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EBL21

Information - Help 
ID = 1875
       
Country:
Netherlands
Brand:
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Double Diode-Pentode   Power/Output 
Identical to EBL21 = EBL71 = PDD2
Similar Tubes
Normally replaceable-slightly different:
  DN143
Other base and data slightly different:
  6BY8G ; EABL21
First year Feb.1941 Tube leaflet collection E.Erb Philips Book III
First Source (s)
Jul.1941 : Philips Bulletin
Predecessor Tubes EBL1   ABL1   EABL21  
Successor Tubes 6BV7  
Base Loctal-8, B8G (Sylvania, 1938) (Codex=Wa)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.8 Ampere / Indirect / Parallel, (AC/DC defined voltage)
Description

The EBL21 is an EBL1 transformed into an all- glas tube similar to the Sylvania-Loktal-tubes of 1938. It may used in simple superhets without audio pre stage where the output section is directly driven from the diode detector, or in sets where the audio pre-stage was combined with the IF stage or with separate tubes for IF+AF.J.R.8.Feb2003]

 
Text in other languages (may differ)
Tube prices 52 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
  ebl21.png
  EBL21: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
ebl21_miniwatt_1.jpg
EBL21: My tubes
Anonymous 413 Collector
 
lo11.png
EBL21: RTT 1974 (Franzis) 13. Auflage
Martin Renz
 
ebl21_mullard_data_01.png
EBL21: Mullard - original papers
Wolfgang Romeyke

from Just Qvigstad
Usage in Models 6= 1941?? ; 4= 1941? ; 56= 1941 ; 3= 1942?? ; 5= 1942? ; 74= 1942 ; 1= 1943?? ; 5= 1943? ; 57= 1943 ; 1= 1944?? ; 6= 1944? ; 75= 1944 ; 3= 1945?? ; 6= 1945? ; 28= 1945 ; 6= 1946?? ; 9= 1946? ; 89= 1946 ; 4= 1947?? ; 12= 1947? ; 115= 1947 ; 12= 1948?? ; 26= 1948? ; 137= 1948 ; 3= 1949?? ; 21= 1949? ; 107= 1949 ; 13= 1950?? ; 15= 1950? ; 67= 1950 ; 2= 1951?? ; 15= 1951? ; 31= 1951 ; 9= 1952?? ; 5= 1952? ; 19= 1952 ; 3= 1953? ; 6= 1953 ; 3= 1954?? ; 2= 1954? ; 7= 1954 ; 16= 1955?? ; 6= 1955? ; 15= 1955 ; 1= 1956?? ; 8= 1956? ; 13= 1956 ; 4= 1957?? ; 3= 1957? ; 13= 1957 ; 5= 1958?? ; 4= 1958? ; 10= 1958 ; 1= 1959?? ; 1= 1959? ; 7= 1959 ; 5= 1960?? ; 1= 1960? ; 6= 1960 ; 1= 1961?? ; 10= 1961 ; 3= 1962 ; 1= 1964 ; 1= 1965 ; 1= 1966?? ; 1= 1968?? ; 1= 1970?? ; 3= 9999
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1209
Collection of Hartmut Völler (D)
Collection of Albrecht Schwaderer (D)
Collection of Christian Schaufelberger (CH)
Collection of Iven Müller (D)
Collection of Roland Biesler (D)
Collection of Jürgen Küting (D)
Collection of Otto Frosinn (D)
Collection of Karlheinz Fischer (D)
Collection of Wolfgang Bauer (A)
Collection of Peter Steffen (CH)
Collection of Karl - Heinz Bossan (D)
Collection of a member from D
Collection of Ernst Röggla (I)
Collection of Michael Mischke (D)
Collection of Hans-Werner Ellerbrock (D)
Collection of Aldo Patriarca (CH)
Collection of Joachim Glüder (D)
Collection of Georges Werts (B)
Collection of Danko Tkalec (HR)
Collection of Werner Wussow (D)
Collection of a member from FIN
Collection of a member from FIN
Collection of Sandor Selyem-Tóth (H)
Collection of Jacky Parmentier (F)
Collection of Tomasz Szczesniak (PL)
Collection of Hannu Alho (FIN)
Collection of Stig Comstedt (S)
Collection of Timo Rantasaari (FIN)
Collection of Reinhard Riek (D)
Collection of Alexander Hofer (A)
Collection of Marco Lagendijk (NL)
Collection of a member from D
Collection of Patrice Follet (F)
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