Electronics
A McGraw-Hill Publication
Periodical Volume 2Number 6June 1931
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created by: Achim Dassow (25.Nov.19)
available by: Achim Dassow
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Attachments
Currently no attachments available.
Some example tube pages for sets you can see there:
Screen-grid Tetrode 236
Vacuum Pentode 238
Vacuum Pentode 247
MULTI-SYSTEM, internal 3NF (1926)
Screen-grid Tetrode 551 (1931)