Matthews' type oscillograph, 1928
1928
Duddell oscillograph by Cambridge Instrument Co.
1927
Oscillograph, Cambridge Instrument Co. No. L 28466
1930
Motor driven oscillograph unit with "linear sweep" mirror
1925
Electrostatic oscillograph
1925
Twin element permanent magnet oscillograph in box
1910
Blondel moving-iron oscillograph, coils and casing only
1900
Duddell double permanent magnet oscillograph
1905
Irwin hot-wire oscillograph (Andrews & Brown)
Irwin oscillograph, Patent No.8, Robert W. Paul
1915
Projection oscillograph unit
1927
Original Duddell single loop oscillograph, 1897
1897
Motor driven oscillograph shutter
1900
Duddell single element portable field oscillograph
1903
Duddell double high-frequency oscillograph
1904
Early form of Duddell Oscillograph no.45
Four Element Portable Oscillograph
2 VRO 6 dry-write recording oscillographs
1963-1964
Two-channel pen oscillograph by Southern Instruments Ltd., 1950-1974
1950-1974
Cossor portable mains oscillograph, about 1934
Oscillograph, Cambridge Instrument Co. No. L 13882
1925
Cossor single beam oscillograph model 1058
Duddell Oscillograph E. 166 (Cambridge Instrument Co.)
Six-element oscillograph
1950
Oscillograph set No. 74300-A by Standard Telephones & cables Ltd.
No. 4224-A cathode ray oscillograph
Oscillograph, Cambridge Instrument Co. No. L 13881
1925
Cathode ray oscillograph type 74330A
1940
S.T.C. cathode ray oscillograph, type M.S. 3306-1
1930
Cathode Ray Oscillograph model 1049
Duddell's double oscillograph, with mirror, baseboard and accessories
1898
Blondel bifilar oscillograph
1893
cathode ray oscillograph equipment
Double wire-loop oscillograph for studying the waveforms of electrical oscillations
1950-1974
mechanical oscillograph
Cossor oscillograph model 339B
Modular cathode ray oscillograph
1956-1979
Bell and Howell oscillograph type 5-137 P9-12 with remote control and wooden box
1970-1986
Cathode Ray OSCILLOGRAPH
Oscillograph tracing desk (without lantern) by the Cambridge Scientific Instrument Co. Ltd.
1909