[Heathkit] OT (sorta) - long - Vacuum tubes were the 4th largest US export in 2011!!??

[Ron Youvan]

   Chris W7JPG Kepus wrote:

> Happy New Year to all.

> To those of you who know something about current vacuum tube manufacturing,
> could you please enlighten me as to what it is, exactly, that we are
> exporting that are called "Vacuum Tubes"?

   Sorry that the answer has nothing to do with HAM radio:

   http://www.burle.com/powertubes.htm

   http://www2.l-3com.com/edd/news/news_emmy.htm

   http://www2.l-3com.com/ctl/  A picture of mostly tubes.

   http://www.brandx-ray.com/brand_x_ray_tube_co___inc___.htm

   I'm not positive about:  http://www.pentalaboratories.com/tech_no54.html

-- 
    Ron  KA4INM - Did you know ...
                  ... that no-one ever reads these things?