(!!!) (Best Single) 8417 Sylvania NOS 1970 era (111ma) Title: 8417 Sylvania branded RCA NOS

8417 Sylvania NOS top and side getter 1970 era

Iplate= 111ma

Gm= 20,100

Tested on Amplitrex:

Vplate=300V

Vscreen=300V

Vgrid=-12V

Good Ma range 90-110ma

Good Gm = 20-23,000

Recommended For:

– UFO

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