Lightning is a powerful and seemingly mysterious force of nature, capable of releasing huge amounts of energy over relatively short...
IFTTT
We like regenerative receivers. They perform well and they are dead simple to create. Example? modified a few existing designs...
A substantial part of gaining and holding an amateur radio license relates to the prevention of radio interference. In days...
We have had a quiet summer when it comes to space weather but our Sun is starting to kick into...
Hopefully by now most of us know better than to rent a modem from an internet service provider. Buying your...
Sunspot region 2859 produced a long duration C3.0 solar flare yesterday which launched a coronal mass ejection into space. The...
Had the pandemic not upended many of this summer’s fun and games, many of my friends would have made a...
We think of radio navigation and direction finding as something fairly modern. However, it might surprise you that direction finding...
The RSGB has announced further details of its online Convention, which will be held on Saturday, 9 October 2021. The...
Most of us don’t spend that much time thinking about lightning. Every now and then we hear some miraculous news...
Following the major earthquake in Haiti on Saturday 14 August, the IARU Region 2 emergency co-ordinator CO2JC has asked amateurs to...
Amateur Radio as a hobby has a long history of encouraging experimentation using whatever one might have on hand. When...
Steve’s presentation Voice repeaters have been with us in UK for almost 50 years a lot has changed in that...
Radio amateurs from ARA, the Algerian national society, are assisting their government in the response to forest fires, where 65 people...
Cheap, easy to use SDR dongles are an immensely powerful tool for learning about radio technology. However, building your own...
The days when software defined radio techniques were exotic are long gone, and we don’t miss them one bit. A...
Amidst the recent news about the Hubble Space Telescope’s troubles (and triumphant resurrection), it is sometimes easy to forget that although...
In 2021 all our electronics are solid state, in that they exclusively use semiconductor devices as their active components. Some...
knows there are at least two things wrong with the cheap antennas you get with most SDR dongles. First, they...
We don’t normally embrace the supernatural here at Hackaday, but when the topic turns to the radio frequency world, Arthur...
A significant event in the history of technology happened yesterday, and it passed so quietly that we almost missed it. The...
Dipoles are a classic builder’s antenna, after all they are usually little more than two pieces of wire and a...
An X-class solar flare (R3-moderate) has just peaked! The maximum measured X-ray flux was X1.59 to be precise and the...
These days, we are spoiled for choice with regard to SDRs for RF analysis, but sometimes we’re more interested in...
The arrival of LoRa a few years ago gave us at last an accessible licence-free UHF communication protocol with significant...
