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2020/10/05 (Monday)

Previous Day

  • Lab in-person: Zach
  • Virtual partner: Derek (slack)
Setup Run 73. DIB 1/3/4 → Stripline 43/48/41 → pi-filters 1/2/3 → Cable 3/1/2 → nothing/nothing/accessory_interposer → HV_Conn 1/3/2 → HV 1/2 → DCRCX(4)/DCRC55(1)-master; DCRC33(2) → HV control. DCRCs off. Lead/poly shield erected (4 lead walls, 2 poly walls).
Status Warming up to deal with clogged 1K Pot. Mixture in dump, helium in IVC. 1K Pot pumped out and isolated.
1220 Zach body temp = 98.4
1300 Zach arrives at lab.
1305 MC(Cernox) = 286.2 K.
1310 Turbo on CVJ = 10 nbar. With turbo valved out for a min, CJV = 0.19 ubar.
1337 Closed off CVJ
1345 Begin pumping on line to IVC with scroll pump, then open IVC to scroll pump.
1352 Switch to turbo on IVC.
1358 Turbo on IVC = 2.5 ubar.
1359 Zach leaves lab.

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