6010 



Electric Measuring Instruments 



6010 



Wiedemann's, new form. Edelmann, M. T. 



Elekttech. Z. 11 (1890) 669. 

 with 20 wires. Rayleigh, (Lord). B. A. Rp. 



(1884) 633. 



Galvanometry. Henrici, F. C. Pogg. A. 53 

 (1841) 277-. 



(Henrici). Buff, H. Pogg. A. 54 (1841) 



. Petrina, F. A. Pogg. A. 57 (1842) 111-. 



. Jacobi, M. H. C. R. 33 (1851) 277-. 



. Weber, W. E. Gott. Ab. 10 (Mth.) (1861- 



62) 3-. 



. T&pler, . D. Nf. Tbl. (*1878) 140. 

 , analytical. Treca, C. Fr. Cg. Sc. 20 



(1853) 328-. 

 , method of velocity of deflection in. Fery, 



. C. R. 128 (1899) 1392-. 



of rapid, sudden discharges. Witting, A. 

 A. Ps. C. 65 (1898) 621-. 



, titration method. Salomon, . [1897] Z. 



Elektch. (1897-98) 71-. 

 Galvanoscope. Gumming, J. Thomson A. Ph. 



6 (1823) 288-. 

 , application to detection of failure of water 



in steam boilers. Page, C. G. Silliman J. 



36 (1839) 141-. 

 , capillary. Siemens, E. W. von. Berl. Ak. 



Mb. (1874) 157-. 

 .differential. Stepanov, A. S. (xn) Rs. Ps.- 



C. S. J. 14 (Ps.) (1882) [(Pt. 1)] 7-. 

 , very sensitive. Buff, H. Lieb. A. 90 (1854) 



, . Weber, Heinr. A. Ps. C. 137 (1869) 



121-. 

 , use of telephone as. Arsonval, A. d\ C. 



R. 86 (1878) 832-. 

 Hysteresis errors. Stine, W. M. Sc. Abs. 2 



(1899) 458. 



Indications of instruments. Hospitalier, E. 



Par. S. Ps. Se. (1885) 113-. 

 Indicator, electrolytic. Anon. Rv. Sc.-Ind. 32 



(1900) 91. 



, magneto-electric. Lo Cicero, G. Rm. Cor. 



Sc. 5 (1859) 173-. 

 , maximum demand-. Halsey, E. S. Sc. 



Abs. 2 (1899) 695. 

 , . Steele, L. J. Elect. Rv. 46 (1900) 



, power-factor. Bowie, A. J. (jun.) [1900] 



Sc. Abs. 4 (1901) 56. 

 , reversed current-. Dick, E. Elekttech. Z. 



15 (1894) 620. 

 , rotating field-. Arldt,C. Elekttech. Z. 18 



(1897) 487-. 



of torsion and angular velocity, telephonic. 

 Resio, C. C. R. 94 (1882) 854- ; Lum. Elect. 

 6 (*1882) 399-. 



Integrating machine. Boys, C. V. L. Ps. S. 



P. 4 (1881) 199- ; Ph. Mg. 11 (1881) 342-. 

 Integrators, etc. , for forces. Boys, C. V. [1881] 



L. Ps. S. P. 5 (1884) 8-; Ph. Mg. 13 (1882) 



77-. 

 , Sir W. Thomson's. Richard, G. Lum. 



Elect. 11 (1884) 171-. 

 Lamp and scale, Edelmann's. Terquem, A. 



J. de Ps. 9 (1880) 124-. 



Least error in measuring given quantity, best 



reading for. Baum, F. G. Ps. Rv. 8 (1899) 



181-. 

 Lecture-apparatus. Miiller, . Berl. Ps. Gs. 



Vh. (1884) 1-. 

 Lighting, measuring instruments. Sabine, R. 



B. A. Rp. (1882) 667-. 



and power transmission, instruments for. 

 Ayrton, W. E., & Perry, J. Tel. E. J. 11 

 (1882) 254-. 



Magnetic field, variations, instrument for 

 measuring. Deprez, M. Lum. Elect. 6 

 (*1882) 270-. 



Magnetism of magnetic circle, method of cal- 

 culating. Moon, W. Ph. Mg. 15 (1883) 

 389-. 



Magnetometric measurements free from dis- 

 turbance. Du Bois, H. Elekttech. Z. 17 



(1896) 800-. 



Medical machine. Debedat, . As. Fr. C. 



R. (1895) (Pt. 1) 222. 

 Microphonic apparatus for medical use. Mag- 



neville, de. Lum. Elect. 3 (*1881) 389-. 

 Mirror reading, apparatus for illuminating 



scales. Kamerlingh Onnes, H. Amst. Ak. 



Vs. 4 (1896) 311- ; Arch. Neerl. 1 (1898) 



405-. 



, modification. Edelmann, M. T. Elekt- 

 tech. Z. 12 (1891) 37. 

 , objective, measuring instrument with. 



Quincke, G. D. Nf. Vh. (1891) (Th. 2) 



28-. 

 Moving coils, aluminium for. Obach, E. Nt. 



26 (1882) 245. 

 for instruments, shape. Mather, T. L. 



Ps. S. P. 10 (1890) 376- ; Ph. Mg. 29 (1890) 



434-. 

 Ohm meter. Mauri, A. N. Cim. 35 (1894) 



235-. 

 Oscillometer, ballistic, for measurement of 



electric energy and quantity with continuous 



current. Guillet, A., & Guillet, V. C. R. 



130 (1900) 1549-. 

 Potentiometer. Feussner, K. Z. Instk. 10 



(1890) 113-. 

 . Raps, A. Z. Instk. 15 (1895) 215-. 



for alternating currents. Swinburne, J. 

 [1893] L. Ps. S. P. 12 (1894) 514- ; Ph. 

 Mg. 37 (1894) 201-. 



, Crompton. Fisher, W. C. Elect. 36 (1896) 

 158-, 192-, 370-, 440-, 647- ; 37 (1896) 5-, 

 269-; 38(1897) 154-. 



, direct-reading. Anon. Elect. Rv. 40 (1897) 

 806-. 



for measuring E.M.F. Mauri, A. Mil. I. 

 Lomb. Rd. 30 (1897) 439-. 



polarisations. Haber, F. [1900] Z. 



Elektch. (1900-01) 13-. 

 , wide range. Fry, L. H. Elect. Rv. 41 



(1897) 234-. 



, winch. Edelmann, M. T. Elekttech. Z. 



21 (1900) 1067. 

 Power measurement, apparatus. Raveau, C. 



Lum. Elect. 42 (1891) 251-, 323-, 375-. 



in inductive circuit. Fleming, J. A. 

 Elect. 27 (1891) 9-. 



polyphase systems. Bmcie, A. J. 

 (jun.) [1899] Sc. Abs. 3 (1900) 121. 



734 



