Benchtop equipments (updated: 03/03/2022)

Device
DC Electronic Load Mainframe
Manufacturer Agilent Technologies
Functions Testing multiple output dc power supplies and dc-dc converters
Model N3300A
Capabilities 6 slots - full rack width mainframe
Power Operating range: 110-250 VAC; 48-63 Hz
Input currents: 4.2 A@110-127VAC; 2.2A@200-250VAC
Input VA: 440 VA
Inrush current: 38 A
Operating temperature 0 to 55°C
Net weight 13.2 kg
Module
N3302A
Input ratings Current: 0-30 A
Voltage: 0-60 V
Maximum Power@40°C: 150W
Specified current@low voltage operation 2.0 V: 30 A
1.5 V: 22.5 A
1.0 V: 15 A
0.5 V: 7.5 A
0 V: 0 A
Typical minimum operating voltage@full scale current 1.2 V
Constant current mode Low range/high range: 3 A/30 A
Resolution: 10 mA
Low range accuracy: 5 mA (0.1%+)
High range accuracy: 10 mA (0.1%+)
Constant voltage mode Low range/high range: 6 V/60 V
Resolution: 5 mV
Low range accuracy: 3 mV (0.1%+)
High range accuracy: 8 mV (0.1%+)
Constant resistance mode Range 1 (I > 10% of current rating): 0.067-4 Ω
Range 2 (I > 1% of current rating): 3.6-40 Ω
Range 3 (I > 0.1% of current rating): 36-400 Ω
Range 4 (I > 0.01% of current rating): 360-2,000 Ω
Current measurement Low range/high range: 3 A/30 A
Resolution: 10 mA
Low range accuracy: 3 mA (0.05%+)
High range accuracy: 6 mA (0.05%+)
Voltage measurement Low range/high range: 6 V/60 V
Resolution: 5 mV
Low range accuracy: 3 mV (0.05%+)
High range accuracy: 8 mV (0.05%+)
Power measurement Accuracy: 0.4 W (0.1%+)

Device
Power supply
Manufacturer Agilent Technologies
Functions DC power supply
Model E3631A
Output Output 1: 0 to 6 V, 0 to 5 A
Output 2: 0 to +25 V, 0 to 1 A
Output 3: 0 to -25 V, 0 to 1 A
Programming Accuracy at 25°C ±5°C Voltage: 0.05% + 20 mV, 0.05% + 20 mV, 0.1% + 5 mV
Current: 0.15% + 4 mA, 0.15% + 4 mA, 0.2% + 10 mA
Ripple & Noise (20 Hz to 20 MHz) Normal Mode Voltage: <350 µVrms/ 2 mV p-p, <350 µV rms/2 mV p-p, <350 µV rms/2 mV p-p
Normal-mode current: <500 µA rms, <500 µA rms, <2 mA rms
Common-mode current: <1.5 µA rms, <1.5 µA rms, <1.5 µA rms
Readback Accuracy at 25°C ±5°C Voltage: 0.05% + 10 mV, 0.05% + 10 mV, 0.1% + 5 mV
Current: 0.15% + 4 mA, 0.15% + 4 mA, 0.2% + 10 mA
AC Input (47 Hz – 63 Hz) 100 Vac ±10% (Opt 0E9)/115 Vac ±10% (Std)/230 Vac ±10% (0E3)
Dimensions 213 x mm W x 133 mm H x 348 mm D
Weight 8.2 kg

Device
Waveform generator
Manufacturer Agilent Technologies
Functions Waveform generation
Model 33522B
Bandwidth 30 MHz
Number of channels 2
Number of channels 2
Option MEM: Increases arbitrary waveform memory to 16 MSa/channel
OCX: OCXO timebase for ultra-high stability
IQP: IQ player
Standard Waveform Sine, square, ramp, pulse, triangle, Gaussian noise, PRBS (Pseudorandom Binary Sequence), DC
Built-in arbitrary Waveform Cardiac, exponential fall, exponential rise, Gaussian pulse, Haversine, Lorentz, D-Lorentz, negative ramp, sinc
User-defined arbitrary Waveform Up to 1 MSa (16 MSa with Option MEM) with multi-segment sequencing
Operating modes Continuous, modulate, frequency sweep, burst, output gate
Modulation types AM, FM, PM, FSK, BPSK, PWM, Sum (carrier + modulation)
Input Voltage 100 V - 240 V 50/60 Hz -5%, +10%
100 V - 120 V 400 Hz ±10%
Power consumption < 45 W, < 130 VA
Dimensions 261.1mm W x 103.8mm H x 303.2mm D (with bumpers installed)
212.8mm W x 88.3mm H x 272.3mm D (with bumpers removed)
2U x ½ rack width
Weight 3.3 kg

Device
Mixed signal oscillator
Manufacturer Agilent Technologies
Functions Oscillator for analog and digital signals with built-in license-enabled waveform generator (Option DSOX2WAVEGEN)
Model InfiniiVision MSO-X 2014A
Bandwidth 100 MHz
Sampling rate 2 GS/s
Maximum
memory depth
100 kpts
Scope channels 4
Digital channels 8
Display size 8.5"
Waveform generator 20 MHz sine, square, ramp, pulse, DC, noise.
Powers 100–120V, 50/60/400 Hz 100–240V, 50/60Hz 100 W (Max)
Dimensions 14.98" W x 8.05" H x 5.57" D
Weight 3.85 kg

Device
Mixed signal oscillator
Manufacturer Agilent Technologies
Functions Oscillator for analog and digital signals
Model InfiniiVision MSO7014A
Bandwidth 100 MHz
Sampling rate 2 GS/s
Memory 8 MB
Scope channels 4
Digital channels 16
Display size 12.1"
Powers 100–120V, 50/60/400 Hz 100–240V, 50/60Hz 120 W (Max)
Dimensions 17.9" W x 10.9" H x 6.8" D
Weight 5.9 kg

Device
Picoammeter
Manufacturer Keithley Instruments Inc.
Functions Calibration of the low current to payload
Ammeter input connector Three lug triaxial on rear panel
Analog output connector Two banana jacks on rear panel.
Voltage source output connector Two banana jacks on rear panel.
Interlock connector 4 pin DIN
Trigger line Available
Display 12 character vacuum fluorescent.
Digital filter Median and averaging (selectable from 2 to 100 readings).
Ranging Automatic or manual
Autoranging time time < 250 ms (analog filteroff, 1PLC)
Conversion time Selectable 0.01 PLC to 60 PLC (50PLC under 50Hz operation). (Adjustable from 200μs to 1s)
Reading rate To internal buffer 1000 readings/second
To IEEE-488 bus 900 readings/second
Programs Provide front panel access to IEEE address, choice of engineering units or scientific notation, and digital calibration.
Environment Operating: 0°–50°C; relative humidity 70% non-condensing, up to 35°C. Above 35°C, derate humidity by 3% for each °C.
Storage: –10°C to +65°C.
Warm-up 1 hour to rated accuracy.
Powers 100–120V or 220–240V, 50–60Hz, (50VA).
Dimensions 90 mm H x 214 mm W x 369 mm D
Weight 4.7 kg

Range 5½ digital
default resolution
Accuracy ±(% RDG. + offset)
18℃-28℃, 0-70%RH
Typical RMS noise Typical analog rise time (10% to 90%)
Damping off Damping on
2 nA 10 fA 0.3 % + 400 fA 20 fA 4 ms 80 ms
20 nA 100 fA 0.2 % + 1 pA 20 fA 4 ms 80 ms
200 nA 1 pA 0.15 % + 10 pA 1 pA 300 μs 1 ms
2 μA 10 pA 0.15 % + 100 pA 1 pA 300 μs 1 ms
20 μA 100 pA 0.1 % + 1 nA 100 pA 110 μs 110 μs
200 μA 1 nA 0.1 % + 10 nA 100 pA 110 μs 110 μs
2 mA 10 nA 0.1 % + 100 nA 10 nA 110 μs 110 μs
20 mA 100 nA 0.1 % + 1 μA 10 nA 110 μs 110 μs

Device
4½ digital multimeter
Manufacturer CHY firemate Co., Ltd. 連虹股份有限公司
Functions Measuring voltage, current, resistance, etc.
Model 23T TRMS

Device
3½ LCR meter
Manufacturer CHY firemate Co., Ltd. 連虹股份有限公司
Functions Measuring inductance, capacitance, and resistance, etc.
Model CHY-24CS

Device
AC/DC clamp meter
Manufacturer Lutron Electronic Enterprise Co., Ltd. 路昌電子企業股份有限公司
Functions Measuring electrical AC/DC current.
Model CM-9930R

Device
Power supply
Manufacturer Good Will Instruments Co., Ltd.
Functions DC power supply
Model GPC-3030DQ
Powers 100–120V or 220–240V, 50–60Hz, (420 W, 550VA).
Dimensions 255 mm W x 145 mm H x 335 mm D
Weight 4.7 kg

Device
Tracking scope
Manufacturer Takeda Riken
Functions Impedance measurement
Model TR4120
Spectrum analyzer
Measurement range 100 Hz to 30 MHz
Tracking generator
Frequency range 100 Hz to 30 MHz
Power AC100V, 50/60 HZ Approx. 75 VA
Dimension 300 mm W x 170 mm H x 470 mm D
Weight 16 kg

Device
Precision DC Supply & Battery Simulator
Manufacturer Keithley Instruments Inc.
Functions Power supply
Model 2281S-20-6
DC output ranges Voltage: 0 to 20 V
Current: 0 to 6 A
Maximum power: 120 W
Power AC100 V/ 120 V/ 220 V/ 240 V±10%, 50/60 Hz ± 3 Hz, 630 VA peak
Dimension 255/3 mm W x 107.2 mm H x 415.0 mm D
Weight 10.85 kg