Component list Mark 8 IC's (For all the 74xx serie you can also use the LS types, so 74ls76 is the same as 7476, but don't use other types like HC or HCT etc) 7400 - 15x 7402 - 3x 7404 - 13x 74L04 - 3x (Just use 74ls04 if you cannot find it) 7410 - 2x 7420 - 1x 7442 - 5x 7474 - 2x 7475 - 10x 7476 - 3x 74123 - 2x 74193 - 4x 1101 - 8x ( optional 32x for a total of 1k memoryn) 8008 cpu - 1x 8263 - 2x 8267 - 2x Capacitors 33Pf - 1x ceramic 680pF - 1x ceramic 100nF - 23x ceramic 100uF 10v Elco - 1x (The original document states a 1uF 10V capacitor on the multiplexer board this must be a 100uF one) 100uF Elco - 1x Resistors all 0.25 Watts 220 ohm - 35x 560 ohm - 1x 1k ohm - 30x 1k8 ohm - 1x 10K ohm - 11x 22k ohm - 9x Leds Red 5mm leds - 34x Quartz 4 mhz - 1x Schwitches SPDT on/off switch - 11x SPDT momentary contact toggle switch - 6x Ic-sockets 14 pins - 39x 16 pins - 58x 18 pins - 1 x 24 pins - 2 x Other materials PCB - 7x Connectors for backplane and PCB's Several connectors for Top end side connections PCB's Power supply +5V, -9V Connecting wire Housing (but at least a front panel)