WESTERN ELECTRIC WE421A NOS, NIB , MATCHED PAIR TUBES 1963 YEAR NO 2A3 OR 300B.

MATCHED PAIR WE 421A TUBES NEW IN THE BOX (NOS) MATCHED PAIR

1963  YEAR (6352,6326)

TESTED WITH TV7D

85ma Gm=15,800

80ma Gm=15,300

85 ma Gm=15,700

82ma Gm=15,400

The 421A is a double diode with indirectly heated cathodes power tube.Best alternative to 6080 / 5998 power tube

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