2010/06/11

11:15	Resistance check at 77K: OK

Cooldown checkout sheet (rev C SQUET)
Detector:	No detector		BH:
SC:	??		RT			LN
Face:	4		Date			Date	2010-06-11
SQUET:	ZC15		Who			Who	JZ
Signal	Pos. lead	Gnd lead	Nominal	Actual	Chassis	Nominal	Actual	Chassis
					(Gnd lead)			(Gnd lead)
					Nominal:			Nominal:
					< 0.1 nS			< 0.1 nS
Phonon
SQUID bias A/Ret	4	20	3 - 5 k			1 - 2 k	2	OK
SQUID bias B/Ret	19	34					1.7	OK
SQUID bias C/Ret	8	24					1.5	OK
SQUID bias D/Ret	23	39					1.5	OK

Feedback A/Ret	37	21	15 - 25 k			9 - 13 k	8.4	OK
Feedback B/Ret	2	18					7.4	OK
Feedback C/Ret	41	25					7	OK
Feedback D/Ret	22	6					6.8	OK

QET A/Ret	3	1, 13, 14, 17, 32	60 - 80			30 - 40	47.3, 35.8, 34.3, 34.9, 34.8	OK
QET B/Ret	35	29, 33, 47, 48					35.4, 35.1, 37.2, 35.2	OK
QET C/Ret	7	5, 9, 10, 28					33.6, 33.4, 26.2, 33.2	OK
QET D/Ret	38	36, 40, 43, 44					35, 34.6, 34.3, 34.4	OK

Charge
FET heater +/-	45	46	1.0 - 1.1 k			1.0 - 1.1 k	1.052	OK

Qi bias/QET Ret	15		24 - 26 nS			< 1 nS	OK	OK
Qo bias/QET Ret	11						OK	OK

Qi feedback/Drain/Source	50	16, 31	15 - 17 nS			6 - 8 nS	48.1MOhm, 48.1MOhm	OK
Qo feedback/Drain/Source	30	12, 27					48.5MOhm, 48.5MOhm	OK

Qi drain	16	chassis	< 0.1 nS	–		< 0.1 nS	–	OK
Qo drain	12	chassis		–			–	OK
Qi source	31	chassis		–			–	OK
Qo source	27	chassis		–			–	OK

FET Tsense +/FET heater-	49	46	0.6 - 0.7 V			0.9 - 1.0 V	1.081	OK
LED 1	chassis	42	1.0 - 1.1 V		–	1.2 - 1.5 V	OK	–
LED 2	chassis	26			–		OK	–