Quantity   Component name
1 × LM339 quad comparator https://www.eleccircuit.com/lm339-quad-comparator-ic-datasheet/
1 × Propeller activity board (can be used instead of professional board which is out of production) https://www.parallax.com/product/propeller-activity-board-wx/
1 × MicroNova Mercury FPGA https://www.micro-nova.com/mercury
1 × MicroNova Mercury base board https://www.micro-nova.com/mercury-baseboard
1 × Rosco m68k Video board (with V9958) https://www.tindie.com/products/rosco/v9958-video-board-for-rosco_m68k/