Shortwave reception brought the world together long before the Internet. The SW Reel Antenna is a convenient and inexpensive way to improve the reception of any shortwave radio. Help maximize your shortwave reception with the quality SW Reel Antenna. Just attach the end clip to the telescoping antenna of your radio and extend the Reel Antenna up the wall or to a window to the full 23 feet to enhance the performance and reception of your shortwave radio. You can also make a small loop if space allows. Winds up into a sturdy case for portability.