3S4
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| Usage in Models | 1= 1941? ; 20= 1941 ; 1= 1942?? ; 7= 1942? ; 7= 1942 ; 1= 1943 ; 1= 1944? ; 2= 1945?? ; 2= 1945 ; 6= 1946? ; 28= 1946 ; 3= 1947?? ; 6= 1947? ; 70= 1947 ; 8= 1948?? ; 11= 1948? ; 77= 1948 ; 4= 1949?? ; 4= 1949? ; 61= 1949 ; 34= 1950?? ; 9= 1950? ; 43= 1950 ; 15= 1951?? ; 9= 1951? ; 65= 1951 ; 12= 1952?? ; 11= 1952? ; 13= 1952 ; 7= 1953?? ; 7= 1953? ; 21= 1953 ; 6= 1954?? ; 12= 1954? ; 16= 1954 ; 27= 1955?? ; 14= 1955? ; 13= 1955 ; 4= 1956?? ; 8= 1956? ; 5= 1956 ; 1= 1957?? ; 5= 1957? ; 2= 1957 ; 2= 1958?? ; 4= 1958 ; 3= 1959?? ; 10= 1959 ; 2= 1960?? ; 1= 1960 ; 1= 1999? ; 1= 9999 |
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):703
Collection of a member from FIN
Forum contributions about this tube
3S4
Threads: 1 | Posts: 1
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Hits: 353 Replies: 0
Filamento della 3S4
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Antonio Maida
19.Apr.20 |
1
Nella scheda della valvola, i dati sul fila mento non sono esatti, infatti con 2,8 Volt, ciè con le due sezioni in serie, la corrente è di 50 mA . e non di 100 mA. I 100 mA si hanno quando le due sezioni sono in parallelo ed alimemtati a 1,4 Volt. |
3S4
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