"Our front cover shows the Mullard 2½ in. Projection Television Tube with an
associated optical unit and E.H.T. unit. An article on Projection Television
appears on another page of this issue.."
Technical Contents : | When Valves Grow Old Mullard Techincal Publications What ARE These Ion-Trap Tubes ? Non-Microphonic, Low-hum A.F. Pentode type EF37A |
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Commercial Contents: | Projection Television Arrives | |
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Last updated 13th December 2010 |