12A4: Revision history

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14 July 2022

12 July 2022

  • curprev 11:3611:36, 12 July 2022Peter talk contribs 254 bytes +254 Created page with "{{Vacuum Tube |Type=Pentode |Number=12A4 |EuroNumber= |RussianNumber= |Part_nos=154-0037-00 |Description=miniature 6.5 W power pentode |Used_in= |Designers= }} with a {{B9A b..."