6688: Difference between revisions

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The '''6688''' (European equivalent '''E180F''') is a miniature pentode with a {{B9A base}}.
The '''6688''' (European equivalent '''E180F''') is a miniature high-slope VHF/UHF pentode with a {{B9A base}},
primarily intended "for use in wideband amplifiers in telephone carrier systems, radar equipment and measuring equipment".


It is used in:
It is used in:

Revision as of 13:14, 15 July 2018

The 6688 (European equivalent E180F) is a miniature high-slope VHF/UHF pentode with a B9A (Noval) miniature 9-pin base, primarily intended "for use in wideband amplifiers in telephone carrier systems, radar equipment and measuring equipment".

It is used in:

  • the staircase generator circuit of the 3T77
  • the 80P cathode-follower probe

Links

Pictures