Allgemeine Elektricitäts-Gesellschaft AG [2] (AEG; German for ‘General electricity company’) was a German producer of electrical equipment founded in Berlin in 1883 as the Deutsche Edison-Gesellschaft für angewandte Elektricität by Emil Rathenau. After World War II, the headquarters were moved to Frankfurt am Main. In 1967, AEG joined its subsidiary Telefunken AG, creating Allgemeine Elektricitäts-Gesellschaft AEG-Telefunken

AEG tubes regularly were rebranded tubes produced other manufacturers the AEG ECC803S tubes below are Siemens & Halske E83CC premium tubes.

Siemens & Halske E83CC