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로그 주기 안테나 - 편집 역사
2026-04-05T19:07:55Z
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2026년 1월 22일 (목) 06:51에 Togotech님의 편집
2026-01-22T06:51:13Z
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<td colspan="2" style="background-color: #fff; color: #222; text-align: center;">2026년 1월 22일 (목) 06:51 판</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l65" >65번째 줄:</td>
<td colspan="2" class="diff-lineno">65번째 줄:</td></tr>
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<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></gallery></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><li> [[차폐율 측정]]</ins></div></td></tr>
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2026년 1월 13일 (화) 23:45에 Togotech님의 편집
2026-01-13T23:45:39Z
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<td colspan="2" style="background-color: #fff; color: #222; text-align: center;">2026년 1월 13일 (화) 23:45 판</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l16" >16번째 줄:</td>
<td colspan="2" class="diff-lineno">16번째 줄:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li>참조</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li>참조</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><ol></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><ol></div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><li> [[차폐<del class="diffchange diffchange-inline">]]</del></div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><li> [[차폐 <ins class="diffchange diffchange-inline">관련 문서</ins>]]</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del class="diffchange diffchange-inline"><li> [[EMC 니어필드 프루브</del>]]</div></td><td colspan="2"> </td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[실드 박스]]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[실드 박스]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[TEM cell]]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[TEM cell]]</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ol></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><li>참고</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><ol></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><li> [[EMC 니어필드 프루브]]</ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td></tr>
<tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l59" >59번째 줄:</td>
<td colspan="2" class="diff-lineno">62번째 줄:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></gallery></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></gallery></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><li>참고로 [[돔 천장 안테나]]</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><gallery></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">image:dome_ant01_009.png | 서로 마주보고, 통과 특성</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></gallery></ins></div></td></tr>
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Togotech: 새 문서: 로그 주기 안테나 <ol> <li> 전자부품 <ol> <li> 안테나 <ol> <li> 다이폴 안테나, 밸런스 안테나 <ol> <li> 로그 주기 안테나 - 이 페...
2025-12-14T03:53:59Z
<p>새 문서: 로그 주기 안테나 <ol> <li> <a href="/index.php/%EC%A0%84%EC%9E%90%EB%B6%80%ED%92%88" title="전자부품" data-bs-title="전자부품">전자부품</a> <ol> <li> <a href="/index.php/%EC%95%88%ED%85%8C%EB%82%98" title="안테나" data-bs-title="안테나">안테나</a> <ol> <li> <a href="/index.php/%EB%8B%A4%EC%9D%B4%ED%8F%B4_%EC%95%88%ED%85%8C%EB%82%98" title="다이폴 안테나" data-bs-title="다이폴_안테나">다이폴 안테나</a>, <a href="/index.php/%EB%B0%B8%EB%9F%B0%EC%8A%A4_%EC%95%88%ED%85%8C%EB%82%98" title="밸런스 안테나" data-bs-title="밸런스_안테나">밸런스 안테나</a> <ol> <li> <a href="/index.php/%EB%A1%9C%EA%B7%B8_%EC%A3%BC%EA%B8%B0_%EC%95%88%ED%85%8C%EB%82%98" title="로그 주기 안테나" data-bs-title="로그_주기_안테나">로그 주기 안테나</a> - 이 페...</p>
<p><b>새 문서</b></p><div>로그 주기 안테나<br />
<ol><br />
<li> [[전자부품]]<br />
<ol><br />
<li> [[안테나]]<br />
<ol><br />
<li> [[다이폴 안테나]], [[밸런스 안테나]]<br />
<ol><br />
<li> [[로그 주기 안테나]] - 이 페이지<br />
</ol><br />
<li>참조<br />
<ol><br />
<li> [[야기 안테나]]<br />
</ol><br />
</ol><br />
<li>참조<br />
<ol><br />
<li> [[차폐]]<br />
<li> [[EMC 니어필드 프루브]]<br />
<li> [[실드 박스]]<br />
<li> [[TEM cell]]<br />
</ol><br />
</ol><br />
<li>기술<br />
<ol><br />
<li>위키페디아, log-periodic antenna, https://en.wikipedia.org/wiki/Log-periodic_antenna<br />
<ol><br />
<li>log-periodic dipole array(LPDA)<br />
<li>야기 안테나와 LPDA 안테나<br />
<ol><br />
<li>야기 안테나는 소자를 추가하면 지향성 또는 이득이 증가한다.<br />
<li>LPDA 안테나는 소자를 추가하면 대역폭이 증가한다.<br />
</ol><br />
<li>소자는 주파수의 로그함수 간격으로 배치한다. 안테나의 대역폭은 가장 긴 소자와 가장 짧은 소자의 공진주파수 사이로 결정된다.<br />
</ol><br />
<li>Ultra Wideband(UWB) Log Periodic Antenna<br />
</ol><br />
<li>구입<br />
<ol><br />
<li>800MHz-6GHz, AliExpress에서 2025/12/13 2개를 12,480원에 구입함.<br />
<ol><br />
<li>190mmX150mm, 5W<br />
<li>사진<br />
<gallery><br />
image:lpda01_001.jpg<br />
image:lpda01_002.jpg<br />
image:lpda01_003.jpg<br />
</gallery><br />
<li>주파수 특성<br />
<ol><br />
<li>평가 방법<br />
<gallery><br />
image:lpda01_006.jpg<br />
</gallery><br />
<li>평가 결과<br />
<gallery><br />
image:lpda01_004.png | 2개의 반사 특성<br />
image:lpda01_005.png | 마주보고 통과 특성<br />
</gallery><br />
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</ol><br />
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