Noise margin testing of the Apollo guidance computer (1966)
Rocchio, J. J · leaf 25
INPUTS FIGURE I - HALF OF A DUAL 3-IMPUT NOR GATE ZERO NOISE SIGNAL A/W t 'ONE MINIMUM NOISE VOLTAGE TO CHANGE STATE n v„ - on ONE SIGNAL NOISE o 1^ [1 vsA. 'zero MINIMUM NOISE VOLTAGE TO CHANGE STATE = V^ - off FIGURE 2 - LOGIC CIRCUIT NOISE MARGINS
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