- Codec 2
- Codec2 is an open source low bit rate speech codec designed for communications quality speech at 2400 bit/s and below. Applications include low bandwidth HF/VHF digital radio and VOIP trunking.
[ Hits: 555 | Votes: 5 | Rating: 7.2 ]
- HF Digital Voice for Radio Amateurs.
FreeDV is a free application for Windows, Linux and MacOS that allows any SSB radio to be used for low bit rate digital voice.
[ Hits: 4702 | Votes: 6 | Rating: 7.17 ]
- FreeDV plus Video
- FreeDV plus Video adds simultaneous digital voice (FreeDV) to ZL2AFP's OFDM TV (see OFDM TV page listed under Software/SSTV and FreeDV page listed under Software/Digital Voice). An older version of OFDM TV is used, modified for compatibility with FreeDV. The video is 1 frame/sec, 36-lines, with full color. Total bandwidth is 3.5 kHz.
[ Hits: 160 | Votes: 1 | Rating: 10 ]
- QRadioLink is a Linux analog/digital SDR transceiver application with Codec2 digital voice mode support.
[ Hits: 354 | Votes: 3 | Rating: 5.67 ]
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