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A109

Information - Help 
ID = 13684
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Triode, vacuum 
  Ca. 1925 up to 1945 rare.
Identical to A109
Similar Tubes
Normally replaceable-slightly different:
  A106 ; A110
Other base:
  A109_UX4
First year 1925 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
1924 : Saga of the Vacuumtube, Tyne p.421
Feb.1926 : Radio Luistergids, The Netherlands still advertised

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 1 Volts / If 0.06 Ampere / Direct / Battery =
Description Detector and first LF. Also with UX4 base. 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
41 x 98 x 31 mm / 1.61 x 3.86 x 1.22 inch
Weight 39 g / 1.38 oz
Literature Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   R38H 1-12-1925
 
a109.jpg
A109: J.S.
Jörg Seidel

 
s_0_g_5.gif
A109: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 
a109.png
A109: own collection
Peter den Boer


Collection of a member from D
Collection of a member from FIN

Forum contributions about this tube
A109
Threads: 1 | Posts: 2
Hits: 2692     Replies: 1
A109 (A109) Röhre und IC
Egon Strampe
01.Jul.10
  1

Gleiche Bezeichnung haben Röhre und IC. IC - A109 in Halbleiter-Bauelemente 1978.

Attachments

Günther Stabe
01.Jul.10
  2

 Der "Fall" wird per E-Mail geklärt...

G.S.

 
A109
End of forum contributions about this tube

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