radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

W443

Information - Help 
ID = 11829
       
Country:
Netherlands
Brand: Longlife, the Hague
Tube type:  Vacuum Pentode   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to W443 = B443
Similar Tubes
Other base:
  B443_4pin ; RES174d ; W443_4pin
Production stop Feb.1938

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Foo)
Filament Vf 4 Volts / If 0.15 Ampere
Description The "Röhren-codex" lists this tube as a Thermion tube, but the brand is Longlife. 
Dimensions (WHD)
incl. pins / tip
50 x 98 x 35 mm / 1.97 x 3.86 x 1.38 inch
Weight 50 g / 1.76 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   1-2-1935

w443_so.png W443: rtt
Anonymous 10 Collector


Just Qvigstad

Collection of

 
w443.jpg

 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  

Data Compliance More Information