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4DT6

Information - Help 
ID = 4419
       
Country:
Worldwide
Brand: Common type Worldwide tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to 4DT6

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Radio/TV-reception etc.
Filament Vf 4.2 Volts / If 0.45 Ampere / Indirect / Series, AC/DC
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
  4dt6.png
  4DT6: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
4dt6_a.jpg
4DT6: scc
Christian Schaufelberger

 
mi45a_g_4.gif
4DT6: RTT Schwandt
Günther Stabe

 
4dt6_techdat.png
4DT6: Essential characteristics
Peter Hoddow


from Just Qvigstad

Usage in Models 36= 1957? ; 1= 1958 ; 6= 1959? ; 1= 1965?? ; 7= 1965 ; 8= 1966 ; 1= 1967?? ; 1= 1967? ; 2= 1970?? ; 1= 1978?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):64


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