![]() ![]() ![]() wav format, 48000Hz, 16 bits per sample, mono.ĭSD and mbelib should compile on Linux and *BSD operating systems. Samples must be from a discriminator tap. Other formats will only be considered if high quality samples of the signals are made available for download by the developers.Will not be supportable if it is determined that voice encryption is standard OpenSky - four slot format vocoder may be supported by mbelib.P25 Phase 2 - standard not finalized yet, vocoder is supported by mbelib.The following formats are currently under investigation or development: QPSK modulation (sometimes marketed as "LSM").GFSK modulation (including GMSK and other filtered 2/4 level FSK).D-STAR - The Github version of dsd/mbelib can parse and play back D-STAR traffic.NXDN - 9600 baud (12.5 kHz) NEXEDGE and 4800 baud (6.25 kHz) NEXEDGE/ IDAS.DMR/ MOTOTRBO - Digital Mobile Radio standard.X2-TDMA - Motorola public safety TDMA system with P25 style signaling (mostly based on DMR).The latest version (1.6) supports the following formats and modulation types: amb extensions) and play back those saved files. It can save the compressed digital audio bits to "mbe" data files It does not allow decoding of encryptedĬommunications. To synthesize the decoded digital speech. ![]() It uses the mbelib library (a separate open source package) Digital Speech Decoder is an open source software package that decodes severalĭigital speech formats. ![]()
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