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주파수온도계수 - 편집 역사
2026-04-26T06:47:50Z
이 문서의 편집 역사
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2025년 11월 29일 (토) 04:55에 Togotech님의 편집
2025-11-29T04:55:23Z
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<td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← 이전 판</td>
<td colspan="2" style="background-color: #fff; color: #222; text-align: center;">2025년 11월 29일 (토) 04:55 판</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l12" >12번째 줄:</td>
<td colspan="2" class="diff-lineno">12번째 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> [[QCM 온도특성]]</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> [[QCM 온도특성]]</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> [[소성 압전체 온도특성]]</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>
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2025년 11월 29일 (토) 04:24에 Togotech님의 편집
2025-11-29T04:24:49Z
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<table class="diff diff-contentalign-left" data-mw="interface">
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<td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← 이전 판</td>
<td colspan="2" style="background-color: #fff; color: #222; text-align: center;">2025년 11월 29일 (토) 04:24 판</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l3" >3번째 줄:</td>
<td colspan="2" class="diff-lineno">3번째 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> [[전자부품]]</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> [[전자부품]]</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> [[<del class="diffchange diffchange-inline">SAW대문</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> [[<ins class="diffchange diffchange-inline">SAW기술</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="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> [[<del class="diffchange diffchange-inline">SAW기술</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> [[<ins class="diffchange diffchange-inline">주파수온도계수</ins>]] <ins class="diffchange diffchange-inline">TCF - 이 페이지</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="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> [[<del class="diffchange diffchange-inline">주파수온도계수</del>]] - <del class="diffchange diffchange-inline">이 페이지</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> [[<ins class="diffchange diffchange-inline">DG60KE0 온도특성</ins>]] - <ins class="diffchange diffchange-inline">가장 정확히 실험한 예</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 class="diffchange diffchange-inline"><li> [[수정공진기 온도특성]]</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="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> [[<del class="diffchange diffchange-inline">Xtal </del>온도특성]]</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> [[<ins class="diffchange diffchange-inline">QCM </ins>온도특성]]</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-l57" >57번째 줄:</td>
<td colspan="2" class="diff-lineno">58번째 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></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 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> [[DG60KE0 <del class="diffchange diffchange-inline">SAW RF필터</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> [[DG60KE0 <ins class="diffchange diffchange-inline">온도특성</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"><ol></del></div></td><td colspan="2"> </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>가열 및 냉각 방법</del></div></td><td colspan="2"> </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"><ol></del></div></td><td colspan="2"> </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>가열: [[열수축 튜브]]용 [[열풍기]]</del></div></td><td colspan="2"> </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>냉각: [[냉매]], Electrolube FRE Freezer Spray를 PCB 뒷면에 뿌려서</del></div></td><td colspan="2"> </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"></ol></del></div></td><td colspan="2"> </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> [[주파수온도계수]]에 의한 중심주파수 차이가 약 12MHz이다. 12/1960=6100ppm이다. TCF가 -30ppm이라면 약 200도 차이를 발생시킨 것이다.</del></div></td><td colspan="2"> </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"><gallery></del></div></td><td colspan="2"> </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">image:filter_test04_013.png</del></div></td><td colspan="2"> </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">image:filter_test04_013_001.png</del></div></td><td colspan="2"> </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"></gallery></del></div></td><td colspan="2"> </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"></ol></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> [[과불소화 액체]] 속에 넣어서</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> [[과불소화 액체]] 속에 넣어서</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> [[SAW<del class="diffchange diffchange-inline">-핸드폰DPX</del>]]에서</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> [[SAW <ins class="diffchange diffchange-inline">듀플렉서</ins>]]에서</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><li>시료 설명</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>시료 설명</div></td></tr>
<tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l103" >103번째 줄:</td>
<td colspan="2" class="diff-lineno">92번째 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>실험 방법</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>실험 방법</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><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="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>image:redmi_note4x_189_008.jpg | 별도의 K타입 <del class="diffchange diffchange-inline">열전대로 </del>온도 측정 문제점을 체크함</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>image:redmi_note4x_189_008.jpg | 별도의 K타입 <ins class="diffchange diffchange-inline">[[열전쌍]] 온도센서로 </ins>온도 측정 문제점을 체크함</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>image:redmi_note4x_189_009.jpg | 50도 미만에서 선풍기로 온도를 더 빨리 내림</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>image:redmi_note4x_189_009.jpg | 50도 미만에서 선풍기로 온도를 더 빨리 내림</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></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="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><del class="diffchange diffchange-inline">5071C 네트워크분석기에서 </del>주파수 값과 3478A DMM에서 R 읽어 온도 환산 프로그램 [[tcf-ibw.txt]]</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> <ins class="diffchange diffchange-inline">[[Agilent E5071C 네트워크분석기]]에서 </ins>주파수 값과 3478A DMM에서 R 읽어 온도 환산 프로그램 [[tcf-ibw.txt]]</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>첫번째 실험 엑셀 데이터  </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>첫번째 실험 엑셀 데이터  </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><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>
</table>
Togotech
https://www.togotech.co.kr/index.php?title=%EC%A3%BC%ED%8C%8C%EC%88%98%EC%98%A8%EB%8F%84%EA%B3%84%EC%88%98&diff=75864&oldid=prev
Togotech: 새 문서: 주파수온도계수 <ol> <li> 전자부품 <ol> <li> SAW대문 <ol> <li> SAW기술 <ol> <li> 주파수온도계수 - 이 페이지 <ol> <li> Xtal 온도특성 </...
2024-07-05T13:12:48Z
<p>새 문서: 주파수온도계수 <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/SAW%EB%8C%80%EB%AC%B8" class="mw-redirect" title="SAW대문" data-bs-title="SAW대문">SAW대문</a> <ol> <li> <a href="/index.php/SAW%EA%B8%B0%EC%88%A0" title="SAW기술" data-bs-title="SAW기술">SAW기술</a> <ol> <li> <a href="/index.php/%EC%A3%BC%ED%8C%8C%EC%88%98%EC%98%A8%EB%8F%84%EA%B3%84%EC%88%98" title="주파수온도계수" data-bs-title="주파수온도계수">주파수온도계수</a> - 이 페이지 <ol> <li> <a href="/index.php/Xtal_%EC%98%A8%EB%8F%84%ED%8A%B9%EC%84%B1" class="mw-redirect" title="Xtal 온도특성" data-bs-title="Xtal_온도특성">Xtal 온도특성</a> </...</p>
<p><b>새 문서</b></p><div>주파수온도계수<br />
<ol><br />
<li> [[전자부품]]<br />
<ol><br />
<li> [[SAW대문]]<br />
<ol><br />
<li> [[SAW기술]]<br />
<ol><br />
<li> [[주파수온도계수]] - 이 페이지<br />
<ol><br />
<li> [[Xtal 온도특성]]<br />
</ol><br />
</ol><br />
</ol><br />
<li>참조<br />
<ol><br />
<li> [[저항온도계수]] TCR<br />
<li> [[용량온도계수]] TCC<br />
</ol><br />
<li>참조<br />
<ol><br />
<li> [[저항전압계수]] VCR<br />
</ol><br />
</ol><br />
<li>주파수온도계수; TCF<br />
<li> [[SMR]] 필터에서<br />
<ol><br />
<li>Triquint, 80C 마킹, LTE Band 40(2350MHz, TDD)용이다. TDD이므로 Rx/Tx 신호가 시간차이를 두고 지나간다.<br />
<ol><br />
<li>실내 온도 변화 약 2도씨 차이에서<br />
<ol><br />
<li>온도 특성 실험<br />
<gallery><br />
image:redmi_note4x_094_001_001.jpg | 허공에 띄워서<br />
image:redmi_note4x_094_001_002.png | 이 때 측정되는 그래프(peak 추적을 하면서)<br />
image:redmi_note4x_094_001_003.jpg | Pt100오옴 센서를 근처로<br />
</gallery><br />
<li>주파수 온도 특성, 엑셀 데이터 <br />
<gallery><br />
image:redmi_note4x_094_001_004.png | 백금온도센서 저항값은 에어콘 가동에 잡음이 유도된다.(?)<br />
image:redmi_note4x_094_001_005.png | 백금온도센서와 필터는 같은 속도로 반응한다.<br />
image:redmi_note4x_094_001_006.png | -20ppm/'C로 계산된다.<br />
</gallery><br />
<li>밤새 주파수 온도 특성<br />
<gallery><br />
image:redmi_note4x_094_001_007.png | 17시간 사무실 온도변화<br />
image:redmi_note4x_094_001_008.png | 온도와 주파수변화 - 주파수는 +드리프트가 생긴다.<br />
image:redmi_note4x_094_001_009.png | 12시간동안 +30ppm 드리프트가 생긴다. (납땜 스트레스?)<br />
</gallery><br />
</ol><br />
<li>[[냉매]] 및 열풍기를 사용하여 약 120도씨 온도차이를 5분 이내에 발생시키는 시험에서<br />
<gallery><br />
image:redmi_note4x_094_001_010.jpg | 냉매로 얼리면<br />
image:redmi_note4x_094_001_011.png | 시간에 따른 온도 및 주파수<br />
image:redmi_note4x_094_001_012.png | 온도에 따른 주파수변화. 얼린 후 온도가 올라가면 물방울이 생겨 주파수특성에 영향을 준다.<br />
</gallery><br />
</ol><br />
</ol><br />
<li> [[DG60KE0 SAW RF필터]]<br />
<ol><br />
<li>가열 및 냉각 방법<br />
<ol><br />
<li>가열: [[열수축 튜브]]용 [[열풍기]]<br />
<li>냉각: [[냉매]], Electrolube FRE Freezer Spray를 PCB 뒷면에 뿌려서<br />
</ol><br />
<li> [[주파수온도계수]]에 의한 중심주파수 차이가 약 12MHz이다. 12/1960=6100ppm이다. TCF가 -30ppm이라면 약 200도 차이를 발생시킨 것이다.<br />
<gallery><br />
image:filter_test04_013.png<br />
image:filter_test04_013_001.png<br />
</gallery><br />
</ol><br />
<li> [[과불소화 액체]] 속에 넣어서<br />
<ol><br />
<li> [[SAW-핸드폰DPX]]에서<br />
<ol><br />
<li>시료 설명<br />
<ol><br />
<li>2017.02 출시 샤오미 [[Redmi Note 4X]] 스마트폰에서, 7개 사용하는데, 그 중에서 Taiyo Yuden 5개를 사용하는데, 1개는 FBAR+SAW조합, 1개는 [[사파이어]]접합, 3개는 일반 SAW 필터이다.<br />
<li>701, LTE Band7 Tx:2535MHz, Rx:2655MHz<br />
<ol><br />
<li>주파수 파형. Tx/Rx 파형 중에서 Tx 파형을 측정하였다.<br />
<gallery><br />
image:redmi_note4x_189.png | 2535MHz<br />
</gallery><br />
</ol><br />
</ol><br />
<li>치구 준비<br />
<gallery><br />
image:redmi_note4x_189_001.jpg | 정확한 주파수 특성 그래프를 위해서 접지 납땜을 추가함<br />
</gallery><br />
<li>가열 냄비 준비<br />
<gallery><br />
image:redmi_note4x_189_002.jpg<br />
image:redmi_note4x_189_003.jpg<br />
</gallery><br />
<li>[[과불소화 액체]]는 Solvay Solexis회사의 GALDEN D03 제품(비점 190도, 유전율 2.1, 유전손실 0.0002)을 부었다.<br />
<gallery><br />
image:redmi_note4x_189_004.jpg | Fluorinert 액체를 부어도 파형에는 큰 변화가 없다.<br />
image:redmi_note4x_189_005.jpg | 온도센서를 설치하고 Fluorinert를 부은 후,<br />
image:redmi_note4x_189_006.jpg<br />
image:redmi_note4x_189_007.jpg | 온도센서는 DMM저항값으로 읽어드림<br />
</gallery><br />
<li>실험 방법<br />
<gallery><br />
image:redmi_note4x_189_008.jpg | 별도의 K타입 열전대로 온도 측정 문제점을 체크함<br />
image:redmi_note4x_189_009.jpg | 50도 미만에서 선풍기로 온도를 더 빨리 내림<br />
</gallery><br />
<li>5071C 네트워크분석기에서 주파수 값과 3478A DMM에서 R 읽어 온도 환산 프로그램 [[tcf-ibw.txt]]<br />
<li>첫번째 실험 엑셀 데이터 <br />
<gallery><br />
image:redmi_note4x_189_010.png | 온도프로파일, 약 1시간 소요<br />
image:redmi_note4x_189_011.png | 피크이득<br />
image:redmi_note4x_189_012.png | -10dB 중심주파수<br />
image:redmi_note4x_189_013.png | -30ppm 온도계수를 갖는다.<br />
image:redmi_note4x_189_014.png | 대역폭<br />
</gallery><br />
<li>Tx필터 온도 특성 실험-2, 첫실험이 성공이어서 온도를 더 높게 빠르게 올림<br />
<ol><br />
<li>30와 130도씨에서 특성 그래프 비교<br />
<gallery><br />
image:redmi_note4x_189_015.png<br />
</gallery><br />
<li>그래프<br />
<gallery><br />
image:redmi_note4x_189_016.png | 30~130도씨 온도프로파일, 약 50분 소요<br />
image:redmi_note4x_189_017.png | 피크이득<br />
image:redmi_note4x_189_018.png | -10dB 중심주파수<br />
image:redmi_note4x_189_019.png | -33ppm 온도계수를 갖는다.<br />
image:redmi_note4x_189_020.png | 대역폭<br />
</gallery><br />
<li>사용된 액체 부피가 작고, 수위가 낮아 온도 편차가 크다. 그러므로 빠른 온도 상승에서는 액체를 순환시켜야(저어야)겠다.<br />
</ol><br />
</ol><br />
</ol><br />
</ol></div>
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