作者查詢 / youwin0125
作者 youwin0125 在 PTT [ Electronics ] 看板的留言(推文), 共852則
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1F推:看來你要走電波組阿 還要設計MMIC ^^06/08 12:19
17F推:各位前輩好 m(_ _)m 受小弟一拜03/17 00:27
7F推:我也記得 電腦那端是 15V 電路板那端 看接收IC的偏壓03/10 08:36
3F推:受小弟一拜 m(_ _)m02/10 17:23
7F推:感謝樓上的分享 ^^02/03 10:48
1F推:音量會愈來愈小 關機一段時間後,音量又可以正常01/25 14:24
2F→:聽起來像是 power 推的功率不足 有大電容爆掉嗎01/25 14:25
3F→:還是transformer 的磁鐵沒磁性了01/25 14:25
4F→:繼電器連續跳動 聽起來像是 已經關掉了 結果又被打開01/25 14:26
5F→:可能開關部分的IC 還是繼電器有問題01/25 14:27
6F→:也有可能是過熱 散熱不足01/25 14:28
8F推:被發現我不知道什麼是變壓器了 ㄎㄎ01/25 16:46
2F推:就導線 abc 各開一個 測試點 量R1跟R2 看量的到量不到01/22 13:29
5F推:三用電錶就是量電阻就是給個小電壓源 測電流 計算01/22 14:03
6F→:電路本身 有電源 測起來一定會有變化01/22 14:04
7F→:不錯 三用電錶的內阻通常很大 以不影響被測量電路為主01/22 14:04
8F→:把電源斷開 直接用三用電錶 量電阻即可01/22 14:05
1F推:幫您把題目跟答案剪在一起 http://ppt.cc/f@gR01/16 11:55
2F→:題目的意思是 要你把電晶體操作 在距離三極體區1V遠的01/16 11:56
3F→:的位置01/16 11:56
8F推:razavi 的好很多 沒錯 smith 剛入門會一個兩個大01/16 11:44
1F推:就跟那個 8pin的指撥開關一樣 另一邊接3V即可01/13 22:37
2F→:總電源開關也用個普通的 斷路或短路的開關即可01/13 22:38
3F推:參考這個 http://ppt.cc/X2Nl01/13 22:44
4F推:http://entry.hit.edu.tw/~d904107/904107.ppt01/13 22:47