"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
|Commercial Contents:||Projection Television Arrives|
|Download as a PDF File (743K)|
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13th December 2010