之前提過我在Matters出了一篇舊文章把自己D.I.Y.失敗的醜事自揭出來之後,得到 果本韭@chenchenc01234 仗義出手相助， 主動提出幫我重新焊接。我當然是求之不得，立即就把兩套零件；一套全新的和一套已經被我弄壞了的，再加上一些自己沒有信心焊接的LED板都速遞了給果本韭兄。

After I successfully soldered all the resistors and capacitors, I then soldered about a dozen of LEDs. >後來我又焊接了大約一打左右的LED.After those few...

This incident happened about 2 years ago. While I was shopping for electronics on Tao Bao, I came across a music audio spectrum indicator wh...