When Thermistor TH1 turns into hot, it provides matlab low resistance route to extend effective voltage to matlab programming base of transistor Q1 via diode D2 and resistor R3. Capacitor C1 costs up to matlab programming valuable voltage and increases matlab programming on time of alarm. The higher matlab programming value of capacitor C1, matlab programming higher matlab programming forward voltage applied to matlab programming base of transistor Q1. Since matlab programming collector of transistor Q1 is connected to matlab programming base of transistor Q2, transistor Q2 adds effective voltage to reset pin 4 of IC1. R5 is used such that IC1 remains inactive in matlab programming absence of beneficial voltage. D2 stops discharging of capacitor C1 when matlab programming Thermistor connected to matlab programming positive supply cools down and provides matlab high resistance 10k path. It could be Gaussian or gamma, but as long as matlab programming numbers do not correlate in matlab programming series matlab programming noise will be white. White noise simply means that matlab programming sequence of samples are uncorrelated with zero mean and finite variance. There is no restriction on matlab programming distribution from which matlab programming samples are drawn. Now if matlab programming samples happen to be drawn from matlab Normal distribution, you have matlab special sort of white noise called Gaussian white noise. site design / logo rev 2020. 12.