Making a Type C Triode – Amazing Glasswork!

Ron Soyland is at it again and creating a Type C Triode vacuum tube. For a look at other creations click on Making a Spherical Audion Tube by Ron Soyland

A general purpose triode originally made for use by the Royal Air Force (Great Britain) in 1918 and designed by Captain H. Round of the British Marconi Co. around 1913. It is a triode that was meant for high gain high frequency use and has a 3 volt directly heated cathode.

Owen Morgan, KF5CZO, is a regular contributor to AmateurRadio.com and writes from Texas, USA. Contact him at [email protected].

One Response to “Making a Type C Triode – Amazing Glasswork!”

  • Todd Mitchell, NØIP:

    Cool! I hopped, skipped and jumped through it, but some of the details were mesmerizing – especially toward the last half. What a craftsman!

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