balance - testing in horizontal position ...... . ( * ) 202.405i Invar base - line tape - additional charge for each tape sent without a reel ...
Page
... weights , repairs to damaged surfaces , the cleaning and greasing of glass stopcocks , repairs to shipping cases or crates , and the recon- ditioning or modification of closures for weight - adjustment cavities . ( 5 ) Occasionally ...
... weights , repairs to damaged surfaces , the cleaning and greasing of glass stopcocks , repairs to shipping cases or crates , and the recon- ditioning or modification of closures for weight - adjustment cavities . ( 5 ) Occasionally ...
Other editions - View all
Common terms and phrases
Ac-dc accepted for calibration accuracy additional American Standards Association API Standard apparatus Appendix attenuators bolometer bolometer units bulb and liquid Bureau of Standards calibration or test changes in emf charged dependent color temperature condenser microphones current fees decibels Determination diameter Electric electrode electromotive force end of table errors exceeding footnote at end frequency Gage blocks gages-determination glass Group of Standard higher or lower hygrometers ice-point reading indications inductors instruments Invar Item Description Fee laboratory length liquid column mass measurements meter National Reference Group ohms perature phase angle plug Precision pressure Radium ratio reference standards REPORT OF CALIBRATION resistance thermometer resistors ring gages sample saturated standard cells schedule special tests specifications spectrophotometer stability standard resistors submitted for calibration tabulated corrections apply temperature range test points test_ tests not covered thermal conductivity thermocouple thermometer was tested U.S. DEPARTMENT uncertainty voltage dividers waveguide weights
Popular passages
Page 11 - Standard Reference Materials issued by the National Bureau of Standards to calibrate a measurement system, or to produce scientific data that can be referred to a common base. A schedule of prices and amounts, as well as directions for ordering, is included.
Page 49 - ... index markers. Since it is necessary to determine the shift of the principal point resulting from prism effect in the lens, the equivalent focal length of the lens as mounted In the camera is incidentally determined...
Page 55 - ... wire loops, spring balances, tension handles, or other attachments liable to be detached or changed in shape. The error in the total length of the tape, when supported horizontally throughout its length at the standard temperature of 68° F. (20° C.) and at standard tension, shall not be more than 0.1 inch per 100 feet (2 mm per 25 m).