This listing is for a good used vintage Sylvania type 7N7 twin triode vacuum tube with a all bottle.

This type of tube is a loktal version of a 6SN7GT tube. 

This tube tested great on a reliable Hickok 800A tube tester (a mutual conductance tester). 

Here are the readings in micromhos: 2900/2825 - strong and closely matched sections!  ...and No shorts or gas detected!

Ref:  Minimum readings should be 1560/1560 micromhos (60%) and new tubes should test at 2600/2600 or more micromhos.

Satisfaction guaranteed!   --   $-$-$  --  Check out all the other items I have for $ale!   --  $-$-$

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