https://halldweb.jlab.org/wiki/index.php?title=Specification_for_pair_spectrometer_hodoscopes&feed=atom&action=history
Specification for pair spectrometer hodoscopes - Revision history
2024-03-28T14:42:07Z
Revision history for this page on the wiki
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https://halldweb.jlab.org/wiki/index.php?title=Specification_for_pair_spectrometer_hodoscopes&diff=7124&oldid=prev
Fklein at 15:56, 18 February 2008
2008-02-18T15:56:56Z
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<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 15:56, 18 February 2008</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Scintillator, light guides, and PMT are glued with optical cement.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Scintillator, light guides, and PMT are glued with optical cement.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; 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>Counter arrangement for Primex spectrometer (by Mike Zarecky) [[pair-counters.gif]]</div></td><td class='diff-marker'>+</td><td style="color:black; 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>Counter arrangement for Primex spectrometer (by Mike Zarecky) [[<ins class="diffchange diffchange-inline">Image:</ins>pair-counters.gif]]</div></td></tr>
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Fklein
https://halldweb.jlab.org/wiki/index.php?title=Specification_for_pair_spectrometer_hodoscopes&diff=7123&oldid=prev
Fklein at 15:56, 18 February 2008
2008-02-18T15:56:10Z
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<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 15:56, 18 February 2008</td>
</tr><tr><td colspan="2" class="diff-lineno">Line 7:</td>
<td colspan="2" class="diff-lineno">Line 7:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Hamamatsu R580-17 (with <mu>-metal shielding).</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Hamamatsu R580-17 (with <mu>-metal shielding).</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Scintillator, light guides, and PMT are glued with optical cement.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Scintillator, light guides, and PMT are glued with optical cement.</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; 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;"></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; 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;">Counter arrangement for Primex spectrometer (by Mike Zarecky) [[pair-counters.gif]]</ins></div></td></tr>
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Fklein
https://halldweb.jlab.org/wiki/index.php?title=Specification_for_pair_spectrometer_hodoscopes&diff=7122&oldid=prev
Fklein at 23:32, 16 February 2008
2008-02-16T23:32:46Z
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<td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 23:32, 16 February 2008</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-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>The following paragraphs describe the pair spectrometer hodoscope in Hall B (Primex spectrometer).</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>The following paragraphs describe the pair spectrometer hodoscope in Hall B (Primex spectrometer).</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; 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>Electrons and positrons produced in a thin converter foil and deflected in the 1.5Tm dipole magnet are momentum analyzed using a symmetric set of <del class="diffchange diffchange-inline">16 </del>scintillators on each side. The scintillators are positioned in two layers of <del class="diffchange diffchange-inline">8 </del>counters each allowing for front-back coincidences.</div></td><td class='diff-marker'>+</td><td style="color:black; 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>Electrons and positrons produced in a thin converter foil and deflected in the 1.5Tm dipole magnet are momentum analyzed using a symmetric set of <ins class="diffchange diffchange-inline">32 </ins>scintillators on each side. The scintillators are positioned in two layers of <ins class="diffchange diffchange-inline">16 </ins>counters each allowing for front-back coincidences.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* scintillator size:  </div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* scintillator size:  </div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>     front: 2.4 cm wide, 7.5 cm long, 0.5 cm thick  </div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>     front: 2.4 cm wide, 7.5 cm long, 0.5 cm thick  </div></td></tr>
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Fklein
https://halldweb.jlab.org/wiki/index.php?title=Specification_for_pair_spectrometer_hodoscopes&diff=7120&oldid=prev
Fklein at 23:28, 16 February 2008
2008-02-16T23:28:40Z
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<table class='diff diff-contentalign-left'>
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<td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 23:28, 16 February 2008</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="color:black; 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>The <del class="diffchange diffchange-inline">fist </del>paragraphs describe the pair spectrometer hodoscope in Hall B (Primex spectrometer).</div></td><td class='diff-marker'>+</td><td style="color:black; 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>The <ins class="diffchange diffchange-inline">following </ins>paragraphs describe the pair spectrometer hodoscope in Hall B (Primex spectrometer).</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Electrons and positrons produced in a thin converter foil and deflected in the 1.5Tm dipole magnet are momentum analyzed using a symmetric set of 16 scintillators on each side. The scintillators are positioned in two layers of 8 counters each allowing for front-back coincidences.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Electrons and positrons produced in a thin converter foil and deflected in the 1.5Tm dipole magnet are momentum analyzed using a symmetric set of 16 scintillators on each side. The scintillators are positioned in two layers of 8 counters each allowing for front-back coincidences.</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; 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;">* scintillator size: </ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; 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;">    front: 2.4 cm wide, 7.5 cm long, 0.5 cm thick </ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; 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;">    back: 3.9 cm wide, 9.3 cm long, 2.0 cm thick</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; 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;">* PMTs: front: Hamamatsu R6427, back:</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; 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;">Hamamatsu R580-17 (with <mu>-metal shielding).</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; 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;">* Scintillator, light guides, and PMT are glued with optical cement.</ins></div></td></tr>
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Fklein
https://halldweb.jlab.org/wiki/index.php?title=Specification_for_pair_spectrometer_hodoscopes&diff=7118&oldid=prev
Fklein at 22:44, 16 February 2008
2008-02-16T22:44:18Z
<p></p>
<p><b>New page</b></p><div>The fist paragraphs describe the pair spectrometer hodoscope in Hall B (Primex spectrometer).<br />
Electrons and positrons produced in a thin converter foil and deflected in the 1.5Tm dipole magnet are momentum analyzed using a symmetric set of 16 scintillators on each side. The scintillators are positioned in two layers of 8 counters each allowing for front-back coincidences.</div>
Fklein