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Posts on topic: LV12

Petes' Blog


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Early Double Triodes (part two)

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Early production sample of the LV12 with cock pit housing and connection.

 

Are these the earliest examples of a miniature double triode?  Are these the forerunners of the the 12AX7?

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Published on by

Early Double Triodes (part one)

Read entire post: Early Double Triodes (part one)

Early developments of the LV12

Circa 1943 button construction double triode prototype.  Countained within a side contact envelope with 8 pin round base connected inline to a comb support

 

Is this one of the forerunners of the 12AX7?

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