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Probe the Galaxy on a Shoestring with this DIY Hydrogen-Line Telescope
Foil-lined foam insulation board, scraps of lumber, and a paint-thinner can hardly sound like the tools of a radio astronomer. But when coupled with an SDR, a couple of amplifiers, and a fair amount of...
View ArticleLuaRadio Gives Insight into SDR
In theory, you shouldn’t need any help to develop a software-defined radio (SDR) application. But in real life you really don’t want to roll your own code every time to read the IQ samples, perform...
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Pluto Might Not be a Planet, but it is an SDR Transceiver
Many of the SDR projects we see use a cheap USB dongle. They are great, but sometimes you want more and — especially — sometimes you want to transmit. The Analog Devices ADALM-Pluto SDR is easily...
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ESP8266 Adds WiFi to a 433 MHz Weather Station
There’s no shortage of cheap weather stations on the market that pull in data from several wireless sensors running in the 433 to 900 MHz range and present you with a slick little desktop display, but...
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Hackaday Links: September 12, 2021
The last thing an astronaut or cosmonaut on the International Space Stations wants to hear from one of their crewmates is, “Do you smell plastic burning?” But that’s apparently what happened this week...
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PsyLink An Open Source Neural Interface For Non-Invasive EMG
We don’t see many EMG (electromyography) projects, despite how cool the applications can be. This may be because of technical difficulties with seeing the tiny muscular electrical signals amongst the...
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A Gang Of HackRFs Makes For A Wideband SDR
[Oleg Kutkov] decided to build a wideband SDR – for satellite communication research and monitoring, you know, the usual. He decided on a battery of HackRF boards – entire eight of them, in fact. Two...
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