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XFY11

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ID = 34527
       
Country:
Great Britain (UK)
Brand: Hivac Ltd.; Harrow-on-the-Hill
Developer: Hivac Ltd.; Harrow-on-the-Hill 
Tube type:  Vacuum Pentode   Power/Output 
Identical to XFY11

Base Subminiatur (wire-ends, flat) B5A
Filament Vf 1.25 Volts / If 0.025 Ampere / Direct / Battery =
Description

Designed for Hearing Aid use.

1.2mW audio output with 22V HT at 0.4mA cathode current.

 
Information source - - Manufacturers Literature   

xfy11.png XFY11: Datenblatt
Wolfgang Bauer


Just Qvigstad
xfy11_characteristics_2.png
XFY11: My schematic collection.
Pier Antonio Aluffi

More ...
Usage in Models 1= 1949 ; 1= 1953??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
 

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