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|Part_nos=154-0032-00 | |Part_nos=154-0032-00 | ||
|Description=high-frequency dual triode | |Description=high-frequency dual triode | ||
|Used_in=104;104A;161;511A;512;517;517A; | |Used_in=104;104A;161;511;511A;512;517;517A; | ||
|Designers= | |Designers= | ||
}} with a 6.3 V, 0.45 A heater. | }} with a 6.3 V, 0.45 A heater. | ||
Introduced in 1939/1940, it was one of the earliest tubes with a miniature 7-pin [[B7G base]]. It is used in the [[104]]/[[104A]], [[511A]], [[512]], [[517]]/[[517A]] and possibly other instruments. | Introduced in 1939/1940, it was one of the earliest tubes with a miniature 7-pin [[B7G base]]. It is used in the [[104]]/[[104A]], [[511]]/[[511A]], [[512]], [[517]]/[[517A]] and possibly other instruments. | ||
==Links== | ==Links== |