Full wave mercury vapour rectifier, type 83
Six Westinghouse copper oxide rectifiers
Five selenium rectifiers
1950
Mullard thermionic valve in box
1945
"EDISWAN" Mercury-Vapour Rectifier
1935
Ferranti Rectifier
1940-1960
Four selenium low power rectifiers
1942-1946
Full wave rectifier, type 25Z6G
National Union full wave vacuum rectifier
Westinghouse 2X2 High-Voltage Rectifier
Three germanium rectifiers
1957
Rectifier Unit by Heay Berd, Part of Wilkinson Race Finish Camera Unit
Fifteen silicon rectifiers
Hytron mercury vapour half wave rectifier
Experimental X-Band vacuum-diode waveguide rectifier
1953
Experimental Q-Band vacuum-diode waveguide rectifier
1950-1953
Forced air-cooled high voltage rectifier
Ferranti Rectifier
1930-1950
E.H.T. rectifier
1940-1959
Three silicon controlled rectifiers
1960
Tekade full wave rectifier, type RG12D60
Wild E2 rectifier, for aerial photogrammetry
1952
Klangfilm' Rectifier
Wild E2 rectifier, for aerial photogrammetry
1952
Rectifier, part of continuously-pumped 250KV deep x-ray therapy equipment
1938
E.H.T. rectifier
1940-1959
E.H.T. rectifier
1940-1959
E.H.T. Rectifier type 68508
1940-1957
E.H.T. rectifier
1940-1959
E.H.T. rectifier
1940-1959
E.H.T. rectifier
1940-1959
E.H.T. rectifier
1940-1959
Sylvania full wave rectifier, type 6X5GT/T
E.H.T. rectifier
1940-1948
E.H.T. rectifier
1940-1948
Westalite rectifier made by Westinghouse Brake and Signal Co. Ltd.
Two selenium high voltage rectifiers
1945-1948
Westinghouse metal rectifier
Wild E2 rectifier
1952
AC rectifier
Two hard half-wave rectifiers
1943-1944
Two copper oxide high voltage rectifiers
1934-1935
Two low current tubular rectifiers
Mercury rectifier
Mercury vapour rectifier
Westinghouse metal rectifier
Rectifier, cased
Nine copper oxide low power rectifiers
1931-1946