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(!!) (Best Single) PCC88=7DJ8 Siemens Halske Germany NOS 1965 (13.4/14.2ma)

(!!) (Best Single) PCC88=7DJ8 Siemens Halske Germany NOS 1965 (13.4/14.2ma)

$ 79.99

1 low noise tube) PCC88=7DJ8 Siemens Halske Germany NOS 1965

1 section) 13.4ma Gm=11,800

1 section) 14.2ma Gm=11,900

 

Tested on Amplitrex

Vplate=90V

Vgrid=-1.2V

Good Ma range 11-15ma

Good Gm range 10,000-13,000

 

- EAR
- Conrad Johnson

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