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PPM
PPM Test, a division of Pulse Power & Measurement Ltd, is a leading manufacturer of RF over fibre solutions and electromagnetic field sensors for test and measurement applications. With expertise in EMC, EMP, and HIRF testing, PPM provides advanced fibre optic links, B-dot and D-dot sensors, current probes, and passive integrators. Their products are trusted by aerospace, defense, and research institutions worldwide for their precision, reliability, and rugged design. PPM Test combines innovation with engineering excellence to deliver high-performance solutions for demanding electromagnetic environments.
There are 7 products.
Analog Signal Transmission – AC Coupled, Shielded Modules: G / K / P / S Series
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Analog Signal Transmission – Intelligent AC/DC Fiber Optic Links: Sentinel 3
The Sentinel 3 series is an advanced fiber optic link platform with intelligent signal processing, AC/DC coupling options, and built-in monitoring. It is engineered for high-reliability transmission of analog signals in critical applications requiring electrical isolation.
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Field Measurement: E-Field Sensors – D-Dot
The D-Dot E-Field Sensors from PPM Test are high-precision capacitive sensors designed to measure fast-changing electric fields. These sensors are optimized for applications involving high-voltage pulses, fast transients, and EMC testing. Operating on the D-dot principle, they measure the time derivative of the electric field, enabling excellent temporal resolution.
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Field Measurement: B-Dot Magnetic Field Sensors
PPM Test’s B-Dot Magnetic Field Sensors are high-speed induction sensors designed to measure rapidly changing magnetic fields. Based on the principle of detecting the time derivative of magnetic flux, these sensors are ideal for applications involving fast transients, high-current pulses, and EMC testing. They offer excellent temporal resolution and are available in various geometries and sensitivities.
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Fibre Optic Transmission – fixed gain analogue links : point2point
The point2point fibre optic links from PPM Test are fixed gain, analogue signal transmission systems designed to overcome electrical interference and signal attenuation in monitoring and distribution applications. These systems convert analogue signals using either intensity or 14-bit digital modulation, depending on the frequency range, and transmit them over fibre for high-fidelity, interference-free performance.
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Current Measurement: Current Probes
PPM Test’s current probes are high-performance instruments designed to measure fast current transients in conductive paths. They are optimized for EMC testing, high-current pulse analysis, and research in high-frequency environments. Operating on the principle of inductive coupling, these probes enable non-intrusive, accurate current measurements across a wide frequency range.
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