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6F23

Information - Help 
ID = 27391
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to 6F23 = EF812

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect
Dimensions (WHD)
incl. pins / tip
22 x 68 x mm / 0.87 x 2.68 x inch
Weight 14 g / 0.49 oz
 
mazda_6f23.jpg
6F23: own collection
Anonymous 773 Collector

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6f23_sockelbild.png
6F23: Mullard - original papers
Michael Poll

 
6f23_mazda_data_01.png
6F23: Original data sheet
Michael Poll

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from Just Qvigstad

Collection of a member from FIN

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