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6U8

Information - Help 
ID = 3778
       
Country:
Worldwide
Brand:
Developer: Tung-Sol Electric Inc.; Newark (NJ) 
Tube type:  Triode-Pentode 
Identical to 6U8 = ECF82 = 6TP1
Similar Tubes
Other class quality (otherwise equal):
  7731
Heater different:
  6U8A ; 9U8
First Source (s)
15.May.1951 : Electron Tube Registration List 971
Successor Tubes 6BL8   7731  
Base Noval, B9A
Filament Vf 6.3 Volts / If 0.45 Ampere / Indirect / Parallel, (AC/DC)
Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
  6u8.png
  6U8: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Michael Schlör
 
6u8_057r.jpg
6U8
Jacob Roschy
 
no55_g_23.gif
6U8: RTT Schwandt
Günther Stabe
 
6u8_001.png
6U8: Manufacturer's Literature
Emilio Ciardiello

from Just Qvigstad
Usage in Models 1= 1947?? ; 2= 1950?? ; 1= 1951?? ; 1= 1952?? ; 4= 1952? ; 4= 1952 ; 2= 1953?? ; 48= 1953? ; 233= 1953 ; 2= 1954?? ; 17= 1954? ; 133= 1954 ; 54= 1955?? ; 38= 1955? ; 402= 1955 ; 29= 1956?? ; 1109= 1956? ; 316= 1956 ; 7= 1957?? ; 713= 1957? ; 230= 1957 ; 1= 1958?? ; 168= 1958? ; 202= 1958 ; 1= 1959?? ; 35= 1959? ; 210= 1959 ; 25= 1960?? ; 11= 1960? ; 101= 1960 ; 1= 1961?? ; 8= 1961? ; 38= 1961 ; 18= 1962? ; 26= 1962 ; 3= 1963?? ; 6= 1963? ; 30= 1963 ; 3= 1964?? ; 3= 1964? ; 13= 1964 ; 5= 1965?? ; 8= 1965? ; 5= 1965 ; 1= 1966?? ; 5= 1966? ; 3= 1966 ; 1= 1967?? ; 6= 1967 ; 4= 1968?? ; 1= 1968? ; 6= 1968 ; 2= 1969?? ; 1= 1969? ; 1= 1969 ; 6= 1970?? ; 1= 1971?? ; 1= 1971? ; 1= 1972?? ; 2= 1972? ; 1= 1973?? ; 1= 1974 ; 1= 1975 ; 11= 9999
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4323
Collection of Jacob Roschy (D)
Collection of Christian Schaufelberger (CH)
Collection of Patrice Zeissloff (F)
Collection of Rudolf Osterkamp (D)
Collection of Karlheinz Fischer (D)
Collection of Karl - Heinz Bossan (D)
Collection of Aldo Patriarca (CH)
Collection of Götz Linss (D)
Collection of Georges Werts (B)
Collection of Peter Roggenhofer † 25.4.18 (A)
Collection of a member from FIN
Collection of Jacky Parmentier (F)
Collection of Hannu Alho (FIN)
Collection of Bekir Yurdakul (F)
Collection of Kazimierz Jarosz (S)
Collection of Klaus Rüdiger (D)
Collection of Michael Gnaedig-Fischer (MEX)
Collection of Arnaud Fleury (F)
Collection of a member from D
Collection of Marcello Astolfi (I)
Collection of David Erali (USA)
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