This is a fully compatible DVB-RCS and IEEE 802.16 WiMAX error control decoder. The decoder can be used to decode the standard 8 state duo-binary tail-biting turbo ...

The outputs of one SISO, after applying the scaling and interleaving are used by its dual SISO in the next half iteration. Both the turbo encoder and decoder are fully compliant with the DVB-RCS2, ...

If you’ve lost interest in that DVB dongle you bought to give software ... He’s also using some support programs including the Digital Speech Decoder which turns the data into audio.