203-0089-90
The Tektronix 203-0089-90 (M89) is a Tek-made vertical output amplifier integrated circuit designed by Jim Cavoretto and Einar Traa.
The M089A is almost identical to the M102A. Except for R11 in the M102A, the two circuits are the same.
Used in
- 155-0077-00 hybrid
- 155-0115-00 hybrid