Tube Discussion

Topics

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[1] Building a DeForrest Spherical Audion

[2] Building vacuum tubes

[3] Nixie- Tubes wanted: GR10J and GR10J/F

[4] Russain Vacuum Tube

[5] Wanted: Russian Nixie Tubes, Type: IN-8-2

[6] Wanted: B-5025, B-5030, NL-5025, ZM1030, ZM1032

[7] a "nixie" lightbulb?

[8] Looking for old geissler tubes

[9] Making a glow lamp

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