6900 kHz USB is very very active with some signals booming in at remote receivers all up and down the US East Coast in the 2200-2300 UTC hour time frame. 6900 LSB and dozens of other frequencies in the 6500-7000 kHz range are also active with Spanish but also Portuguese and some Caribbean English heard. 6790 USB has been noted active tonight, a known radiotelephone link network frequency out of South America.