New sensing method: Japanese scientists demonstrated a fiber-optic strain sensor that reads interference patterns in the electrical spectrum instead of using optical analyzers. Why it matters: The ...

Scientists have demonstrated a new fiber-optic sensing method that detects strain and displacement by reading interference ...

Scientists have demonstrated a new fiber-optic sensing method that detects strain and displacement by reading interference patterns directly in the ...

A few years ago, QuantAsylum’s QA403 filled a niche between costly high-end analyzers and basic hobbyist setups. In this ...

Audio notch filters help reveal low-level distortion products that would otherwise be hidden under a test signal in audio ...

Television's "Love on the Spectrum" shows young people with autism navigating dating, but it misses the mark in some areas.

Rohde & Schwarz recently announced their MXO3 1 GHz bandwidth 12-bit oscilloscope [1], and I managed to get one to review.

On Call Delivering excellent tech support can sometimes require heavy lifting, a feat The Register celebrates each Friday with a new instalment of On Call – the reader-contributed column that shares ...

During its upcoming meeting on April 30, 2026, the Federal Communications Commission (FCC) will consider updating rules on Equivalent Power Flux Density (EPFD) limits for satellite systems operating ...

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Abstract: The Bessel Null or Carrier Null method is the most accurate way to measure the frequency response of frequency-modulated sources. It is used to control deviation since frequency deviation is ...

This project creates a minimalist yet powerful spectrum analyzer that processes audio input in real-time, breaks it down into configurable frequency bands using Fast Fourier Transform (FFT), and ...