Antique radios, Old Time Radios

EF5

Country:	Netherlands	Brand:	Philips; Eindhoven (tubes international!); Netherlands
		Developer:	Philips; Eindhoven (tubes international!); Netherlands
		Tube type:	Vacuum Pentode RF/IF-Stage Controlling (mu)

Tube ID = 1728

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Identical to	EF5 = TEF5 = MEF5 = VEF5
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
Predecessor Tubes	AF3 CF3 EF3 EF4
Successor Tubes	1938 EF9

Base	Europe side contact base P (P8A) (Codex=Sf)
Filament	Vf 6.3 Volts / If: 0.2 Ampere / -: Indirect / -: Parallel / series AC/DC /
Tube prices	0 Tube prices (visible for members only)
Literature	Taschenbuch zum Röhren-Codex 1948/49


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

EF5: JR
Jacob Roschy

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

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

Usage in Models	2= 1936?? ; 24= 1936? ; 103= 1936 ; 6= 1937?? ; 23= 1937? ; 234= 1937 ; 5= 1938?? ; 14= 1938? ; 67= 1938 ; 5= 1939?? ; 5= 1939? ; 16= 1939 ; 3= 1940?? ; 10= 1940 ; 4= 1941 ; 4= 1942 ; 3= 1943 ; 1= 1944 ; 8= 1945?? ; 2= 1946 ; 1= 1947?? ; 1= 1952?
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 541

Forum contributions about this tube
EF5
Threads: 1 | Posts: 1

Hits: 532 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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