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(!!) (Best Value) 12AT7=ECC81 Siemens Halske Germany NOS 1970 (8.2/9.2ma)

(!!) (Best Value) 12AT7=ECC81 Siemens Halske Germany NOS 1970 (8.2/9.2ma)

$ 49.99

1 low noise tube) 12AT7=ECC81 Siemens Halske Germany NOS 1970

1 section) 8.2ma Gm=4900

1 section) 9.2ma Gm=5100

 

Amplitrex Test Data:

Good Ma range 8-10ma

Good Gm range 4500-5500 

 

 

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