Antique radios, Old Time Radios

EF1

ID = 525

Country:

Netherlands

Brand:	Philips; Eindhoven (tubes international!); Miniwatt
Developer:	Philips; Eindhoven (tubes international!); Miniwatt
Tube type:	Vacuum Pentode Universal

Identical to

EF1 = TEF1 = VF1 = VEF1

Similar Tubes

Heater different:

CF1

First year

Mar.1934 Tube leaflet collection E.Erb Analysis by original leaflets (Bulletin D13)

First Source (s)

Mar.1934 : Philips Bulletin #D13

Successor Tubes

EF7

Base	Europe side contact P8A (Au P, 8SC) (Codex=Sf) Top contact with a cap.
Filament	Vf 6.3 Volts / If 0.4 Ampere / Indirect / Specified voltage AC/DC
Description	Erste Autoradio-Serie in Europa. Philips ab 1934 genannt (März, Philips Bulletin).
Tube prices	1 Tube prices (visible for members only)
Information source	Taschenbuch zum Röhren-Codex 1948/49


	EF1: ficha de valvulas Getulio Jimenez-Gomez

EF1: Collection JR
Jacob Roschy

EF1: Telefunken Werkstattbuch
Wolfgang Bauer

EF1: Telefunken 1935
Robert Schmalstieg

from Just Qvigstad

Usage in Models

3= 1934 ; 5= 1935 ; 2= 1936? ; 6= 1936 ; 2= 1938 ; 1= 1946 ; 1= 1947 ; 1= 1948

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):21

Literature "Funk" Vol. 12 No. 8 | 1935-04

Collection of Jacob Roschy (D)

Collection of Thomas Lebeth (A)

Collection of Christian Schaufelberger (CH)

Collection of Wolfgang Bauer (A)

Collection of Tomasz Szczesniak (PL)

Collection of Klaus Rüdiger (D)

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]