如果妳手頭有TDA2030A功放模塊,可以參考這裏的電路圖/i?tn = baiduimage & ampct=201326592。cl = 2 & amplm=-1。fr = & ampsf=1。fmq = & amppv = & ampic=0。z = & ampse = 1 & amp;showtab = 0 & ampfb = 0 & amp寬度= & amp高度= & ampface = 0 & ampistype = 2 & ampB7 % C5 % B5 % E7 % C2 % B7 % CD % BC & amp;s=0