RadioReference.com has a raspberry Pi distribution that allow you to stream from your radio to their listening platform.
I thought I would give this a shot, and setup a small receiver tuned to my local repeater, and broadcast that to the radioreference.com platform. I had a spare Pi and soundcard and a spare radio – so in 30 mins or so I had it all up and ready to test.
Amateur TV interests me because I do a lot of Video work (Live vision switching) in my day job. Here in Sydney we have very little information about ATV but there is real activity. The best way to find out whats happening is to setup a receiver.
This is a project all about connecting Google Home up to a radio. The concept has already been proven, but I have not seen it implemented for real. It would revolutionise the way that we interact with repeaters and gateways.
APRS is primarily a location tracking system, that reports the location of many mobile and static stations to the website https://aprs.fi
So far I have not yet got my mobile tracking unit setup and working, but I have had an RX gate setup for a while and just now a second unit installed ata friends place,
Digital Mobile Radio (DMR) is a land-mobile radio network standard developed by the European Telecommunications Standards Institute (ETSI). DMR is used by thousands of professional land-mobile radio networks worldwide. A wide variety of DMR mobile, base and portable equipment is available from numerous manufacturers.DMR uses Time Division Multiple Access (TDMA) to provide two 30 ms “slots” per 12.5 kHz radio channel. Each slot can carry independent voice conversations – this means that each DMR repeater provides two simultaneous voice channels – illustrated in the diagrams below:
