![]() This works by using people’s computers to report which stations they’re able to receive. Go to the website and you can get information on who’s using PSK31. There’s a great free service that lets you see how far out your PSK31 CQ messages are reaching. At the moment, we’re keeping it simple with this basic introduction. If there’s any demand, we’d be happy to extend this entry with more details on how to use PSK31. A close-up of some messages being received on PSK31 ![]() ![]() From here, you can decide which amateurs to chat to. The most common view is the “waterfall” view, where you can see existing conversations and CQ calls. There are two main views – one for viewing incoming messages, and one for typing messages. Life is made a lot easier with macros, meaning you don’t have to type out messages longhand. Ideally, when everything is set up, your computer will display a waterfall showing QSOs, and you can send CQs and reply to messages from your computer keyboard. I’ll be honest – this can be quite tricky, and there are plenty of other sites that help with this process, so we’re limiting this article to the basics. The setup process involves connecting your computer to your HF radio, then setting up the software. You’ll also need some software, and the application of choice for many is Digital Master 780, which is included as part of Ham Radio Deluxe. This sits between the PC and the radio, and handles the audio, tuning the radio, and setting the radio into transmit. Typically, this will be done using an interface, such as the one pictured below. To get started sending and receiving PSK31, you’ll need an HF rig, a computer, and a way to connect the two. Download EssexPSK: EssexPSK Application (1.4MB)ĮssexPSK – The Essex Ham PSK Decoder by M0PZT It’s a receive-only program, but it’s tiny, easy-to-install, and free. On our site, we have a tiny application called EssexPSK (written by Charlie M0PZT) that lets you decode PSK31 signals. PSK31 using Digital Master on Ham Radio Deluxe Listening to PSK31īefore you dive into the world of PSK31, have a try at listening and decoding some PSK31 signals. At the bottom of the screenshot is the “waterfall”, showing a number of different real-time QSOs taking place. The following screenshot shows PSK31 in use. Once connected, you can have a real-time text-based conversation over-air. You need to connect your radio to a computer to get this to work. ![]()
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