設為首頁收藏本站跳轉到中華業餘無線電研究會網站

 找回密碼
 立即註冊
搜索
VR2GY 討論區»討論區 › 通告版 › CQ 旅行及學習班 › 50MHz高靈敏度接收機制作班
1234567
返回列表 發新帖
樓主: VR2GY

50MHz高靈敏度接收機制作班

[複製鏈接]
VR2GY
 樓主| 發表於 8-2-2008 21:38:17 | 顯示全部樓層

50MHz高靈敏度接收機制作

<p class="MsoNormal" style="line-height: 125%;"><b style=""><span style="font-size: 20pt; line-height: 125%; font-family: 全真中黑體; color: red;" lang="EN-US">50MHz</span></b><b style=""><span style="font-size: 20pt; line-height: 125%; font-family: 細明體; color: red;">高靈敏度接收機制作</span></b><b style=""><span style="font-size: 20pt; line-height: 125%; font-family: 全真中黑體; color: red;" lang="EN-US"><o:p></o:p></span></b></p>

<p class="MsoNormal" style="text-indent: 32.05pt; line-height: 125%;"><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">在相同條件下，</span></b><st1:chmetcnv unitname="米" sourcevalue="6" hasspace="False" negative="False" numbertype="1" tcsc="0" w:st="on"><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">6</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">米</span></b></st1:chmetcnv><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">波的通信距離多於</span></b><st1:chmetcnv unitname="米" sourcevalue="2" hasspace="False" negative="False" numbertype="1" tcsc="0" w:st="on"><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">2</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">米</span></b></st1:chmetcnv><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">波</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">1.5</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">倍以上，而市售之</span></b><st1:chmetcnv unitname="米" sourcevalue="6" hasspace="True" negative="False" numbertype="1" tcsc="0" w:st="on"><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">6 </span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">米</span></b></st1:chmetcnv><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">波機器較少及價格較貴，故特舉辦下列</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">DIY</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">班供有興趣者進行制作．</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><o:p></o:p></span></b></p>

<p class="MsoNormal" style="line-height: 125%;"><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: red;">內容</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 全真中黑體; color: red;" lang="EN-US"><o:p></o:p></span></b></p>

<p class="a" style="text-align: justify; text-indent: -24pt; line-height: 125%;"><!--[if !supportLists]--><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><span style="">1.<span style="font-family: &quot;Times New Roman&quot;; font-style: normal; font-variant: normal; font-weight: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-stretch: normal;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span></span></span></b><!--[endif]--><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">採用頻率變換方法，在</span></b><st1:chmetcnv unitname="m" sourcevalue="144" hasspace="False" negative="False" numbertype="1" tcsc="0" w:st="on"><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">144M</span></b></st1:chmetcnv><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">Hz</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">收發機中加入</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">DIY</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">電路，以接收</span></b><st1:chmetcnv unitname="m" sourcevalue="50" hasspace="False" negative="False" numbertype="1" tcsc="0" w:st="on"><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">50M</span></b></st1:chmetcnv><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">Hz FM</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">信號，使電路簡單易做</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">;<o:p></o:p></span></b></p>

<p class="a" style="text-align: justify; text-indent: -24pt; line-height: 125%;"><!--[if !supportLists]--><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><span style="">2.<span style="font-family: &quot;Times New Roman&quot;; font-style: normal; font-variant: normal; font-weight: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-stretch: normal;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span></span></span></b><!--[endif]--><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">只需用</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">3xx</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">元的國產</span></b><st1:chmetcnv unitname="米" sourcevalue="2" hasspace="False" negative="False" numbertype="1" tcsc="0" w:st="on"><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">2</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">米</span></b></st1:chmetcnv><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">波機，就可接收到完整</span></b><st1:chmetcnv unitname="米" sourcevalue="6" hasspace="False" negative="False" numbertype="1" tcsc="0" w:st="on"><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">6</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">米</span></b></st1:chmetcnv><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">波段信號，而靈敏度不會劣於</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">VX7R</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">等貴價機</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">;<o:p></o:p></span></b></p>

<p class="a" style="text-align: justify; text-indent: -24pt; line-height: 125%;"><!--[if !supportLists]--><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><span style="">3.<span style="font-family: &quot;Times New Roman&quot;; font-style: normal; font-variant: normal; font-weight: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-stretch: normal;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span></span></span></b><!--[endif]--><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">DIY</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">程度極高，並借出大部份配件供實習，保證成功（</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">需收取配件損耗費</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">）</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">;<o:p></o:p></span></b></p>

<p class="a" style="text-align: justify; text-indent: -24pt; line-height: 125%;"><!--[if !supportLists]--><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><span style="">4.<span style="font-family: &quot;Times New Roman&quot;; font-style: normal; font-variant: normal; font-weight: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-stretch: normal;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span></span></span></b><!--[endif]--><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">實戰通信</span></b><st1:chmetcnv unitname="米" sourcevalue="6" hasspace="False" negative="False" numbertype="1" tcsc="0" w:st="on"><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">6</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">米</span></b></st1:chmetcnv><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">波</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">;<o:p></o:p></span></b></p>

<p class="a" style="text-align: justify; text-indent: -24pt; line-height: 125%;"><!--[if !supportLists]--><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><span style="">5.<span style="font-family: &quot;Times New Roman&quot;; font-style: normal; font-variant: normal; font-weight: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-stretch: normal;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span></span></span></b><!--[endif]--><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">採用高級儀器調校本電路</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">,</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">以達到最佳效果</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US">.<o:p></o:p></span></b></p>

<p class="MsoNormal" style="line-height: 125%;"><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體;">（注：自備電烙鐵及裝機工具等）</span></b><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><o:p></o:p></span></b></p>

<p class="MsoNormal" style="line-height: 125%;"><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">課</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US"><span style="">&nbsp;&nbsp;&nbsp; </span></span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">程：全期</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US">4</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">課</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US"><span style="">&nbsp;&nbsp;&nbsp; </span></span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">每課</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US">2.5</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">小時</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US"><o:p></o:p></span></b></p>

<p class="MsoNormal" style="line-height: 125%;"><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">研究費用：非會員：每期港幣</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US">300</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">元</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;"> </span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">　會員：</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US">270</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">元</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US"><o:p></o:p></span></b></p>

<p class="MsoNormal" style="line-height: 125%;"><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">開課日期：</span></b><st1:chsdate year="2008" month="2" day="19" islunardate="False" isrocdate="False" w:st="on"><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US">2008</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">年</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US">2</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">月</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US">19</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">日</span></b></st1:chsdate><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US"><o:p></o:p></span></b></p>

<p class="MsoNormal" style="line-height: 125%;"><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">上課時間：逢星期三　晚上</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US">7:30</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; font-family: 細明體; color: green;">－</span></b><b style=""><span style="font-size: 16pt; line-height: 125%; color: green;" lang="EN-US">10:00<o:p></o:p></span></b></p>
回復

舉報

VR2GY
 樓主| 發表於 10-2-2008 00:39:50 | 顯示全部樓層
1
005.JPG
回復

舉報

VR2GY
 樓主| 發表於 11-2-2008 21:23:52 | 顯示全部樓層
1<br>
004.JPG
回復

舉報

VR2GY
 樓主| 發表於 12-2-2008 01:01:48 | 顯示全部樓層
1<br>
006.JPG
回復

舉報

VR2GY
 樓主| 發表於 12-2-2008 14:20:34 | 顯示全部樓層
1
007.JPG
回復

舉報

VR2GY
 樓主| 發表於 13-2-2008 01:01:30 | 顯示全部樓層
1
02-07-2005 10-20-59.JPG
回復

舉報

VR2GY
 樓主| 發表於 14-2-2008 02:06:24 | 顯示全部樓層
<p class="MsoNormal" style=""><span style="font-size: 24pt; font-family: 新細明體;">左點擊</span><span style="font-family: 新細明體;" lang="EN-US"><br>
</span><span style="font-size: 24pt; font-family: 新細明體;">圖片</span><span style="font-family: 新細明體;" lang="EN-US"><br>
</span><span style="font-size: 24pt; font-family: 新細明體;">就睇清&#21874;</span><span style="font-family: 新細明體;" lang="EN-US"><o:p></o:p></span></p>
1 000.jpg
回復

舉報

1234567
返回列表 發新帖
高級模式
B Color Image Link Quote Code Smilies
您需要登錄後才可以回帖 登錄 | 立即註冊

本版積分規則

中華業餘無線電研究會 - 業餘無線電考試（筆試）班

手機版|小黑屋|存檔|VR2GY 網站

GMT+8, 1-5-2024 16:42 , Processed in 0.037711 second(s), 18 queries , Gzip On.

本討論區基於 Discuz! X3.5

版權所有 © 2005-2024 VR2GY.com，保留一切權利


重要聲明：本討論區是以即時上載留言的方式運作，VR2GY.com 對所有留言的真實性、完整性及立場等，不負任何法律責任。而一切留言之言論只代表留言者個人意見，並非本網站之立場，讀者及用戶不應信賴內容，並應自行判斷內容之真實性。於有關情形下，讀者及用戶應尋求專業意見（如涉及醫療、法律或投資等問題）。 由於本討論區受到「即時上載留言」運作方式所規限，故不能完全監察所有留言，若讀者及用戶發現有留言出現問題，請聯絡我們。VR2GY.com 有權刪除任何留言及拒絕任何人士上載留言（刪除前或不會作事先警告及通知），同時亦有不刪除留言的權利，如有任何爭議，管理員擁有最終的詮釋權。用戶切勿撰寫粗言穢語、誹謗、渲染色情暴力或人身攻擊的言論，敬請自律。本網站保留一切法律權利。

快速回復 返回頂部 返回列表