Antique radios, Old Time Radios

0Z4G

ID = 4086

Country:

United States of America (USA)

Brand:	Common type USA tube/semicond.
Tube type:	Full-Wave Cold-cathode-rectifier Power-supply

Identical to

0Z4G

Similar Tubes

Other shape (e.g. bulb type):

0Z4

Base	Octal (Int.Octal, IO) K8A, USA 1935
Filament
Description	0Z4 and 0Z4G are primarily used for vibrator-type B-supply units of automobile receivers. Utilizes a starter electrode and an ionically heated cathode. RF filter circuits placed close to socket terminals are required to reduce rectifier noise. Shell of 0Z4 and external shield of 0Z4G should be grounded. 30 to 90mA dc current.
Information source	Essential Characteristics, GE 1973


	0Z4G: Personal file Antonio Rabitti

0Z4G: www.tubedata.com
Christian Schaufelberger

0Z4G: Prüfkarte Röhrenprüfgerät W 18N
Jörg Kulbe

0Z4G: RCA Tube Manual
Peter Steffen

from Just Qvigstad

Usage in Models

2= 1936 ; 1= 1937? ; 10= 1937 ; 14= 1938 ; 1= 1939? ; 11= 1939 ; 6= 1940? ; 7= 1940 ; 1= 1941?? ; 4= 1941 ; 2= 1942? ; 4= 1946? ; 6= 1946 ; 2= 1947?? ; 3= 1947 ; 2= 1948?? ; 2= 1948? ; 1= 1948 ; 1= 1949 ; 3= 1951?? ; 6= 1961?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):89

Collection of Geri Meier (CH)

Collection of Robert Gillespie (USA)

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