CORVETTE (Bally) Track op (2) board set
Bally CORVETTE pinball machine 2 piece racetrack opto board set upgrade kit.
The set includes a new racetrack opto encoder board (A-18222) and a new track limit opto board (A-18221).
This new design board set has a number of significant advances:
- New buffered optos are no longer directly connected to the switch matrix.
- Lower current consumption and less heat, for longer life.
- A-18821 assembly
- A-19606 assembly
- 5768-14142-02 board
Track Encoder Board
- 5160-10269-00 (2) transistor 2N3904 npn
- 5490-14327-00 (2) ic opto integrated with Schmidt trigger
- 5791-13830-06 (1) 6h str sq pin .100 solid tab