These are a series of articles pertaining to Williams (1980-1990) and Midway (1991-2001) hardware.
Classic Era (1980-1983)
Williams Sound Board Information
Williams Defender ROM Board Information
Williams Test Panel Information
Williams Power Supply & Transformer Information
Various Williams Classic Blunders
Williams/Midway Y-unit/T-unit Era (1990-1994)
Williams/Midway CVSD/ADPCM Sound Boards
Midway Seattle/Vegas Era (1997-2000)
NFL Blitz/Sportstation I-40 and Other Wiring Tips