CLOVER2000

CLOVER is the name of a series or class of modem modulation techniques (“waveforms”) specifically designed for use over high frequency (HF) radio systems.

CLOVER-II was the first CLOVER waveform sold commercially, developed by Ray Petit, W7GHM, and HAL Communications in 1990–92.
CLOVER-2000 is a higher-rate and wider bandwidth version of CLOVER developed in 1995.
CLOVER-400 is a special 400 Hz wide waveform that was developed for Globe Wireless.

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