Category Archives: DMRplus

DMRplus MMDVM Setup

Unlike the DV4mini, DVMEGA, and OpenSPOT dongles the MMDVM project is not a product but a small system comprising a Linux platform (often a Raspberry Pi), a small 32-bit ARM Coretex M3 microcontroller, and an analog interface circuit to connect … Continue reading

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DMRplus openSPOT Setup

The openSPOT implements a DMR hotspot and other features in a standalone blue box: The openSPOT product is made by SharkRF The device contains a low power 70cm transceiver with an Etherent interface that works with a Internet connection to … Continue reading

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DMRplus DV4mini Setup

The DV4mini implements a DMR hotspot in a USB dongle stick: The DV4mini product is made by Wireless Holdings The device contains a low power 70cm transceiver with an interface that works with a PC and associated application to link … Continue reading

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DMR Network

History Almost thirty years ago amateur radio operators in Auckland and Wellington worked together to install a Wellington to Auckland link on the UHF band. Later known as the National System, the network now covers New Zealand from the Bay … Continue reading

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