Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 3043
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Tube type:  Beam Power Tube   Power/Output 
Identical to KT81
Similar Tubes
Other base:

Base Loctal-8, B8G (Sylvania, 1938)
Filament Vf 6.3 Volts / If 0.95 Ampere / Indirect / Specified voltage AC/DC
Information source Wireless World (The), London (WW, 79)   
- - Manufacturers Literature   

113a.png KT81: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad
KT81: My schematic collection.
Pier Antonio Aluffi

Usage in Models 1= 1947? ; 1= 1947 ; 2= 1948?? ; 5= 1948? ; 6= 1948 ; 1= 1949? ; 1= 1949 ; 1= 1950

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):18

Collection of



You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]

Data Compliance More Information