Power Supply Unit E145 Serial No. 19704, manufactured by Fielden (Electronics) Limited Fielden power supply circa 1950-1970
Five power supply units, type E155 (chassis only). Made by Fielden Electronics Five Fielden power supply units 1955-1960
Two Sangamo Weston resistance elements, form 4 with cable. Made by Fielden Electronics Two Sangamo Weston resistance elements 1955-1960
Maxiscale temperature controller, range 0-200*F. By Fielden Electronics Fielden Maxiscale temperature controller 1958
Tektor 62A unit connected with electrode, manufactured by Fielden Electronics, England Fielden tektor 62A unit
Tektor Minor proximity switch, low level, type M10 4L. Made by Fielden Electronics Tektor Minor M10/4L proximity switch 1958
Tektor Minor proximity switch, low level, type M10 4L. Made by Fielden Electronics Tektor Minor M10/4L proximity switch 1958