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WE37F_ABF1

Information - Aide 
ID = 71919
       
Pays:
Italy
Fabricant: Philips Italy; Milano (MI)
Concepteur: Philips; Eindhoven (tubes international!); Miniwatt 
Type:  Double Diode-Pentode   RF/IF-Stage   Commande 
Identique à WE37F_ABF1 = ABF1
Similaires
Remplaçants avec petites différences :
  WE37F
Différent chauffage :
  EBF2

Culot Europe culot P8A (Au P, 8SC) Connexion au sommet par téton.
Utilisé par Radio/TV-reception etc.
Chauffage Vf 4 Volt / If 0.3 Ampère / Indirect / Specified voltage AC/DC
Description

This tube corresponds to the EBF2 except the heater ratings 4 V 0.3 A, hence it should actually called as ABF2.

On one side the tube is imprinted as Philips Miniwatt WE37F.
On the back side a label of Philips Italia is attached. If one removes this label, an original- Philips imprinting “ABF1” will be visible, which was probably later rejected.
However, some specimens were subsequently additionally again stamped as ABF1, below the designation WE37F.

This tube was apparently intended as a replacement of the previous (original) WE37F, although there are remarkable differences.

 
Texte dans d'autres langues (peut différer)
Bibliographie Taschenbuch zum Röhren-Codex 1948/49   


Just Qvigstad

Collection de

 
we37f_645b.jpg

WE37F_ABF1
 

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