Complex sentence: Not long after this activity began in Canada, amateurs in the US became interested in packet radio, and in 1980, the U.S. Federal Communications Commission (FCC) granted authorization for U.S. amateurs to transmit ASCII codes via amateur radio.
Split into simpler sentences: Not long after this activity began in Canada, amateurs in the US became interested in packet radio. In 1980, the U.S. Federal Communications Commission (FCC) granted authorization for U.S. amateurs to transmit ASCII codes via amateur radio.