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ID = 62083
Brand: Standard Radiofabrik A.B.; Ulvsunda
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to 3S26 = Aa

Base EU-Telephone 5-pin (G5K)
Was used by Telephony
Filament Vf 3.8 Volts / If 0.5 Ampere / Direct / Specified voltage AND current AC/DC

Telephone repeater tube

Information source - - Manufacturers Literature   Spt. 1950

aa~~4.png 3S26: Fin Stewart
Fin Stewart

Just Qvigstad

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