SB PROP @ ARL $ARLP018 ARLP018 Propagation de K7RA ZCZC AP18 QST de W1AW Propagation Forecast Bulletin 18 ARLP018 From Tad Cook, K7RA Seattle, WA May 1, 2020 To all radio amateurs SB PROP ARL ARLP018 ARLP018 Propagation de K7RA There were several sunspot appearances this week. Sunspot numbers on April 25 to 29 […]

via ARRL Propagation Bulletin No. 0018 — dxerhamnews