SWL - Short Wave Listener &
FM - Broadcast
If no receiving devices are available it is possible to become a short wave listener using Software defined radios (SDR) via the web. So called WEBSDR.
Your guide to shortwave radio listening, news and shortwave radio reviews
SWLs can also send and receive QSL Cards.
"Wer oder was sind SWLs" (DARC) mehr....