radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

12SK7GT

Information - Help 
ID = 2823
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: Hytron; Salem (MA) 
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 12SK7GT = CV544 = 12SK7GT/G
Similar Tubes
Other shape (e.g. bulb type):
  12SK7
Normally replaceable-slightly different:
  12K3P
Other base:
  14A7
First Source (s)
01.May.1939 : Electron Tube Registration List
Predecessor Tubes 12K7G   12K7GT  
Successor Tubes 14A7   12BA6  

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uka)
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC
Description

Plus or minus 90 VDC max insulation between heater and cathode by Tung-Sol spec sheet.

 
Tube prices 3 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature
 
12sk7gt_1~~1.jpg
12SK7GT: Sammlung PR
Peter Roggenhofer † 25.4.18

 
oc65_g_10.gif
12SK7GT: RTT Schwandt
Günther Stabe

 
12sk7gt_techdat01.png
12SK7GT: Sylvania Technical Manual
Peter Hoddow


Usage in Models 2= 1939?? ; 1= 1939? ; 12= 1939 ; 29= 1940?? ; 15= 1940? ; 71= 1940 ; 9= 1941?? ; 23= 1941? ; 65= 1941 ; 12= 1942?? ; 24= 1942? ; 22= 1942 ; 1= 1943 ; 1= 1944?? ; 8= 1945? ; 10= 1945 ; 17= 1946?? ; 42= 1946? ; 124= 1946 ; 26= 1947?? ; 16= 1947? ; 73= 1947 ; 4= 1948?? ; 7= 1948? ; 29= 1948 ; 6= 1949?? ; 5= 1949? ; 21= 1949 ; 34= 1950?? ; 1= 1950? ; 19= 1950 ; 14= 1951?? ; 2= 1951? ; 7= 1951 ; 3= 1952?? ; 1= 1952? ; 5= 1952 ; 2= 1954? ; 4= 1955?? ; 2= 1955 ; 1= 1956?? ; 1= 1956? ; 1= 1959 ; 2= 1960? ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):775


You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg