.u tin th bn tim hiu v con scr v t tnh ngt ca n.!Nguyn l hot
ng:.Khi cm bin rung c rung ng(Cm bin rung bn trong cu to n gin ging
1 ci nt bm vy thui bn) th n s c dng i qua cu phn pR1,R2 lm c dng
kch cho chn G cua SCR hot ng > dng s i t vcc+ >> ti (ci h
vs led bo)>>Chn anot (SCR)>>Chn katot (SCR)>>Ngun
m. *v ng thi c dng i qua R3 np cho t in C1 (n s c bng cc ging trn
hnh minh v...Lc ny loa s kiu v led bo s sng..mak SCR tnh cht n b d
trng thi nn c dn hoi..mun ngt th ta nhn nut reset nt ny lm x in tch
Dng ln chn katot lm SCR ngng dn..( l trong nhng cch ngt SCR).Biu
tng cm xc smile
