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jonhudson

United Kingdom

co-founder | SDRplay

Design, marketing and business background in semiconductors (including Texas Instruments and CSR) + co-founder of SDRplay Ltd.

Rewards icon DS Level 7
3175 / 3500 xp
Member since March 2016
DS member Earned 04/01/2018
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All star profile Earned 04/01/2018
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5 Followers
2 Following
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8 Articles published
article
jonhudson

Wireless

1 month ago

GNU Radio teaching and research using a clean SDRplay signal source

GNU radio is popular for teaching DSP & exploring new radio architectures. For receiver applications, the low cost dongle is a popular hardware choice, but this SDRplay workflow gives reliable, clean, radio signal reception from 1kHz to 2GHz

0 comments
article
jonhudson

Test and Measurement

8 months ago

Turn a low cost SDR receiver into a Spectrum Analyser

SDRplay’s family of Software Defined Radios are popular low cost 1kHz to 2GHz communications receivers. This Spectrum Analyser software transforms such a device into a low cost Windows/USB-based Spectrum Analyser for the lab.

0 comments
article
jonhudson

Integrating a Pi-Top and an SDR radio as a learning or development project

This article and video demonstrate the concept of integrating a powerful SDR radio receiver into a Raspberry-Pi-based Pi-Top laptop computer for fun, for learning, for portability or as a platform for innovative radio spectrum processing projects.

2 comments
article
jonhudson

Using a low-cost SDR for logging accurate RF power and SNR measurements

There's a growing need for low-cost portable equipment for logging accurate RF field strength and SNR data for sub GHz applications. Whether for IoT infrastructure surveying work or monitoring unwanted signals, SDRuno from SDRplay can help.

0 comments
article
jonhudson

High performance SDR radio receiver add-on for Raspberry Pi 3

SDRplay, makers of high performance Software Defined Radio Receivers, have now created an SD Card image to enable an RPi to become a general coverage receiver and more. In this article Jon suggests it's time to let your RPi see more of the spectrum.

3 comments
article
jonhudson

Highly versatile RF Power measurement using the SDRplay RSP2

The USB-powered RSP2 from SDRplay is capable of making accurate RF power measurements over a selectable bandwidth at any frequency from 1 kHz up to 2 GHz

1 comments
article
jonhudson

SDR radio breathes life into a 75 year old Marconi CR100

How we made the controls of a 75 year old short wave receiver operate a modern PC-based SDR radio - without the need for keyboard and mouse! Using shaft-encoders and an an Arduino-based control system, the SDRplay RSP1 makes for a fun retro-gadget

0 comments
article
jonhudson

Where are all the new RF engineers? SDR to the rescue

Fifty years ago, amateur radio (a.k.a. ham radio) was a very popular entry point for youngsters to discover the magic of electronics. The evolution of technology has meant that a generation has missed out and those who really understand RF...

9 comments