Altitude Makes All the Difference

I see a lot of questions about whether the stock antenna that comes with many of the RTLSDR dongles is any good. The answer is dependent on many variables, including how high you have the antenna placed. Today I did a test and took a dongle, the stock antenna and my laptop to Toronto Pearson …

Using a RTLSDR Dongle for ADS-B

I like planes. I like radios, too. When I discovered that a USB dongle designed for receiving over-the-air television signals could also be used to receive ADS-B broadcasts from commercial aircraft, I knew I had to try it. I mean, it combines two of my hobbies, so not trying it was simply not an option. …