The Shrinking Airwaves Wireless microphones used to have plenty of room to breathe. For decades, most systems operated comfortably within the UHF television range from 470-806 MHz. These frequencies ...

There was a time when only the richest ham radio operators could have a radio with a panadapter. Back in the day, this was ...

This is a complete rewrite of my original deviation meter to eliminate many earlier limitations caused by the use of Gnu Radio's built in NBFM Demodulator block. While that block works very well for ...

Abstract: Instantaneous frequency measurement (IFM) of pulse-modulated signals is widely used in modern radio frequency systems such as wireless communication and radar. To rapidly recognize the ...

rsp-recorder is a command line utility to record to disk the stream of I/Q samples from a SDRplay RSP radio. It works both with single tuner models, like RSP1B and RSPdx(-R2), and the RSPduo dual ...

As I have covered in many past articles, the MP3 audio format has been obsolete since 1997. Nonetheless, some people still haven’t read the memo: 27+ years have gone by since the AAC códec (often with ...

I am ecstatic to inform you that five years after our appeal to Zoom to correct the lack of 48 kHz in the original PodTrak P4 multitrack mixer/recorder, the company has just announced the new model ...

ABSTRACT: The PMU’s performance relies on its ability to detect and provide accurate measurements of both steady-state and dynamic conditions. The phasor estimation algorithm assesses the accuracy and ...

This is Part 2 of a three-part series. As discussed in Part 1 and recapped here, modern wireless communications systems (mainly superheterodyne radio transceivers) are now required to deliver higher ...

Arm neural technology will add dedicated neural/AI accelerators to Arm GPUs launched in 2026 and beyond to deliver up to 50% GPU workload reduction for mobile games and other graphics-intensive apps.