50MHz高靈敏度接收機制作班
<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%;"><!----><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><span style="">1.<span style="font-family: "Times New Roman"; font-style: normal; font-variant: normal; font-weight: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-stretch: normal;">
</span></span></span></b><!----><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%;"><!----><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><span style="">2.<span style="font-family: "Times New Roman"; font-style: normal; font-variant: normal; font-weight: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-stretch: normal;">
</span></span></span></b><!----><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%;"><!----><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><span style="">3.<span style="font-family: "Times New Roman"; font-style: normal; font-variant: normal; font-weight: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-stretch: normal;">
</span></span></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;">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%;"><!----><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><span style="">4.<span style="font-family: "Times New Roman"; font-style: normal; font-variant: normal; font-weight: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-stretch: normal;">
</span></span></span></b><!----><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%;"><!----><b style=""><span style="font-size: 16pt; line-height: 125%;" lang="EN-US"><span style="">5.<span style="font-family: "Times New Roman"; font-style: normal; font-variant: normal; font-weight: normal; font-size: 7pt; line-height: normal; font-size-adjust: none; font-stretch: normal;">
</span></span></span></b><!----><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=""> </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=""> </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>
50MHz高靈敏度接收機制作
在相同條件下，6米波的通信距離多於2米波1.5倍以上，而市售之6 米波機器較少及價格較貴，故特舉辦下列DIY班供有興趣者進行制作．
內容
1. 採用頻率變換方法，在144MHz收發機中加入DIY電路，以接收50MHz FM信號，使電路簡單易做;
2. 只需用3xx元的國產2米波機，就可接收到完整6米波段信號，而靈敏度不會劣於VX7R等貴價機;
3. DIY程度極高，並借出大部份配件供實習，保證成功（需收取配件損耗費）;
4. 實戰通信6米波;
5. 採用高級儀器調校本電路,以達到最佳效果.
（注：自備電烙鐵及裝機工具等）
課 程：全期4課 每課2.5小時
研究費用：非會員：每期港幣300元 會員：270元
開課日期：2008年2月19日
上課時間：逢星期三 晚上7:30－10:00
