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LYONS INSTRUMENTS
Lyons Instruments (LI) is a specialist division of the group whose remit is the marketing in the UK of scientific products
relating to metrology and standards, test and measurement, technical software, frequency and signal sources.
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The company collaborates with the world's scientific community on issues relating to test and measurement and is
at the forefront of research and development in the areas of metrology and standards. It is represented on UK industry
and government committees and works closely with other organisations such as the National Physical Laboratory.
Lyons Instruments represents some of the leading authorities
in their own areas of expertise and promotes them with high
quality technical sales and support.
For a product overview see Product Listings.
For direct information on LI services, technical details and
quotations please Contact Us.
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Product Listing
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Andeen-Hagerling ^top
- Fused Silica Capacitance Standards. Stability better than 0.3ppm/year.
- 1000 Hz Capacitance & Loss Bridge. Stability 0.5ppm/year. Accuracy 3ppm.
- Multi-frequency Capacitance & Loss Bridge. Accuracy 5ppm (1kHz). 50 Hz to 20 kHz.
Danbridge ^top
- High speed component test and sorting instruments
measured parameters C, L, R, Z (serial or parallel) tan δ, ESR, Rs, Rp, L/Q, R-X & Q-Z
Capacitance, resistance, inductance measurements 0.05% accuracy
Frequencies 100 Hz - 1 MHz
Comparator for deviation measurements
- Insulation Measurement - 15 kV (300μA) & 30 kV (150μA) DC Hi-pot Testers
Integral loudspeaker for early ionization detection
- Megohmmeters - measurement range from 10 kΩ to 1 PΩ (1,000,000 GΩ)
Measurement voltages to 5000V with currents to 100mA
Data Proof ^top
- Ultra-Low thermal (typically 20nV) 16 and 32 channels Scanners.
- Guarded Ultra-Low thermal 4 terminal x 16 channels Scanners.
- Resistance and Voltage maintenance software programs.
Industrial Research Limited (NZ) ^top
- Resistance Bridge Calibrator. Used in the calibration of AC & DC resistance/thermometry
bridges with accuracies up to 0.1ppm.
Krohn-Hite (incorporating EDC) ^top
- Precision AC and DC Sources.
- AC/DC Voltages from 100nV to in excess of 1000V.
- AC/DC Current from 10nA to in excess of 100A.
- Phase Meters.
- Distortion Meters.
- RC Oscillators.
- Wideband Power Amplifiers.
- Active Filters.
- Filter Modules.
- Programmable filters.
Macintyre Electronic Design Associates (MEDA) ^top
Handheld Vector Fluxgate Magnetometer with resolution of 1nT in 100,000nT fields.
- Displays in rectangular or polar form.
- Absolute or relative measurements.
- Analogue and RS232 outputs are available as standard.
- Controls are via a keypad or the inclusive software package.
Measurements International ^top
The most extensive range of DC & LF Metrology equipment.
- Quantized Hall Resistance Standard.
- Standard Resistors and Shunts.
- Automated Resistance/Thermometry Bridges.
- Automated Shunt measurement systems to 2000 Amps and above.
- Automated Potential Divider with measurement uncertainty of 0.05ppm of reading.
- Standard Resistor Fluid and Air Baths.
- 100 Amps DC Source.
- Precision Wattmeter and Transducer.
- Power Calibration Systems to 600V at 100 Amps with an uncertainty of 30ppm.
- VAW Source with power stability of 20ppm.
- Precision AC divider from 120V to 1,000,000 Volts.
- Transconductance and Transimpedance Amplifier.
- High Voltage Capacitance Bridge.
- Compensated Current Transformer with ratio and phase errors < ± 10ppm.
- 1/3 Phase AC Power Calibrator 600V @ 120 kVA/phase.
Meret Optical Communications (formerly Sciteq) ^top
A complete range of DDS, PLL and fractional-n RF synthesisers.
- Ranges from DC to 6GHz.
- Switching speeds <30ns.
- Resolution to <1Hz.
Ohm-Labs ^top
- Precision HV Dividers to 300 kV
Designed by JRL for both AC & DC voltage calibration
- Precision Current Shunts to 3000A
Based on the Leeds & Northrup 4360 series design
- Resistance Standards including Hamon Transfer Standards
A full range of L&N, JRL and Reichsanstalt based designs
Orbit Controls ^top
- 3 Phase AC Power Calibrator, 240V(265V)@ 2.4kVA/phase.
- Multifunction Calibrators.
- High Resistance (12G
 ) Decade Box with RS232 comms.
- Precision Resistance (16-10K) Simulator with RS232 comms.
- Process Handheld Calibrator.
Power Analysers ^top
- Power Analysers single and three phase.
- Fully programmable with 10 memory settings.
- Isolated inputs with 500kHz bandwidth.
- Analysis to the 50th harmonic.
Phase Meter. ^top
- Phase accuracy 0.02°.
- Fully isolated inputs.
- 700kHz bandwidth.
TransEra Corporation ^top
HTBasic Technical Software (HPBasic for PC's).
- HTBasic supports DOS, Windows 3.1, 95, 98, 2000, NT & XP.
- Numeric Compiler, Maths Library, CSUB, Development Kit and Runtime.
- GPIB & GPIO cards.
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