Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 82885
Brand: Amalgamated Wireless Valve Co. Ltd. (AWV); Sydney, NSW
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to EF81 = 6BH5
Similar Tubes
Other base:
First Source (s)
28.May.1951 : Electron Tube Registration List Record 978

Base Noval, 9 pin miniature (USA pico-9) B9A
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Specified voltage AC/DC

RF/IF amplifier, EF41 rebased to 9-pin noval. Part of the Innoval family, early noval tubes with frit-seal base sealing to envelope, first introduced by Philips Australia.

This tube was introduced in 1951, to extend the Innoval line to FM radio sets.

Quite unusual, this Philips tube does not have any European equivalent. It was only made for the Australian market.


Just Qvigstad

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