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D2F

Information - Help 
ID = 11136
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Vacuum Pentode   RF/IF-Stage 
  Ca. 1925 up to 1945 very rare. ***
Identical to D2F
Similar Tubes
Other shape (e.g. bulb type):
  D12F

Base Acorn 7 pin P7 (Philips only) (Codex=Ay)
Filament Vf 1.4 Volts / If 0.24 Ampere / Direct / Battery =
Description

Die D12F ist eine D2F, aber ohne Handgriff.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   1942
 
ebay_3740.jpg
D2F: eigene Sammlung
Joachim Haas

 
d2f_so.png
D2F: rtt
Anonymous 10 Collector

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d2fd12fdata1.png
D2F: own collection
Peter den Boer

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