New TWELP 3600 bps Robust vocoder provides highest speech quality in very noisy channel- much better than any known vocoders as, for example, DMR (AMBE+2) vocoder.

TWELP 3600 bps Robust vocoder


Newest HF transceivers from world leaders use our TWELP vocoder, providing high quality reliable voice communication in very difficult conditions.

PRC 4090 HF Tactical Manpack Transceiver

We would like to remind about important feature that we include into descriptions and documentation of all our products:

Vulnerability / Security. DSPINI guarantees ABSOLUTE cleanliness of the software from any undocumented features, undeclared capabilities, etc. All our customers can be sure that any our software/ code doesn't contain any secret functions and features hidden from user. We are ready to provide source codes of our software products for an appropriate certification if need.

This guarantee concerns ANY software / codes, as delivered earlier as well as that will be delivered in the future.