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PH280

Information - Help 
ID = 51239
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to PH280 = 80 = UX280 = 1560-ux
First Source (s)
Jul.1930 : L'Histoire Singulière du Tube Radio; G. Duperray 2009

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 2 Ampere / Direct
Dimensions (WHD)
incl. pins / tip
53 x 131 x 34 mm / 2.09 x 5.16 x 1.34 inch
Weight 93 g / 3.28 oz
Information source - - Manufacturers Literature   1932
 
ph280.jpg
PH280
Peter den Boer

 
429_2~~2.png
PH280: Telefunken Werkstattbuch
Wolfgang Bauer

 
ph280-data.png
PH280: own collection
Peter den Boer


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