32k RAM 1 x 40 pin RA Header 1 x 28 pin wide DIL socket 2 x 14 pin narrow DIL socket 1 x 74LS32 1 x 74LS04 1 x 62256 RAM 3 x 100nf capacitors 64k RAM Standard Bus 1 x 40 pin RA Header 2 x 28 pin wide DIL socket 3 x 14 pin narrow DIL socket 2 x 74LS32 1 x 74LS04 2 x 62256 RAM 3 x 100nf capacitors 4 x 3 pin header 4 x jumper 64k RAM Enhanced Bus 1 x 2x40 pin RA Header 2 x 28 pin wide DIL socket 3 x 14 pin narrow DIL socket 2 x 74LS32 1 x 74LS04 2 x 62256 RAM 3 x 100nf capacitors 4 x 3 pin header 4 x jumper