Several station transmit programs intended for reception in North and South America in this range. As a result, interference is often very heavy here during the night and evening hours. Hams use CW and RTTY from 7000 to 7150 kHz, and mainly LSB from 7150 to 7300 kHz. Best reception is from the late afternoon to early morning, although some hams can usually be heard here around the clock. Various FSK and digital modes are used.
Several stations hear broadcast aeronautical weather reports.
Several international broadcasters use this range along with fixed stations using FSK modes.