Experimental Tube #125, maker and function unknown
Tube expérimental, fabricant et fonction inconnus
Versuchsröhre, Hersteller und Funktion unbekannt
This weird tube has two coated filaments spiraling inside the cylinder plate, with a super fine wire running through the center at a right angle to the cylinder.
Any help welcome!
![Experimental Tube #125, maker and function unknown](xp124a.jpg)
Hauteur • Height • Höhe : 73 mm • 2" 7/8
Diamètre • Diameter • Durchmesser : 29 mm • 1" 1/8
![Experimental Tube #125, maker and function unknown](xp124b.jpg)
![Experimental Tube #125, maker and function unknown](xp124c.jpg)
![Experimental Tube #125, maker and function unknown](xp124d.jpg)
![Experimental Tube #125, maker and function unknown](xp124e.jpg)
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