It was first published 'merce il concorso di duecento Fondatori con altro numero estraordinario di Socj', (48) and its spread increased even further after Valussi took on the role of co-editor in 1840.
The Boeing 707 SOCJ (Stand-Off Communications Jammer), the Douglas C-47TP and the EW version of the Denel Oryx transport helicopter are all equipped with the Grinaker Systems Technologies (GST) GSY 1501 jamming system.