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Books about Pactor:
Technical Descriptions clover g-tor pactor pactor II PSK31 by Hf Digital Modes in Amateur Radio (1999)
Wiki information Pactor:
PACTOR is a radio modulation mode used by amateur radio operators, marine radio stations, and radio stations in isolated areas to send and receive digital information via radio. A robust network of PACTOR stations has been established to relay data...
Plocaederus pactor is a species of beetle in the family Cerambycidae.