458mhz radio modems

General scanning discussion forum. Talk about anything to do with scanners, equipment, VHF/UHF reception and the art of catching those illusive signals!
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fmdx
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Joined: 22 Nov 2017, 23:11
Location: Glasgow

458mhz radio modems

Post by fmdx » 31 Aug 2019, 14:56

came across a radio type modem on 458mhz band,chirps like the old scottish fire vhf repeaters.

is there a way to decode them with the likes sdr?

Goffy
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Joined: 26 Oct 2011, 03:48

Re: 458mhz radio modems

Post by Goffy » 17 Sep 2019, 21:41

458 is a telemetry allocation. The ones I pick up around here belong to the Water Company and are data signals transmitted between remote sewage pumps. Sorry no idea if they can be decoded.

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