Tecnico Electronics Pty Ltd, 13-19 Glebe Street, Glebe, Sydney, N.S.W. This manufacturer used the brands Tecnico-Aristocrat, Tecnico and Pye-Tecnico.

Successor of former ESM = Electrical Specialty Manufacturing Co. and Syme E.S.M. Pty Ltd (Aristocrat brand).

During WW2, Tecnico manufactured products under license to the US Bendix Corporation for military aircraft.  In early September 1951 Bendix and Technico formed a jointly owned company, Bendix-Tecnico Ltd.

Up to around 1950 they used the "Tecnico Aristocrat" brand for domestic radio equipment, after which they used just "Tecnico".

 In 1955 Pye Ltd of Cambridge England bought half of Tecnico's shares. After this time the brand "Pye-Tecnico" was used. The name of the company was changed to Pye Industries Ltd on the 1st of June 1959.

 In September 1967 Pye sold it shareholding to Bendix. See separate listing for Pye.