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2021/02/22 (Monday)

Previous Day

  • Lab in-person: Derek
  • Virtual partner: Matt
Status Run 74 in progress.
Setup: DIB1/2+acc → SL 41/43 → 3.2 MHz filters → cables 2/3 → nothing/motor_board+HV_board → DCRC50(3)/55(1). No lead/poly shield.
1445 Derek arrives in lab.
1429 MB = 56.9%
1455 Tower/MC/Coldplate = 113/30.8/184 mK, Still = 1.42 K / 0.130 mbar / 0 mW, G1/G2= 160/167 mbar, 1K Pot = 1.67 K / 36±2 mbar.
1500 Fill LN2 cold trap bath
1511 Start 8min series of +5V data(Apply bias ~1 minute after starting series), with 1000 beginning randoms, no trigger, 5 Hz in-run randoms, with 1.6384 ms pulses (8192 length) and 400 us prepulse (500 length).
1514 Set bias to 5V.
1520 Begin a 30 second Flash. Tower temperature max = 0.34 K.
1530 Derek Leaves Lab.

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