Radio Vacuum Tube Jet Pack

Tuesday, March 9, 2010


A Radio Tube as an old style jet pack
Posted by The Blue Tube Project at 4:40 AM 0 comments
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The Learning Series - Vacuum Tubes and Amps Part 1

Monday, March 8, 2010



Part one of a learning series about vacuum tubes. Learn about different styles and shapes of tubes. See different types of tubes from a tiny sub-miniature to a large 4000 watt industrial tube
Posted by The Blue Tube Project at 9:50 AM 0 comments
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Vintage Vacuum Tube Boxes


A nice collection of vacuum tube boxes
Posted by The Blue Tube Project at 9:41 AM 2 comments
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What if solid state electronics never happened?

Wednesday, March 3, 2010

What would an AM tube radio look like if the solid state electronics revolution never happened? This diagram shows what it might have looked like.

Source file
Posted by The Blue Tube Project at 9:40 AM 0 comments
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Nikola Tesla Letterhead


Business letterhead of Nikola Tesla
http://www.letterheady.com
 Nikola Tesla
Posted by The Blue Tube Project at 5:51 AM 0 comments
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