Brunswick AS-80 Data Acquisition printed circuit board
Vintage Brunswick AS-80 Data Acquisition PCB. Includes LED indicators and edge connector interface. Gently used with minor wear from previous service. Some dust and light age-related wear on components. Pins may show minor oxidation. May or may not be functional. Treat as core. Worked when removed. A solid find for vintage industrial electronics repair or collection. MC6821P chips are increasingly hard to source on working boards like this.