Tag: dmr

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Amateur Radio Hardware

SharkRF OpenSpot

I’ve been having a lot of success using my MD380 DMR transceiver together with the Isle of Man’s DMR repeater network. Sadly though, my house isn’t in coverage of the repeaters. This means I can’t use my handheld at home. The solution to this problem has come in the form of a Radio/IP gateway called […]

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Amateur Radio Hardware Isle of Man

Digital Voice in Amateur Radio

Analogue signals are great in that they are simple enough to generate and demodulate, but they suffer in that the signal quality degrades when sent over a noisy radio link. With radio voice systems, this is heard as pops, crackle, hiss etc. and the problem gradually gets worse as signals get weaker. Human ears do […]