About the brand

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Sophia Electric, is a US-based company located in Vienna, Virginia, which designs and builds, a full line of handcrafted high-performance vacuum tubes. The company is motivated by a desire to recreate the sweet sound of Western Electric tubes. The engineers and owners of Sophia Electric are collectors of vintage radio, audio tubes and tube amplifiers. The whole team behind these amazing tubes come from solid electrical, mechanical and audio design backgrounds and they really deliver on the promise of unbelievable sound from new tubes. TRY THEM you will be amazed!

Detailed information on individual models and technical data are best found directly with the manufacturer. We invite you to connect with them here. We urge you to request specific demonstration or discussion with CDF directly for all of your questions.

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  • 300B:
  • Carbon Princess™ - 300B
  • S.E.T. Princess™ - 300B Mesh plate
  • 300B globe Mesh plate
  • New classic - 300B
  • Royal Princess - 300B
  • 2A3:
  • Carbon Princess™ 300B 2.5V
  • S.E.T. Princess™ 300B 2.5V Princess 2A3 mesh tube
  • Princess 2A3 mesh plate tube
  • 2A3 mesh plate tube
  • New KT88 tubes
  • New EL34 tubes
  • 845 / 211 MK3 tubes:
  • New 845 MK3
  • New 211 MK3
  • 6SN7 GTA
  • 6SL7
  • 12AX7
  • 12AU7

Customer Reviews

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Royal 300B Vacuum Tube

By Jeff Day

“The musical realism of the Royal Princess (300B) was breathtaking, with rich and detailed timbral textures, deeply infused tonal colors, and an overall sense of drama with the music playing that just left me on the edge of my seat, listening into the music with anticipation for what was to come next.”

“I want to drop you a quick thank-you note for being so courteous and thoughtful late Friday night. I sincerely was not expecting your hospitality, especially so close to your closing. I am impressed that you started up the VTLs for me even though there really wasn’t any time to full take them in, or…”

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