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Dn284

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ID = 14117
       
Country:
Netherlands
Brand: Radio-Record - Röhrenmarke; Holland
Tube type:  Triode, vacuum   Detector 
  Ca. 1925 up to 1945 rare.
Identical to Dn284
Similar Tubes
Normally replaceable-slightly different:
  AG495 ; E424 ; REN904

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Description Detection, LF amplification. Also with B4 base + sidecontact. 
Dimensions (WHD)
incl. pins / tip
45 x 118 x 34 mm / 1.77 x 4.65 x 1.34 inch
Weight 70 g / 2.47 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   

dn284.png Dn284: Tabu Röhren-Codex, 1948
Anonymous 15 Collector

More ...

Just Qvigstad
dn284data.png
Dn284: own collection
Peter den Boer

Usage in Models 1= 1934?

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

Collection of

Collection of a member from D
 
dn284_radiorecord_roeh2.jpg

Dn284
 

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