Antique radios, Old Time Radios

AZ21_9pin

Country:	Netherlands	Brand:	Philips; - Eindhoven; Netherlands
		Developer:	Philips; - Eindhoven; Netherlands
		Tube type:	Full-Wave Vacuum Rectifier Power-supply
			Late but no serial production. For instance only development samples. *****

Tube ID = 31597


	previous \| next

Identical to	AZ21_9pin
Similar Tubes	Other base and data slightly different: AZ21
Predecessor Tubes	AZ1
Successor Tubes	1941 AZ21

Base	Loctal-9-Pin (B9G)
Was used by	Radio/TV-reception etc.
Filament	Vf 4 Volts / If: 1.3 Ampere / -: Direct / -: Parallel, (AC/DC) /
Description	The Philips 21- "Key Base" tubes were initially designed with the 9-pin base B9G like the EF50. The later series production however was changed to the 8-pin Locktal-base B8G designed by Sylvania. Text in other languages (may differ)
Literature	- - Manufacturers Literature

original Philips documents
Jacob Roschy

No further Information for

AZ21_9pin

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]