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12AT7 Holland branded CBS Hytron NOS large "D" getter halo 1954 (8.4/10.0ma)

$ 32.99

1 low noise tube) 12AT7 Holland branded CBS Hytron NOS large "D" getter halo welded to plate post (5436=1954), copper grid posts, in white box

1 section) 8.4ma Gm=4300

1 section) 10.0ma Gm=5600

 

date code on bottom of tube (1950-1955), printed date code was wiped off glass, but was 1954 code
 

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