Sunday, December 15, 2013

Global coverage, FM qulaity audio on short waves: DRM

According to DRM.org, DRM broadcasting offers "greener, clearer, wider, bigger, better quality & audio content". I'll let you be the judge: here is the actual recordng of a decoded DRM signal by Radio Vatican as received in Sydney, 16,340 km away.

And here is the spectral shot of the DRM signal:

Here is another DRM station - and this one is running just 1KW of power. Unfortunately not stron enough for full audio decode, but station ID was decoded fine even at SNR of just 3.0dB !

biteXpress, Germany:

To decode DRM you need to downlowad DREAM software: Open-Source Software Implementation of a DRM (Digital Radio Mondiale) Receiver under the GNU General Public License (GPL).

Here is the DRM broadcasting schedule.

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