A.S.E. – Associazione Storia dell’Elettronica

– Conelrad and Civil Defense, by Emilio Ciardiello
– Ampex early video recorder: by Ross H. Snyder from Electronics, August 1957

– Diagrams of early X-band airborne radar set APS-3, from Electronics, June 1948

– SHORAN precision VHF navigation system by RCA, from Radiation Lab. Series
– Design Excellence: the Collins PTO, by Emilio Ciardiello

– Design Excellence: R-1051, the swan song of vacuum tube sets, by E. Ciardiello
– The vacuum tube distributed amplifier, by Emilio Ciardiello

– Low Frequency Radio Range: a short description of the system is given here
– Analog computers, by Emilio Ciardiello
– CRT digital mass memories, by Emilio Ciardiello
– ERNIE, the lottery computer