Antique radios, Old Time Radios

EF5

ID = 1728

Country:

Netherlands

Brand:	Philips; Eindhoven (tubes international!); Miniwatt Philips; Eindhoven (tubes international!); Miniwatt Philips Electrical, Lamps, Industrial - Miniwatt; London
Developer:	Philips; Eindhoven (tubes international!); Miniwatt
Tube type:	Vacuum Pentode RF/IF-Stage Controlling (mu)

Identical to

EF5 = TEF5 = MEF5 = VEF5 = 6E1_Ultron

Similar Tubes

Normally replaceable-slightly different:

EF25

First year

May.1936 Tube leaflet collection E.Erb Analysis by original leaflets

First Source (s)

May.1936 : Philips Bulletin

11.Feb.1936 : L'Histoire Singulière du Tube Radio; G. Duperray 2009

Predecessor Tubes

AF3 CF3 EF3 EF4

Successor Tubes

1938 EF9

Base	Europe side contact P8A (Au P, 8SC) (Codex=Sf)
Was used by	Radio/TV-reception etc.
Filament	Vf 6.3 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC
Tube prices	2 Tube prices (visible for members only)
Information source	Taschenbuch zum Röhren-Codex 1948/49


	EF5: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Karel De Reus †

EF5: Collection JR
Jacob Roschy
More ...

EF5: RTT 1974 (Franzis) 13. Auflage
Martin Renz

EF5: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
More ...

from Just Qvigstad

Usage in Models

3= 1936?? ; 29= 1936? ; 150= 1936 ; 9= 1937?? ; 28= 1937? ; 286= 1937 ; 10= 1938?? ; 21= 1938? ; 88= 1938 ; 5= 1939?? ; 5= 1939? ; 22= 1939 ; 3= 1940?? ; 11= 1940 ; 4= 1941 ; 4= 1942 ; 3= 1943 ; 1= 1944 ; 1= 1946? ; 2= 1946 ; 1= 1947?? ; 1= 1952? ; 6= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):693

Forum contributions about this tube

EF5

Threads: 1 | Posts: 1

Hits: 2744 Replies: 0 EF5 (EF5)
Reinhard Hanschke 29.Jul.07	1 EF5 (EF5) Neupreis 1938: 59.-- FFR. Lit.: Catalog der Firma MANUFRANCE (MF) von 1938.

EF5
End of forum contributions about this tube

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EF5

Philips; Eindhoven (tubes international!); Miniwatt