http://www.terasic.com.tw/wiki/index.php?action=history&feed=atom&title=%E3%80%8AADA%E8%BE%93%E5%87%BA%E5%B3%B0%E5%B3%B0%E5%80%BC%E4%B8%8D%E5%88%B02V%E3%80%8B 2026-05-27T20:30:48Z Revision history for this page on the wiki MediaWiki 1.16.5 http://www.terasic.com.tw/wiki/index.php?title=%E3%80%8AADA%E8%BE%93%E5%87%BA%E5%B3%B0%E5%B3%B0%E5%80%BC%E4%B8%8D%E5%88%B02V%E3%80%8B&diff=1319&oldid=prev 2017-11-24T09:42:32Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 09:42, 24 November 2017</td> </tr><tr><td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>Q:</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">'''</ins>Q<ins class="diffchange diffchange-inline">'''</ins>:<ins class="diffchange diffchange-inline">我用 125M 采样率输出 1.25MHz 频率的信号,DA输出峰峰值不到2V，什么原因？</ins></div></td></tr> <tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>A:</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&#160;</div></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">'''</ins>A<ins class="diffchange diffchange-inline">'''</ins>:<ins class="diffchange diffchange-inline">您设置的频率太低了， 建议将频率设置到六七十兆左右看看。</ins></div></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&#160;</div></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">请查看ADA子卡电路图，信号输出的时候有通过一个变压器，隔直把低频都滤掉了，靠近直流区间的信号会有所衰减。</ins></div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>[[ADA FAQ|back]]</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>[[ADA FAQ|back]]</div></td></tr> </table>

Dongliu http://www.terasic.com.tw/wiki/index.php?title=%E3%80%8AADA%E8%BE%93%E5%87%BA%E5%B3%B0%E5%B3%B0%E5%80%BC%E4%B8%8D%E5%88%B02V%E3%80%8B&diff=1318&oldid=prev 2017-11-24T09:40:32Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 09:40, 24 November 2017</td> </tr><tr><td colspan="2" class="diff-lineno">Line 2:</td> <td colspan="2" class="diff-lineno">Line 2:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>A:</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>A:</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>[[back]]</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>[[<ins class="diffchange diffchange-inline">ADA FAQ|</ins>back]]</div></td></tr> </table>

Dongliu http://www.terasic.com.tw/wiki/index.php?title=%E3%80%8AADA%E8%BE%93%E5%87%BA%E5%B3%B0%E5%B3%B0%E5%80%BC%E4%B8%8D%E5%88%B02V%E3%80%8B&diff=1317&oldid=prev 2017-11-24T09:40:04Z

<p>Created page with &quot;Q: A: <a href="/wiki/index.php?title=Back&amp;action=edit&amp;redlink=1" class="new" title="Back (page does not exist)">back</a>&quot;</p> <p><b>New page</b></p><div>Q:<br /> A:<br /> <br /> [[back]]</div>

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