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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: | ||