PH247

Country:	Italy		Brand:	Philips Italy; Milano (MI)
			Tube type:	Vacuum Pentode Power/Output

Tube ID = 28255


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Identical to	PH247 = 47 = 247 = RES347 = G47 = F247
First Source (s)	Jun.1931 : - - Data from my own collection

Base	UY-Base, 5 Pins (USA, April 1927)
Was used by	Radio/TV-reception etc.
Filament	Vf 2.5 Volts / If: 1.7 Ampere / -: Direct / -: Parallel, (AC/DC) /
Literature	- - Data from my own collection - - - - - - - - -

F.M.
Fabio Masetti

ARRL Handbook 1972
Michael Schlör

No further Information for

PH247

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