12AL5: Revision history

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18 September 2023

17 September 2023

10 July 2022

11 October 2021

2 July 2018

18 June 2018

  • curprev 04:5304:53, 18 June 2018Peter talk contribs 391 bytes +391 Created page with "The '''12AL5''' (European type '''HAA91''') is a dual diode vacuum tube with a miniature 7-pin base. It is used as the "disconnect diode" in the timebase circuit of several t..."