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Farad unbased triode #58 B

Early indirectly-heated AC tube.
Note the twin heater-cathodes.

 

Farad unbased triode #58 B

Hauteur • Height • Höhe : 113 mm • 4" 4/10
Diamètre • Diameter • Durchmesser : 44 mm • 1" 7/10

Farad unbased triode #58 B

Farad unbased triode #58 B

Farad unbased triode #58 B

Farad unbased triode #58 B

 


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