AIDA
GELINA
BRIKEN
nToF
CRIB
ISOLDE
CIRCE
nTOFCapture
DESPEC
DTAS
EDI_PSA
179Ta
CARME
StellarModelling
DCF
K40
CIRCE
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Fri Nov 7 06:44:11 2025
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<p> <table width="98%" align="center" cellspacing="1" style="border:1px solid #486090;"> <tbody> <tr> <td cellpadding="3px" style="background-color:#486090; font-weidht:bold; color:white;">Quote:</td></tr> <tr> <td cellpadding="10px" style="background-color:#FFFFB0;"><p>On 23/11/2018:</p> <p>10:15 started pumping down chamber with Ecodry 2</p> <p>RAL thresholds:</p> <ul> <li>First 4 RALs = 10mV</li> <li>5th RAL = 17mV</li> <li>6th RAL = 20mV</li> <li>7th and 8th RALs ECL disconnected</li> <li>9th - 16th RALs not in use (no near S2)</li> </ul> <p>10:30 pressures ~ 1mBar, opened T1600 backing valve, Turbos switched on</p> <p>10:35 pressures (mBar):</p> <ul> <li>TPU1 = 5.2e-5</li> <li>TPU2 = 6.4e-6</li> <li>TPD1 = 6.0e-6</li> <li>TPD2 = 8.7e-6</li> <li>CHUP = 2.3e-5</li> <li>CHDW = 5.5e-5</li> </ul> <p>Biased detectors: Far S2 bias = -130V, leak I = 1.54uA. Diode bias = -70V, leak I = 0.02uA.</p> <p>Replaced diode TFA, now using channel 4 on new TFA. Diode connected to 3rd ADC channel 16 (counting from 0)</p> <p>Started pulser only run</p> <ul> <li>Run # 181123111015</li> </ul> <p>Closed far S2 iris (82.5mm actuator setting). Set target ladder to blank 10mm target frame.</p> <p>Disconnected vacuum gauges located below chamber on same side as target ladder is mounted - noise improved</p> <p>Started pulser only run</p> <ul> <li>Run # 181123113237</li> </ul> <p> </p></td> </tr> </tbody> </table> </p><p> </p>
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