Antique radios, Old Time Radios

EF42

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

Tube ID = 1624


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Identical to	EF42 = HF62 = Z150
Similar Tubes	Normally replaceable-slightly different: 6F13 Heater different: UF42
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	Vf 6.3 Volts / If: 0.33 Ampere / -: Indirect / -: Parallel, (AC/DC) /
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	3 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 (calculation each 25th of the month)	3= 1948? ; 4= 1949? ; 3= 1949 ; 5= 1950?? ; 7= 1950? ; 90= 1950 ; 12= 1951? ; 130= 1951 ; 10= 1952?? ; 12= 1952? ; 70= 1952 ; 5= 1953?? ; 2= 1953? ; 40= 1953 ; 1= 1954?? ; 5= 1954? ; 5= 1954 ; 7= 1955?? ; 1= 1955? ; 9= 1955 ; 4= 1956?? ; 1= 1956? ; 6= 1956 ; 1= 1957?? ; 1= 1957 ; 1= 1958? ; 2= 1958 ; 1= 1960?? ; 1= 1962 ; 1= 1969?? ; 1= 1969? ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 441

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EF42

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