6688: Difference between revisions

142 bytes added ,  15 July 2018
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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: