(!) (Best Value used) 5998 Tungsol branded IBM black plates used/good 1961 very small rattle inside base (68ma/67ma) Title: 5998 Tungsol

5998 Tungsol branded IBM black plates used/good 1961 in white box – very small rattle inside base – dried glue particles

1 section) 68ma Gm=12,200

1 section) 67ma Gm=11,100

Good Ma range 60-80ma

Good Gm range 10,000 – 12,000