NBS Special Publication, Issue 250U.S. Government Printing Office, 1965 |
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Page
... stability measurement of signal sources_ Microwave region ......... 201.900 General 201.910 Waveguide bolometer units and bolometer - coupler units_ 201.911 Waveguide dry calorimeters _ _ 201.920 Waveguide reflectors ( mismatches ) ...
... stability measurement of signal sources_ Microwave region ......... 201.900 General 201.910 Waveguide bolometer units and bolometer - coupler units_ 201.911 Waveguide dry calorimeters _ _ 201.920 Waveguide reflectors ( mismatches ) ...
Page 1
... 201.603 Voltage transformer comparators 201.604 Kilovoltmeters Low - Frequency Region 201.701 Frequency stability calibration of signal sources , up to 30 kHz ( kc / s ) 784-291 0-65 -2 201.800 General 201.810 Rf , rf - d - c.
... 201.603 Voltage transformer comparators 201.604 Kilovoltmeters Low - Frequency Region 201.701 Frequency stability calibration of signal sources , up to 30 kHz ( kc / s ) 784-291 0-65 -2 201.800 General 201.810 Rf , rf - d - c.
Page 2
... stability calibration of signal sources , from 30 kHz ( kc / s ) to 500 MHz ( Mc / s ) 201.900 General Microwave Region 201.910 Continuous , low - level power measurement of waveguide bolometer units and bo- lometer - coupler units ...
... stability calibration of signal sources , from 30 kHz ( kc / s ) to 500 MHz ( Mc / s ) 201.900 General Microwave Region 201.910 Continuous , low - level power measurement of waveguide bolometer units and bo- lometer - coupler units ...
Page 11
... 201.603 Voltage transformer comparators 201.604 Kilovoltmeters Low - Frequency Region 201.701 Frequency stability calibration of signal sources , up to 30 kHz ( kc / s ) 784-291 0-65 --- 2 201.800 General 201.810 Rf , rf - d - c.
... 201.603 Voltage transformer comparators 201.604 Kilovoltmeters Low - Frequency Region 201.701 Frequency stability calibration of signal sources , up to 30 kHz ( kc / s ) 784-291 0-65 --- 2 201.800 General 201.810 Rf , rf - d - c.
Page 12
... stability calibration of signal sources , from 30 kHz ( kc / s ) to 500 MHz ( Mc / s ) Microwave Region 201.900 General 201.910 Continuous , low - level power measurement of waveguide bolometer units and bo- lometer - coupler units ...
... stability calibration of signal sources , from 30 kHz ( kc / s ) to 500 MHz ( Mc / s ) Microwave Region 201.900 General 201.910 Continuous , low - level power measurement of waveguide bolometer units and bo- lometer - coupler units ...
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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).