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ID = 18379
Brand: Radio-Record - Röhrenmarke; Holland
Tube type:  Screen-grid Tetrode   Controlling (mu) 
  Ca. 1925 up to 1945 rare.
Identical to Dn5004
Similar Tubes
Normally replaceable-slightly different:
  AS4125 ; E445 ; RENS1214

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fc) Top contact screw type.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
49 x 1555 x 34 mm / 1.93 x 61.22 x 1.34 inch
Weight 72 g / 2.54 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   

dn5004base.png Dn5004
Peter den Boer

Just Qvigstad
Dn5004: own collection
Peter den Boer

Collection of



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