Volume 5, 1990

Issue No. 1, January

Present Status of Microwave Power Standards at NPL and Some Typical Calibration Results
P.C. Kothari, H.M. Bhatnager, Ritander Aggarwal and V.K. Agrawal
5
Precision Measurement Technique for Small Mutual Inductors
R.N. Dhar, Mohd. Saleem, S.L. Dahake and K. Chandra
11
Realization of the Unit of Magnetic Flux Density and Calibration of Search Coils
Mohd. Saleem, R.N. Dhar and S.L. Dahake
15
Calibration Scale for Reflectance and Trasmittance in the Spectral Region of 2.5 to 25mm
D. Gupta and S.P. Varma
18
A New Design for the Measurement of Absolute Reflectance and
Transmittance at Normal Incidence
R.S. Ram, Om Prakash, S.P. Varma and Joginder Singh
24
Uncertainties in Slip Gauge Calibration
N.K. Aggarwal and P.C. Jain
27
Precision Index Table and its Applications
Veena Ronwal, R.K. Khanna and P.C. Jain
32
Platinum vs Gold Thermocouple
V.P. Wasan, N.K. Srivastava and Mansha Ram
37
Verification of Digital Balances for their Accuracy
S.V. Gupta
43
Suggested Modification in Present Volume Measurement System Used in Legal Metrology
Mohinder Nath
51
Radiation Standards and Facilities for Calibration at Protection Level
S.C. Misra, P.S. Rao, Suresh Rao, A.K. Mahant, K.C. Pant and P. Gangadharan
55
Neutron Standards, Calibration and Intercomparisons at BARC
M.B. Shahani, D. Sharma, U.V. Phadnis and P. Gangadharan
59
Design of Focusing Lenses for an Ultrasonic Kidney Stone Lithotripter
V.R. Singh and Ravinder Agarwal
63
Control of Noise and Vibration in Forging Industry
N.M. Jha
67
Introducing International System of Units-A Defence Experience
R. Sampath Kumar and S.C. Bhatia
70
Role of Technological Nurseries in Industrial Quality Assurance
Ram Prasad and Kalindi Uniyal
74
Fabrication of High Quality Knife Edges by Hard Chromium Plating
M.L. Das and S.V. Gupta
77
Comparator for Calibration of Precision Metre Scales
R.P. Singhal, T.K. Parmeswaran, L.S. Tanwar and P.C. Jain
80
Automation in Calibration of Thermocouple
V.P. Wasan, T.K. Saxena, N.K. Srivastava and Mansha Ram
85
Heat Pipe Extension Bath
V.P. Wasan, Y.P. singh and P.R. Sen
87
New Feference Standards for emf and Resistance
91
International Temperature Scale of 1990
92
List of Members
94

Issue No. 2, April

Role of Metrology in Industrial and Technologial Development
S.P. Sngh
99
Legal Metrology-A Potent Instrument of Consumer Protection
Samiul Haque
102
Determination of Temperature Coefficients of Inductance Standards
Kewal Krishan, R.N. Dhar and S.L. Dahake
107
Realization of Standard Values of Complex. Immittances at High Frequencies
using Reference Air Lines and Fixed Immittance Standards
Omkar Nath and S.I. Dahake
111
Precise Time Comparison via Ntional T.V Network-A Future Projection
P. Banerjee and Mithlesh Saxena
117
Measurement Aspects of Acoustic Properties of Lead Sheet
S.P. Singhal and Omkar Sharna
125
Current Status of Acoustic Measurement Standards at NPL
S.P. Singal, V. Mohanan and Omkar Sharma
131
Engineering Metrology and Documentary Standards
S. Chandrasekharan and D.L. Gosain
138
Automation in Liquid-in-Glass Thermometer Calibration
V.P. Wasan, T.K. Saxena, Y.P. Singh and V.N. Ojha
145
Performance Study of Thin Film Resistive Elements used in Primary
Standard Barretter Mount for Precise Measurement of Microwave Power
H.M. Bhatnagar, Ritander Aggarwal and P.C. Kothari
152
Recent Literature on Metrology
156
Report of the General Secretary at the Fifth General Body Meeting
160
List of Members
164

Issue No. 3, July

Results of International Intercomparison of Radio Frequency Current Standards of
NPL, India with VNIIM, USSR
A.K. Govil, V.K. Rustagi and K. Chandra
167
Results of International Intercomparison of RF Voltage Standard of NPL, India
with VNIIM, USSR
V.K. Rustagi, A.K. Govil and K. Chandra
170
Design & Development of Standards for Measurement of Microwave Impedance
Ram Swarup, P.S. Negi, R.S. Yadava and K. Chandra
176
Standards of Density & Calibration of Reference Standard Hydrometers
Mohinder Nath
181
Design & Development of Broad Band Standard Mismatches of VSWR
1.10, 1.20 & 1.30 for Ku-Band Microwave Frequencies
P.S. Negi, R.S. Yadava and Ram Sukhvir Singh
188
Experimental Methods for Measurement of Thermal Conductivity of Insultating Materials
K.N. Bhatnagar and Sukhvir Singh
193
Importance of Maintenance of Metrology Instruments & Role of CSIO S & M Centres
A.N. Agarwal, S.C. Suri and M.S. Bageshwar
196
Recent literature on Metrology
198
Forthcoming Events
200
Metrology Socity of India : Approved Amendments to Rules & Regulations
201
Formation of Committees
204
List of members
206


Issue No. 4, October

Developmet Tendencies in the Improvement of CMM Performance
H. Kunzmann F. Waldele
209
Computation of Uncertainty in Measurement
S.V. Gupta
237
Recent Literature on Metrology
244
Invitation for Accreditation of Calibration Facilities under the Calibration Service
Programme (NCTCF Scheme, Govt of India)
246
Metrology socity of India : List of members
252