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Dn284

Information - Help 
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 (O5A, B5) (Codex=F)
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (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
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
dn284_radiorecord_roeh2.jpg
Dn284: Sammlung
Anonymous 557 Collector

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

 
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


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