PATENT NOTICE This source code is provided for educational purposes only. It is a written description of how certain voice encoding/decoding algorythims could be implemented. Executable objects compiled or derived from this package may be covered by one or more patents. Readers are strongly advised to check for any patent restrictions or licencing requirements before compiling or using this source code. Mbelib 1.2.5 mbelib supports the 7200x4400 bit/s codec used in P25 Phase 1, the 7100x4400 bit/s codec used in ProVoice and the 'Half Rate' 3600x2250 bit/s vocoder used in various radio systems.

Digital Voice System's AMBE-3000™ Vocoder Chip is an extremely flexible, voice compression solution that sets a new standard for quality, high-performance speech compression hardware. The AMBE-3000™ Vocoder Chip is a DSP-based vocoder that provides exceptional voice quality at rates as low as 2000 bps. Antennas and wave propagation by gsnraju free.

Follow steps 1 through 5 of the procedure 'To install system software over the network. Port' in the Installation and Service Guide. Power on the PC and insert System Software CD 1 into the PC media drive. Click Direct Installation. Continue with the remaining steps of 'To in stall.