Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 52010
Developer: Philips Australia 
Tube type:  Vacuum Pentode   Power/Output 
Identical to 47M
Similar Tubes
Normally replaceable-slightly different:

Base UY-Base, 5 Pins (USA, April 1927)
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.75 Ampere / Half indirect / Parallel, (AC/DC)

This tube, described by Don Black of TCA, was an Australian indirectly heated version of 47. Cathode connected to the center tap of the heater. The tube is a compact version of the directly heated 47, having a bulb size diameter of 45 mm. Listed in the Australian Philips Miniwatt Technical Data book, 7th edition, 1962. Mullard branded tubes with this type number were also made at the Philips factory. No other manufacturers have been located who made this tube.

Dimensions (WHD)
incl. pins / tip
x 108 x 45 mm / x 4.25 x 1.77 inch
Weight 51 g / 1.80 oz
Information source -- Collector info (Sammler)   TCA yahoogroup
47M: Fin Stewart collection
Fin Stewart

Emilio Ciardiello


from 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]