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(!!) (#2 5687 RCA black plates single) 5687 RCA bronze plates NOS 1961-1963 partially faded top getter (41.6/43ma) (High Ma and Gm)

(!!) (#2 5687 RCA black plates single) 5687 RCA bronze plates NOS 1961-1963 partially faded top getter (41.6/43ma) (High Ma and Gm)

$ 34.99

1 low noise tube) 5687 RCA bronze plates NOS 1961-1963 partially faded top getter

1 section) 41.6ma Gm=11,800

1 section) 43.0ma Gm=12,000

 

Typical NOS Ma range 30-35ma

 

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