(!!) (~ 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
See more: vacuum tube
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 (~ Good Value ~) 50 ST-19 RCA branded ADZAM NOS/80-85% 1940's (48ma)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/50st19adzam.jpg?v=1464248953){kind=link}
 (~ Good Value ~) 50 ST-19 RCA branded ADZAM NOS/80-85% 1940's (48ma) "Pin It")