Antique radios, Old Time Radios

HY90

Country:	Europe		Brand:	Common type Europe
			Tube type:	Half-Wave Vacuum Rectifier Power-supply

Tube ID = 4050


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Identical to	HY90 = 35W4
Similar Tubes	Normally replaceable-slightly different: 35R1
First Series	1951 Tube leaflet collection E.Erb Analysis by original leaflets

Base	Miniatur-7-Pin-Base B7G, USA 1940
Was used by	Radio/TV-reception etc.
Filament	If: 0.15 Ampere / -: Indirect / -: Series, AC/DC /
Description	HY90 equivalent = 35W4 Text in other languages (may differ)
Tube prices	0 Tube prices (visible for members only)

Röhrensammlung
Wolfgang Bauer

Lorenz Empfänger-Röhren , 9. Auflage
Michael Sigmund

Usage in Models (calculation each 25th of the month)	2= 1952?? ; 1= 1953? ; 1= 1954?? ; 5= 1954? ; 5= 1955?? ; 2= 1955? ; 2= 1955 ; 2= 1956?? ; 7= 1956 ; 3= 1957?? ; 4= 1957 ; 1= 1958?? ; 9= 1958 ; 4= 1959 ; 7= 1960?? ; 2= 1960 ; 1= 1963? ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 58

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HY90

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