Cc bn vo a ch sau ti phn mm v 27Mb nn ko nh km c
http://www.circuitlake.com/soundcard-oscilloscope-software.html
Ng vo micro my tnh .ni vo u vo mch sau : 2 diode ghim in p <
0.7 ,t cch ly DC , phng khi h sound card .. u ra ca mch dng lm u d
Ch gii hn tn s n 100KHz
Ngoi ra ,bn dng ng ra loa lm my pht sng ,,,,c trong phn mm Bn
phi lm mch cch ly dng op-amp ..,khuch i t hiu ,nu mun Dng my pht
sng . Bn cch l mch m phng dao ng colpitt trong sch thy chintr 108 M
phng th chy m cm test board c bui ko chy ^_^ Lm mch dao ng cu wien
cng chn chy na !!!!!! Chc do sai s linh kin ,mnh lm linh kin thng
,ko phi linh kin c sai s nh ????? Bn no lm chy th bo anh em bit cho
zuiop-amp dng TL084 Ngoi nht to khong 3k thi !
Mt vi hnh nh : xem cho vui
V mnh lm mch dao ng ko chy nn nh ly tn s 50hz t b th ,kt qu cho
tn s kh chnh xc50hz=20ms M hm qua mnh lm hnh Sin m hm nay lm ko Sin
.-> nhiu ,cch bn ch lm dy cm vo micro l dy chng nhiu tt.nn ly
lun dy trong ci phone loi tt ,loi dy vi c g lin lc qua mail
[email protected]
