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(!!!!!) (Best Overall Pair 1961) 6922=E88CC Telefunken Germany <> bottom NOS 1961 same date codes (16.0/16.2ma and 15.2/16.8ma)

(!!!!!) (Best Overall Pair 1961) 6922=E88CC Telefunken Germany <> bottom NOS 1961 same date codes (16.0/16.2ma and 15.2/16.8ma)

$ 588.88

1 low noise matched pair) 6922=E88CC Telefunken Germany <> bottom NOS 1961 same date codes - partially faded printing on each tube

1 tube) 16.0/16.2ma Gm=13,000/13,100 

1 tube) 15.2/16.8ma Gm=12,200/13,000 

 

Matched on Amplitrex AT1000

Vplate=90V

Vgrid=-1.2V

Good Iplate range 12-15ma

Good Gm range 11,000-12,500

 

 

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