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Tube Substitutions for:
Pen4VB
Vacuum Pentode
Type
Substitutes
Base Diagram
Pen4VB
7A3
, A70C,
AC2/Pen
,
N41
,
PT4
, PenA4
Web References
PEN4VB (Mullard) @ Franks Electron Tubes?
PEN4VB @ Radiomuseum
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