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HK90 Info
Country:  Europe      Brand:  Common type Europe 
  Tube type:  Pentagrid-Converter (Heptode)   Pentagrid (new) 
Tube ID = 18495
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Identical to HK90 = 12BE6
Similar Tubes EK90 (Heater different)  
First Series   1950 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s) Nov.1951 : Funkschau (FS) # 22

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Radio/TV-reception etc.
Filament -: Indirect / -: Parallel / series AC/DC / If: 0.15 Ampere / Vf 12.6 Volts /
Tube prices 0 Tube prices (visible for members only)
  hk90.gif
  Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus
hk90.jpg
Röhrensammlung
Wolfgang Bauer

 
226_2.png
Telefunken Werkstattbuch
Wolfgang Bauer

 
hk90_techdat01.png
SEL Handbuch 1964
Peter Hoddow

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HK90    

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14OctX