Electrical Standards

GenRad 1482 Series Induction Standard

• Stable within ±0.01% per year
• 18 Models values from 1 µH to 10 H
• Low, known temperature coefficient
• 3 year warranty included

GenRad 1621 Capacitance Bridge from IET

• Range 10^-7 pF to 10 µF, 12-digit readout
• 10-ppm basic accuracy
• Frequency range 10 Hz – 100 kHz
• Combines GenRad 1616 Capacitance Bridge, 1238-A Null Detector & 1316 Oscillator
• 3-terminal measurements with 2- or 3-terminal connections
• Comparison measurements

IET GenRad 1403 Series High Frequency Capicator

• Available in values from 0.001 pF – 1000 pF
• Excellent Performance at high frequencies

IET GenRad 1409 Series Standard Capacitors

• Values 0.001 µF (100 nF)  to 1000 µF
• Stability as good as ±0.01 %/year
• Two-to-five terminal configuration, depending on model

IET GenRad 1422 Series Variable Air Capicators

• Range as low as 0.002 pF and as high as 1150 pF (Depending on Model)
• Stability: better than 0.02% full scale per year
• Settable to 40 ppm
• Low temperature coefficient, low losses

IET GenRad 1620-A Capacity Bridge

• ^–10⁵pF to 11.1 µF, 2-or 3-terminal
• frequency range 20 Hz -20 kHz (or higher)
• 01% accuracy, 1-ppm resolution
• reads dissipation factor or conductance
• combines GenRad 1615 Capacitance Bridge, 1232-A Null Detector & 1311-A Oscillator

IET SR Series Primary Resistors

• Highest accuracy (1 ppm/yr) and stability (±0.5 ppm/yr typical) of any resistance standard
• Lowest temperature coefficients (< 0.1 ppm/ºC)
• Available in 3 models: 100Ω, 1000 Ω, 10,000Ω.
• Has remained the foremost resistance standard, with no equivalent, for over 35 years
• The primary standard of National Metrology Labs throughout the world
• 5 Year Warranty Included

MI 4200 series of Low-Thermal Matrix Scanners

• 10, 16 or 20 Four Terminal Channels
• Sealed Relays with 4A Carrying Capacity
• 4 Conductor Wire or Binding Post Inputs
• Optional 30A Capacity
• Low Thermal Matrix Design
• 1000V DC
• Insulation Resistance > 10¹² Ω
• Front Panel or IEEE488 Interface

MI 4310 temperature stabilized resistance standard

• 10 decade values (0.1Ω to 100MΩ)
• Thermometry values available
• Four terminal connections
• Stability < 2 x 10-6/year
• Temperature coefficient < 0.005 x 10-6/°C
• Temperature Stability ±0.01°C/year
• Eliminates oil/air bath requirement

MI 6000B Automatic High Resistance Ratio Bridge

• Featuring true ratio self calibration
• Range 10kΩ to 1TΩ
• Built in 4 channel matrix scanner
• Accuracy < 20 x 10-9 for 10kΩ ratios
• Accuracy < 0.5 x 10-6 for 100MΩ
• Linearity < 5 x 10-9
• Full system solutions and full system integration using MI 1000B 110V Source, 6000B software and 4200 series of Matrix Scanners

MI 6800A system Quantized Hall Resistance Standard

• Accuracy to < 0.02 PPM
• Features Accubridge Technology
• Built in Vxx (uVolt) Measurements for Sweep Check, Contact Resistance Measurements
• Built in Vxy (nVolt) Measurements for Dissipation Measurements
• QHR Samples Produced and Certified By NMI
• Direct Transfer to 1 and 10kΩ Std.
• System Range 0.1Ω to 100kΩ

MI 7010C automatic capacity bridge

• Automatic Self Balancing
• Current Comparator Technology
• 2-3 Terminal Measurements
• Lead Compensation Circuit
• Overall Accuracy 15 ppm
• Range Extension Option with 7020

MI 9210A, MI type 1 ohm standard

• Replaces Thomas-Type One-Ohm
• Low Temperature Coefficient
•  Improved Stability – Oil Type
• New Industry Standard

MI 9210B reference series precision standard resistors

• High Stability 10Ω to 100kΩ
• Operating Range 20°C to 30°C
• Custom Values Available
• May be used in Oil or Air
• Ultra Low Temperature Coefficient

MI 9331G High Accuracy Resistance Standards

• High Stability
• 10M to 100T Ohms
• Split Guard Circuit
• Internal Temperature Sensor
• Custom Values Available
• NIST Design
• Includes Calibration Data

MI 9331R Reference Precision Standard Air Resistors

• High stability
• 1Ω 10MΩ
• Range 18°C to 28°C
• Custom values available
• Metal Foil Technology
• Ultra low temperature Coefficient