QT-designed instrumentation
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General measurement information
Source-Measure systems:
I-V MEETKAST, Isolated I-source/V-amp and
critical current module
IVVI (IVVIDAC) rack, isolated
source-measure (8/16DACs)
SMS, Sample Measurement System,
Isolated/3Source/2Measure/DACs/Matrix/Filter
BEEP-R, sampletester from 10ohm to Gohm using
10mV
VI-measurement box (junctions/Hannes)
Cryostat connection+filter racks (for IVVI & IVVIDAC)
Matrixrack1(old version)
Matrixrack2 (48-wire 24switch)
Matrixrack3 (48-wire 48 switch)
Amplifiers (stand-alone):
Amplifier +/200V dc..150kHz
FET-Amplifier low 1/f noise (4nV @1Hz)
FET-Amplifier (model IV-meetkast/sms)
IV-converter low-noise JFET
amplifiers misc
IV-converter (current-to-voltage)
Sources (stand alone):
OPTODAC, fibercontrolled DACs (via PC-card)
Amplifier +/200V dc..150kHz
Simple Vbias-source (battery+potmeter)
V-REFERENCE-battery powered
HEATER SUPPLY , power for fridge heaters
Current source (model IVmeetkast/sms)
Precision Current source 1ppm 5-500mA
Voltage-source, Voltage-controlled
isolated Vsource
Pulse, Trigger & RF:
TriggerSplitter, 1 to 4 triggers
Frequency divider
TRIGGERLINK, bnc to/from keithley dvm
trigger
Sample & Hold
PULSE-FIBRE INTERFACE, Fibre-transmitter
(single)
PULSE-FIBRE INTERFACE fibre-receiver
(single)
PULSE-FIBRE INTERFACE fibre-receiver (dual)
SWITCH-RF, electronic RF/LF switch
Bias-Tee (adding dc-bias and rf)
Misc:
Sample Simulator, resistorbox for testing
measurement setup
Sample Simulator-RC
resistor/capacitorbox simulating sample+lines
Battery Tester, shows remaining charge
ADAPTORBOX, Lemo-BNC-Banana-MCX-changer
Capacitance meter
Squid-IV simulator
LCC-TEST,Test fixture for samples in
32pin-LCC-socket
ISOAMP-RACK, analog iso-amps
Nanotube Switchbox; gate, backgate
& IV routing
OPTODAC+ISOAMP RACK
Optodetector, linear, Fibre in, 100MHz
FET signal multiplexer 2x4 DVM-clocked
FET signal multiplexer+polarity switch 4x8
(hall-measurements) DVM-clocked
Batteries and Charger
Cables and Connectors
Printed circuit boards as sample carrier
filters
Lost (not yet found) boxes