Galvanometer Type Multichannel Airborne Data Recorder
1965-1980
Galvanometer, Spot
1900-1980
Unipivot galvanometer
Early d'Arsonval galvanometer made by Carpentier
1882-1900
Moving magnet gravity control "detector" galvanometer with 2
Plug type bridge box and galvanometer
Plug type bridge box and galvanometer
Ballistic galvanometer
Astatic needle galvanometer
1840-1877
Kelvin astatic mirror galvanometer
1901-1913
Siemens experimental galvanometer
1900
Astatic galvanometer by Elliott Brothers, 1872.
1872
Kohlrausch Galvanometer
1900
Student type tangent galvanometer
Suspended moving magnet galvanometer of Siemens manufacture
Astatic galvanometer by Kleiner, Berlin
Duddell's thermo-galvanometer
1900
Four-coil Thomson astatic galvanometer
1880
Early d'Arsonval type galvanometer
1882-1900
Thomson's reflecting galvanometer
1864-1887
Ballistic galvanometer by the Cambridge Instrument Co. Ltd.
1940
Ballistic galvanometer no.N1573
1943
Suspended-coil pointer galvanometer
Duddell thermo-galvanometer
1906
Portable box-type double-reflecting galvanometer
1970
Ayrton-Mather moving coil galvanometer no. L-49707
1930-1935
Paul extra sensitive Galvanometer
1900-1919
Ayrton Mather galvanometer
Moving-coil galvanometer
1961
Schleifen-Galvanometer or loop galvanometer No. 10719 by Carl Zeiss
1910-1940
Moving-coil galvanometer
Early galvanometer by Reid Brothers, London
1861-1900
Moving-magnet galvanometer
1880
Moving coil galvanometer
Cambell standard bi-filar galvanometer
1920-1926
Duddell thermo-galvanometer
1919
Differential galvanometer
1870-1873
Pattern I unipivot galvanometer
1912
Astatic mirror galvanometer
1880
Reflecting galvanometer by Siemens
Spot galvanometer
1962
Portable moving coil galvanometer
1930
Duddell's differential thermo-galvanometer
1904
Moll galvanometer
1927
Cambell vibration Galvanometer
1913
Onwoods patent moving coil galvanometer
1913
Unipivot moving coil galvanometer No.734 by Robert W. Paul
1903-1919
Galvanometer
Unipivot moving-coil galvanometer
1955-1964
Ballistic galvanometer
1919