(!!!!) (BEST PAIR) 6SQ7 RCA NOS 1950-1953 (1.0ma and 1.0ma) 1% matched ** Title: 6SQ7 RCA NOS PAIR

1 matched pair) 6SQ7 RCA NOS 1950-1953

1 tube) 1.0ma Gm=1300

1 tube) 1.0ma Gm=1300

Good Ma range .7-.9ma

Good Gm range 1000-1100