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ORP30

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ID = 28045
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Photo resistor 
Identical to ORP30

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament
Description

Photowiderstand

 

orp30_a.png ORP30: Philips Pocketbook
Christian Schaufelberger


Just Qvigstad
orp30_daten1.png
ORP30: Valvo-Handbuch Spezialroehren II 1965-66
Markus Müllner

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Collection of

 
orp30_philips_tilted.jpg

ORP30
 

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