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0A3

Information - Help 
ID = 4072
       
Country:
Worldwide
Brand:
Tube type:  Voltage Regulator, single   Power-supply 
Identical to 0A3 = VT-260 = QS1205 = CV1895 = VR75-30 = QS75/40 = VR75
Similar Tubes
Other shape (e.g. bulb type):
  0A3A
First Source (s)
06.Mar.1944 : Electron Tube Registration List
Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ua)
Filament
Description

Startspannung: 105V min,
Arbeitsspannung: 75V,
Arbeitsstrom: 5mA bis 40mA,
Stabilität: 6,5V / 5mA bis 40mA,
max. Strom für 10sec: 100mA, (gem. Sylvania)

 
Tube prices 4 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
  0a3.png
  0A3: HP Testoszillator 650A
Heinz Höger
 
0a3_rn.jpg
0A3: Collection JR
Jacob Roschy
More ...
 
0a3_sock.png
0A3: Ratheiser RTH,3.Aufl.,1964
Egon Penker
More ...
 
0a_b_c_d3.png
0A3: Manufacturer's Literature
Emilio Ciardiello

from Just Qvigstad
Usage in Models 1= 1948 ; 2= 1950?? ; 1= 1950? ; 3= 1951 ; 1= 1953? ; 1= 1953 ; 2= 1955?? ; 1= 1955 ; 1= 1956?? ; 1= 1957? ; 1= 1959? ; 3= 1960?? ; 1= 1967
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):19
Jacob Roschy (D)
Christian Schaufelberger (CH)
Patrice Zeissloff (F)
Valery Gromov (RUS)
Karl - Heinz Bossan (D)
Aldo Patriarca (CH)
Ottmar Rollmann (D)
Raynal Aufils (F)
Georges Werts (B)
Heinz Höger (D)
Collection of a member from FIN
Sandor Selyem-Tóth (H)
Tomasz Szczesniak (PL)
Bruce Morgenstern (CDN)
Oskar Elm (D)
Collection of a member from D
Marcello Astolfi (I)
Jose Luis Villabona Horreo (E)
Ottó Jancsek (H)
Tor Steinnes (N)
Peter Pfeiffer (D)
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