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(!!) (~ Good Value ~) 50 ST-19 RCA branded ADZAM NOS/80-85% 1940's (48ma)

(!!) (~ Good Value ~) 50 ST-19 RCA branded ADZAM NOS/80-85% 1940's (48ma)

$ 199.99

1 tube) 50 ST-19 RCA branded ADZAM NOS/80-85% output in original ADZAM box

- perfect getter

- flat square foil getter halo 1940's 

48ma

Gm=1600

 

Tested on Amplitrex

Vplate=440V

Vgrid=-66V

Good NOS Ma = 50-55ma

Good NOS Gm = 2000

 

 

Recommended for

Tektron

SET and PP DIY amps

 

 

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