Editing Tube socket (section)

==The first tubes==
The earliest tubes, like the ''[[Lee de Forest|Deforest]] Spherical [[Audion]]''<ref>{{cite web|last=Stone|first=Howard|title=Deforest Spherical Audion|url=http://www.stonevintageradio.com/description.php?II=97&UID=20130720104245|work=Stone Vintage Radio Museum|access-date=20 July 2013}}</ref> from {{circa|1911}}, used the typical light bulb Edison socket for the heater, and flying leads for the other elements. Other tubes directly used flying leads for all of their contacts, like the ''Cunningham AudioTron'' from 1915,<ref>{{cite web|last=Stone|first=Howard|title=Cunningham Tubular Audio Tron|url=http://www.stonevintageradio.com/description.php?II=170&UID=20130720104245|work=Stone Vintage Radio Museum|access-date=20 July 2013}}</ref> or the ''Deforest Oscillion''.<ref>{{cite web|last=Stone|first=Howard|title=Deforest Oscillion 250 W Transmitting Tube|url=http://www.stonevintageradio.com/description.php?II=542&UID=20130720104247|work=Stone Vintage Radio Museum|access-date=20 July 2013}}</ref> Type C6A xenon [[Thyratron|thyratrons]], used in servos for the U.S. Navy [[Ship gun fire-control system|Stable Element Mark 6]], had a [[Edison screw#Mogul|mogul screw base]] and L-shaped stiff wires at the top for grid and anode connections.<ref>{{cite web|title=C6A|url=https://www.radiomuseum.org/tubes/tube_c6a.html|website=Radiomuseum.org|access-date=4 November 2019}}</ref> Mating connectors were machined pairs of brass blocks with clamping screws, attached to flying leads (free hanging).