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OA55

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ID = 52828
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  Solid-State-Diode   Power-supply 
Identical to OA55
First year 1952 ? Philips Bulletin Suomalainen Oy Philips 1952 Helsinki
First Source (s)
1954 : Philips Bulletin Germaniumdioden Dr. S.D.Boon 1954
Base Wires
Description

Germanium point contact diode intended as low voltage rectifier.
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Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip		 6 x 14 x mm / 0.24 x 0.55 x inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   KTT 1969/70
bq_ktt_3.gif OA55
Günther Stabe † 19.8.20
oa55_dat_1.png
OA55: Valvo Elektronenröhren Handbuch
Heinz Höger
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Usage in Models 1= 1953 ; 2= 1954? ; 1= 1954 ; 2= 1955 ; 1= 1957? ; 2= 1957 ; 1= 1958 ; 1= 1964
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):11
Literature "Radio" Vol. 5 No. 1 | 1952-02
Literature "Germanium-Dioden"

Collection of

Patrice Zeissloff (F)
Michael Mischke (D)
 
oa55_philips_p0_s.jpg

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