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RRAF

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ID = 16335
       
Country:
Italy
Brand:
Tube type:  Triode, vacuum   Detector 
Identical to RRAF = RE084

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 0.08 Ampere / Direct / Battery =
Description

Triode made to Italian Army specification

Gain 15, Vp 120V, Ip 4mA, Vg -2V. Used as detector or as low-level audio amplifier..

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   
 
rraf.jpg
RRAF: own collection
John Koster

 
b4sockel_2.png
RRAF: KoBi
Konrad Birkner † 12.08.2014

 

from Just Qvigstad

Usage in Models 1= 1936?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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