The success of the AMBE+2™ vocoder has resulted in it being chosen as the standard in digital mobile radio applications including APCO Project 25 and DMR and dPMR. Note that Codec 2 has just one voicing bit, unlike mixed excitation algorithms like AMBE and MELP. FreeDV is available as a GUI application, an open source library (FreeDV API), and in hardware (the SM1000 FreeDV adaptor). The main application is low bandwidth HF/VHF digital radio. ![]() ![]() ![]() AMBE+2™ vocoder technology has proven its superior performance in critical commincation applications such as digital mobile radio, satellite telephony and in other wireless devices. ![]() AMBE+2™ Vocoder An enhanced version of DVSI's AMBE® vocoder technology, DVSI's patented AMBE+2™ vocoder has been implemented by a variety of manufacturers around the world.
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