Off-topic resources on digital voice radio

Mccauley mccauley at gmx.net
Fri Aug 19 20:18:01 UTC 2011


Hope some members of this list will find interesting this paper & source
code.

Recent research paper that analyzed the security features of the APCO
Project 25 (P25) digital two-way radio system. P25 radios are widely
deployed in the United States by state, local and federal agencies,
first responders, and other public safety organizations.

http://www.usenix.org/events/sec11/tech/full_papers/Clark.pdf

Digital Speech decoder an open source software package that decodes
several digital speech formats: P25, ProVoice, NEXEDGE/IDAS and MOTOTRBO
(Based on ETSI DMR Standard of especial interested for those of us in
Europe given is strongly promoted as a cheap alternative to TETRA).

Also worth to mention that supporting mbelib implement IMBE/AMBE Codec.

http://wiki.radioreference.com/index.php/Digital_Speech_Decoder_(software_package)





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