ocr: Typical Computer System Susceptibility 264 Sags 128 A1 typical compuier ocston Surges will exparianca 443 disruptive or destrudive power disturb- anas asch year. 36 Spikes 15V Outages Figuires based on 450 site-months of NPL power quiality study, data and compuiter design suscep ptibility levels of CBEMA.