EF 42, Tube EF42; Röhre EF 42 (EF42)

Antique radios, Old Time Radios

EF42

Country:	Europe		Brand:	Common type Europe
			Tube type:	PENTODE RF/IF-Stage

Tube ID = 1624


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Identical to	EF42 = HF62 = Z150
Similar Tubes	UF42 (Heater different) 6F13 (can normally be replaced - small diff'ce)
First Series	1948 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Sep.1948 : Daten und Schaltungen moderner ... Röhren; Philips # 3A Mar.1948 : Funkschau (FS) # 3
Predecessor Tubes	EF14 EF50
Successor Tubes	1951 EF80

Base	Rimlock base B8A
Was used by	Radio/TV-reception etc.
Filament	-: Indirect / -: Parallel, (AC/DC) / If: 0.33 Ampere / Vf 6.3 Volts /
Description	steile HF-/ Breitband-Pentode für bis zu 200 MHz, auch als selbstschwingende Mischer geeignet, Text in other languages (may differ)
Dimensions (WHD)	22 x 60 x 22 mm / 0.87 x 2.36 x 0.87 inch
Tube prices	2 Tube prices (visible for members only)
Literature	Taschenbuch zum Röhren-Codex 1948/49


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

TreLe
Trev Levick

rtt
Michael Schlör

Philips Unterlagen
Josef Pilz

Usage in Models	3= 1948? ; 4= 1949? ; 3= 1949 ; 5= 1950?? ; 7= 1950? ; 89= 1950 ; 12= 1951? ; 126= 1951 ; 10= 1952?? ; 11= 1952? ; 64= 1952 ; 4= 1953?? ; 1= 1953? ; 39= 1953 ; 1= 1954?? ; 5= 1954? ; 5= 1954 ; 6= 1955?? ; 8= 1955 ; 4= 1956?? ; 5= 1956 ; 1= 1957?? ; 1= 1957 ; 2= 1958 ; 1= 1959 ; 1= 1960?? ; 1= 1962 ; 1= 1969?? ; 1= 1969? ;
Number of Models with this tube 421

No further Information for

EF42

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