Frequency Response Analyzer 10 µHz - 50 MHz, 2/3 Channel | PSM3750 series
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Product Information "Frequency Response Analyzer 10 µHz - 50 MHz, 2/3 Channel | PSM3750 series"
PSM3750 Series – Frequency Response Analyzer
Highest Measurement Accuracy – Compactly Integrated
As a frequency analyzer and response measurement device, the PSM3750 delivers reproducible data for frequency analysis and evaluation – from laboratory applications to quality assurance. At the same time, it demonstrates its strengths as a powerful frequency response analyzer for gain and phase measurements across wide frequency ranges.
Technical Performance in a Compact Design
Precise sweep techniques, high signal purity, and clear displays ensure low measurement uncertainty and excellent repeatability. Calibration and measurement processes remain transparent, while software and reporting tools provide centralized access to results. When required, the instrument can also be used as an auxiliary frequency meter, accurately displaying and documenting frequencies.
User-Friendly Operation and Modern Interfaces
USB, LAN, RS-232, and GPIB interfaces enable seamless integration into automated test systems. The “PSMComm2” software simplifies setup, visualization, and reporting—allowing users to measure, compare, and document results within a single workflow. The device is compatible with standard equipment racks and existing laboratory infrastructure.
Your Advantage: Precision and Future-Proof Design
With the PSM3750, users benefit from an instrument that saves time, delivers reliable results, and integrates flexibly into a wide range of applications. It combines precision, versatility, and ease of use in a single device, meeting the demanding requirements of modern electronics engineering.
Interested in the PSM3750 or would you like to learn more about its applications in your field? Our team will be happy to advise you personally and help you find the ideal solution for your measurement requirements.
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Specifications/Features of the High-Performance Frequency Analyzer PSM3750 Series
- Frequency Range: 10 µHz – 50 MHz
- Gain Accuracy: < 5 MHz: 0.01 dB + 0.01 dB/MHz; < 50 MHz: 0.31 dB + 0.04 dB/MHz
- Phase Accuracy: < 10 kHz: 0.025°; < 50 MHz: 0.05° + 0.00015°/kHz
- Measurement Speed: up to 100 readings per second
- Filter / Bandwidth: minimum filter time: 0.2 seconds
- Signal Source / Generator: open-circuit output: 0 to ±10 Vpk, galvanically isolated up to 500 Vpk
- Inputs: 2 or 3 isolated inputs (model dependent), galvanically isolated up to 500 Vpk
- Interfaces / Communication: USB, LAN, RS-232, GPIB (IEEE‑488)
- Measurement Modes / Functions: FRA (Gain/Phase measurement), PAV (Phase Voltmeter), RMS Voltmeter, Power Analysis, LCR measurements, Harmonic Analysis, Oscilloscope function
- LCR Frequency Range: 10 µHz – 50 MHz (with Impedance Interface IAI2)
- Form Factor / Dimensions: compact lab design (detailed dimensions in the PDF data sheet “PSM3750 Dimensions”)
Options and Accessories for the High-Performance Frequency Analyzer PSM3750 Series
Attenuators
- ATT10: Attenuator (10:1)
- ATT20: Attenuator (20:1)
- ATT1000: Attenuator (1000:1)
Filters
- LSF05: Low-pass filter (–3 dB at 5 kHz)
- LSF50: Low-pass filter (–3 dB at 50 kHz)
- HSF10m: High-pass filter (–3 dB at 10 mHz)
High-Voltage Probes
- TT-HV-250: High-voltage probe (2.5 kVpk)
- ULCP: Ultra-low-capacitance probe (3 kVpk / 1 kVrms)
- TT-HVP-15HF: High-voltage probe (15 kVpk)
Impedance Analysis
- IAI2: Impedance Analysis Interface (10 µHz–50 MHz)
- IAI Kelvin Fixture: 4-wire Kelvin fixture
- IAI 22 mm Adaptor: Adaptor for 22 mm fixture spacing for IAI / IAI2 (true Kelvin, 4-wire)
- PIM-10: Power Impedance Module (10 A)
- PIM-30: Power Impedance Module (30 A)
- BATT470m: Electrochemical impedance interface
Signal Injection & Electrochemical Impedance Spectroscopy (EIS)
- 500-042: Injection transformer – standard (10 Hz–200 kHz)
- 500-047: Injection transformer – high frequency (HF) (500 Hz–35 MHz)
- 500-048: Injection transformer – high voltage (HV) (5 Hz–15 MHz)
- 500-070: Low-frequency injection module (D
Scope of Delivery of the High-Performance Frequency Analyzer PSM3750 Series
- PSM3750 main unit (variant: 2 or 3 channels, factory calibrated)
- Power cable
- Test leads / probes: 2 sets with 2-channel unit, 3 sets with 3-channel unit
- Output lead (generator output)
- Interface cables: USB and RS-232
- Documentation: user manual and calibration certificate
- PC software: PSMComm2 (download)
Video of the High-Performance Frequency Analyzer PSM3750 Series
Application Areas and Use Cases for the High-Performance Frequency Analyzer PSM3750 Series
- Power Electronics: Development and testing of power supplies, inverters, and converters
- Motors & Drives: Frequency response analysis of motor controllers and electrical drive systems
- Transformers & Power Distribution: Characterization of transformers and transmission / distribution lines
- Control Loops & Automation: Stability analysis and optimization of control loops (gain/phase)
- Electronic Circuits & Components: Design validation, fault diagnostics, and parameterization of analog and digital circuits
- Aerospace & Avionics: Testing of on-board electronics and signal integrity assurance
- Standards & Compliance Testing: Support for testing according to relevant IEC and industry standards
- Biological & Electrochemical Systems: Impedance and frequency response measurements, e.g. EIS in R&D
- Communication & Networking: Powerline communication (PLC) testing and selective level measurements
Newtons4th Ltd (abbreviated to N4L) was established in 1997 to design, manufacture and support innovative electronic equipment to a world-wide market.
Specialising in sophisticated test equipment for the power electronics industry including Power Analyzers, Frequency Response Analyzers (gain/phase analyzers), AC Power Sources, Impedance Analyzers and Selective Level Meters.
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