Antique radios, Old Time Radios

E443N

ID = 1706

Country:

Netherlands

Brand:	Philips; Eindhoven (tubes international!); Miniwatt
Tube type:	Vacuum Pentode Power/Output

Identical to

E443N = L491D = PP4100 = 252 = TE43N

Similar Tubes

Normally replaceable-slightly different:

Dn1004 ; G100 ; TP4100

Other characteristic (electr. data):

E443 ; E443H

Heater different:

RES664d

Other base:

E443N_UY

First year

1930 Tube leaflet collection E.Erb Analysis by original leaflets

First Source (s)

Jul.1930 : -- Original-techn. papers.

Predecessor Tubes

E443 E443_4pin

Successor Tubes

E443H

Base	Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Foo)
Filament	Vf 4 Volts / If 1 Ampere / Direct / Specified voltage AC/DC
Description	With 5.5 watts the output power of the E443(N) was increased to almost twice of the C443. To do so, it required 400 volts as anode and 200 volts as screen voltage Text in other languages (may differ)
Information source	Taschenbuch zum Röhren-Codex 1948/49


	E443N: ficha de valvulas Getulio Jimenez-Gomez

E443N: Collection TL
Thomas Lebeth

E443N: Telefunken Werkstattbuch
Wolfgang Bauer

E443N: Philips Verstärkerröhren
Gerhard Heigl

from Just Qvigstad

Usage in Models

4= 1930 ; 1= 1931?? ; 3= 1931 ; 12= 1932 ; 2= 1933?? ; 1= 1933 ; 3= 1934 ; 1= 1935? ; 1= 1936?? ; 2= 1939

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):30

Museum "Technik-Museum.ch"

Collection of Gerhard Heigl (A)

Collection of Thomas Lebeth (A)

Collection of Christian Schaufelberger (CH)

Collection of Pim J.H. Vercoulen (NL)

Collection of Wolfgang Bauer (A)

Collection of a member from FIN

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