• 59

  • First year: 1932
  • Base: 7-Pin-Base U7B = medium, old, USA (Codex=M)
  • Filament: Vf 2.5 Volts / If 2 Ampere / Indirect / Parallel, (AC/DC) /
  • Identical to: 59 = CV2538 = PH59
  • Tube type: Vacuum Pentode Power/Output

  • Published by:

    dido
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