If you are an American, you’ll probably now find yourself in one of three camps. People who are going to see the upcoming solar eclipse that will traverse your continent, people who aren̵…
If you have a shortwave receiver, tune it to 4625 kHz. You’ll hear something that on the surface sounds strange, but the reality is even stranger still. According to the BBC, the radio statio…
When it comes to microcontroller development boards, we have a plethora of choices at our disposal. Each has its strengths and weaknesses, be they associated with its support and community, its int…
Even if you haven’t used one, you’ve probably seen the numerous projects with the inexpensive RTL-SDR USB dongle. Originally designed for TV use, the dongle is a software defined radio …
At first glance, the ColibriNANO SDR looks like another cheap SDR dongle. But after watching [Mile Kokotov’s] review (see video below), you can see that it was built specifically for software…
Our feed is full of stories about the RF noise floor today, and with good reason. The ARRL reports on the International Amateur Radio Union Region 1 president, [Don Beattie, G3BJ] warning that in d…
Recently, the voice push to talk circuit in [Ryan]’s BITX40 radio was keyed down for a very long time. Blue smoke was released, a MOSFET was burnt out, and [Ryan] needed a new IRF510 N-channe…
De VRZA Zuid-Limburg organiseert weer de jaarlijkse velddag van donderdag 25 mei t/m zondag 28 mei.
We verblijven in de berghut die voorzien is van alle gemakken zoals stromend water, douche, keuken, dagverblijf met open haard, separate slaapruimten met matrassen (beddengoed zelf meenemen), riant terras met buitenhaard… Kortom een super mooie locatie waar we al jaren buitengewoon plezierig gebruik van maken.