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2024/08/07 (Wednesday)

Previous Day

  • Lab in-personnel: Himangshu
1000 IVC failed overnight.
1015 Connected turbo from Mike and connected to IVC. Pumping shows value 2.5e-2 mbar and stable
1020 This might be a leaking at the indium seal which is not letting it go lower than that
1130 Replace indium seal again . Asking Zach to do the seal this time
Detector: S104 Stripline 41
SC: none *293 K*
Face: 5 Date 07/22/2024
SQUET: ZC-70 Cable 2
Signal Pos. lead Gnd lead Nominal Actual Chassis
(Gnd lead)
Nominal:
< 0.1 nS
SQUID bias A/Ret 4 20 3 - 5 k – k OK
SQUID bias B/Ret 19 34 4.263 k OK
SQUID bias C/Ret 8 24 4.542 k OK
SQUID bias D/Ret 23 39 5.047 k OK
Feedback A/Ret 37 21 15 - 25 k – k OK
Feedback B/Ret 2 18 25.32 k OK
Feedback C/Ret 41 25 28.02 k OK
Feedback D/Ret 22 6 34.07 k OK
QET A/Ret 3 1, 13, 14, 17, 32 60 - 80 OL, 101.4 ,OL, OL, OL NOT OK
QET B/Ret 35 29, 33, 47, 48 81.2, 81.6, OL, OL OK
QET C/Ret 7 5, 9, 10, 28 104.5, 84.1, OL, OL OK
QET D/Ret 38 36, 40, 43, 44 83.8, 84.5, OL, OL OK
QET A/QET B 3 35 1000-3000 open
QET A/QET C 3 7 open
QET A/QET D 3 38 open
QET B/QET C 35 7 5.9K
QET B/QET D 35 38 open
QET C/QET D 7 38 open
LED 1 chassis 42 1.0 - 1.1 V 1.106
LED 2 chassis 26 1.233
Motor Coil X1 169 186
Motor Coil X2 169 246
Motor Coil Y1 169 229
Motor Coil Y2 169 193
Xendstop 1k -
Yendstop 1k 32
1410 Electrical check of ZC-13 after connecting to Stripline 43 on Tower Face 2 on Cable 3
Detector: S104 Stripline 43
SC: none 293 K
Face: 2 Date 07/22/2024
SQUET: ZC-13 Cable 3
Signal Pos. lead Gnd lead Nominal Actual Chassis
(Gnd lead)
Nominal:
< 0.1 nS
SQUID bias A/Ret 4 20 3 - 5 k 4.580 k OK
SQUID bias B/Ret 19 34 4.832 k OK
SQUID bias C/Ret 8 24 – k OK
SQUID bias D/Ret 23 39 4.890 k NOT OK
Feedback A/Ret 37 21 15 - 25 k 18.76 k OK
Feedback B/Ret 2 18 19.82 k OK
Feedback C/Ret 41 25 – k OK
Feedback D/Ret 22 6 20.57 k OK
QET A/Ret 3 1, 13, 14, 17, 32 60 - 80 158, 74, 69,70, 76 OK
QET B/Ret 35 29, 33, 47, 48 75, 75, 96, 75 OK
QET C/Ret 7 5, 9, 10, 28 108, 80, 61, 69 OK
QET D/Ret 38 36, 40, 43, 44 90, 76, 76, 76 OK
QET A/QET B 3 35 1000-3000 open
QET A/QET C 3 7 open
QET A/QET D 3 38 open
QET B/QET C 35 7 open
QET B/QET D 35 38 open
QET C/QET D 7 38 open
1420 Electrical check of ZC-31 after connecting to Stripline 48 on Tower Face 3 on Cable 1
Detector: S104 Stripline 48
SC: none 77 K
Face: 3 Date 01/24/2024
SQUET: ZC-31 Cable 1
Signal Pos. lead Gnd lead Nominal Actual Chassis
(Gnd lead)
Nominal:
< 0.1 nS
SQUID bias A/Ret 4 20 3 - 5 k 4.21 k OK
SQUID bias B/Ret 19 34 4.03 k OK
SQUID bias C/Ret 8 24 4.48 k OK
SQUID bias D/Ret 23 39 4.12 k OK
Feedback A/Ret 37 21 15 - 25 k 26 k OK
Feedback B/Ret 2 18 26 k OK
Feedback C/Ret 41 25 27 k OK
Feedback D/Ret 22 6 26 k OK
QET A/Ret 3 1, 13, 14, 17, 32 60 - 80 141, 68,62, 62, 70 OK
QET B/Ret 35 29, 33, 47, 48 67, 67, 93, 67 OK
QET C/Ret 7 5, 9, 10, 28 104, 71, 55, 55 OK
QET D/Ret 38 36, 40, 43, 44 72,73, 72, 73 OK
QET A/QET B 3 35 1000-3000 open
QET A/QET C 3 7 open
QET A/QET D 3 38 open
QET B/QET C 35 7 open
QET B/QET D 35 38 open
QET C/QET D 7 38 6.11k

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