Radio

DMR – Digital Mobile Radio

DMR has taken off in our local ham club, and around the world. If you just want someone to talk to, there is always someone out there, somewhere around the world. If this is what you’re in ham radio for, then you’ve got it made. In these days of sunspot cycle low, it’s getting harder […]

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Behringer XM8500 for Ham Radio

My recent foray into amateur radio audio quality has had me looking at microphones, and since the audio process I just bought has an input for dynamic microphones, I got to researching those. I didn’t go looking at Heil Sound for microphones, since I wanted to do this on a budget, and you can certainly […]

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FTRestore

The other evening, I decided it’d be a good idea to update my FT-991 with the latest firmware. Aside from this being a good idea generally, to keep up with the latest and greatest improvements to the FT-991, I’m a hopeless early adopter, and I like to try new things. I wonder when they’re going […]

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2-FSK

Frequency Shift Keying (FSK)

Almost everyone has heard of FM, but not everyone has heard of FSK. Frequency Shift Keying is a modulation scheme which utilizes changes in the frequency of the carrier wave to communicate data. For example, you can see the change in frequency in the image to the right. The lower frequency may indicate a “1” […]

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